| Jobsite Name | City | State |
|---|---|---|
| 15TH ST. INVESTMENT COMPANY | DENVER | CO |
| A T & T CO. | LAKEWOOD | CO |
| A. COORS | DENVER | CO |
| A.F.L. Paint | Denver | CO |
| ABEX CORPORATION, AMSCO DIVISION | DENVER | CO |
| ABEX RAILROAD EQUIPMENT MANUFACTURING PLANT | PUEBLO | CO |
| ACME FOUNDRY | DENVER | CO |
| ACME MARKETS INCORPORATED | PUEBLO | CO |
| ADAMS STATE UNIVERSITY – RICHARDSON HALL | ALAMOSA | CO |
| ADMIN. & REC. BLDG. | CANON CITY | CO |
| ADOLPH COORS BREWERY | GOLDEN | CO |
| ADOLPH COORS CO. | GOLDEN | CO |
| ADOLPH COORS COMPANY | GOLDEN | CO |
| Adolph Coors Company – Adolph Coors Company Brewery | Golden | CO |
| Adolph Coors Company, General Storeroom | Golden | CO |
| Adolph Coors Company, Powerhouse | Golden | CO |
| ADVANCE FOUNDRY | DENVER | CO |
| Advanced Neon Sign | Denver | CO |
| AEC/ERDA | Rocky Flats | CO |
| AIR FORCE ACADEMY – CADET DINING HALL | COLORADO SPRINGS | CO |
| AIR FORCE ACADEMY – PHYSICAL EDUCATION BUILDING | COLORADO SPRINGS | CO |
| Air Force Finance Center | Denver | CO |
| Airways Incorporated | Englewood | CO |
| AJAX GOLD MINING COMPANY | VICTOR | CO |
| ALAMEDA HIGH SCHOOL | LAKEWOOD | CO |
| ALAMO HOTEL AND GARAGE COMPANY | COLORADO SPRINGS | CO |
| Alamosa Community Hospital | Alamosa | CO |
| Albany Hotel | Denver | CO |
| Albany Hotel Annex | Denver | CO |
| ALEXANDER INDUSTRIES, INCORPORATED | COLORADO SPRINGS | CO |
| ALPHA BETA ACME PACKING DIV. (a/k/a American Stores) | PUEBLO | CO |
| ALPHA BETA ACME PACKING DIVISION | PUEBLO | CO |
| AMERICAN BEET SUGAR COMPANY | LAS ANIMAS | CO |
| AMERICAN BEET SUGAR COMPANY | ROCKY FORD | CO |
| AMERICAN BEET SUGAR COMPANY | LAMAR | CO |
| AMERICAN BEET SUGAR COMPANY | DENVER | CO |
| AMERICAN CRYSTAL SUGAR CO. | DENVER | CO |
| AMERICAN CRYSTAL SUGAR CO. | ROCKY FORD | CO |
| AMERICAN CRYSTAL SUGAR COMPANY | ROCKY FORD | CO |
| American Gilsonate Company | Grand Junction | CO |
| American Gilsonite Co | Gilsonite | CO |
| AMERICAN GILSONITE COMPANY | GILSONITE | CO |
| AMERICAN GILSONITE COMPANY | GRAND JUNCTION | CO |
| AMERICAN GILSONITE COMPANY | FRUITA | CO |
| AMERICAN MANGANESE STEEL DIVISION | DENVER | CO |
| AMERICAN METALS CLIMAX, INCORPORATED | CLIMAX | CO |
| AMERICAN MOTORS CORPORATION RESEARCH CENTER | LAKEWOOD | CO |
| AMERICAN PATTERN WORKS IN | DENVER | CO |
| AMERICAN POTASH AND CHEMICAL CORPORATION | TRONA | CO |
| American Sheetmetal Shop | Denver | CO |
| American Smelting & Ref | Denver | CO |
| AMERICAN SMELTING AND REFINING COMPANY | PUEBLO | CO |
| AMERICAN SMELTING AND REFINING COMPANY | DENVER | CO |
| AMERICAN STORES | PUEBLO | CO |
| AMERICAN SUGAR BEET COMPANY – SUGAR BEET FACTORY | ROCKY FORD | CO |
| American Theatre | Denver | CO |
| AMMEN C W AND SON | COLORADO SPRINGS | CO |
| ANHEUSER BUSCH, INCORPORATED | FT. COLLINS | CO |
| ANTLERS HOTEL COMPANY | COLORADO SPRINGS | CO |
| ANTLERS PLAZA HOTEL | COLORADO SPRINGS | CO |
| ANTLER’S PLAZA MOTEL | COLORADO SPRINGS | CO |
| Apache Lumber | Durango | CO |
| APEX INSULATION | COLORADO SPRINGS | CO |
| ARAPAHOE | DENVER | CO |
| ARAPAHOE VILLAGE SHOPPING CENTER | BOULDER | CO |
| ARIZONA MARBLE COMPANY | DENVER | CO |
| ARKANSAS VALLEY RAILWAY, LIGHT & POWER COMPANY | CANON CITY | CO |
| ARMOUR AND COMPANY | DENVER | CO |
| Armstrong Contracting & Supply Corporation | Colorado Springs | CO |
| Armstrong Contracting & Supply Corporation | Denver | CO |
| Arooman Homes | Aurora | CO |
| ARTISTS CRAFTSMAN SHOP | DEL NORTE | CO |
| Arvada Technical Center | Arvada | CO |
| Asamera Oil USA | Commerce City | CO |
| Asbestos Supply | Denver | CO |
| ASHLAND HIGH SCHOOL | ARAPAHOE CITY | CO |
| ASHLAND HIGH SCHOOL | HIGHLANDS | CO |
| ASMAY REFINERY | DENVER | CO |
| ASPEN INSTITUE FOR HUMANISTIC STUDIES | ASPEN | CO |
| ASPEN VALLEY HOSPITAL | ASPEN | CO |
| AT&T | LAKEWOOD | CO |
| ATCHINSON, TOPEKA AND SANTA FE RAILWAY COMPANY | LA JUNTA | CO |
| ATLANTIC RICHFIELD | GRAND VALLEY | CO |
| ATLANTIC RICHFIELD CO | GRAND VALLEY | CO |
| Atlas Missile Site | Unknown | CO |
| ATMOSPHERIC RESEARCH CENTER | BOULDER | CO |
| ATOMIC ENERGY COMMISSION | GOLDEN | CO |
| Aurora City Water District | Aurora | CO |
| AURORA CRIMINAL JUSTICE FACILITY | AURORA | CO |
| AURORA MALL – JC PENNEY STORE | AURORA | CO |
| AURORA TECHNICAL CENTER | AURORA | CO |
| B.H. LICHTER AND COMPANY | DENVER | CO |
| BARBER ASPHALT PAVING COMPANY | LOCKWOOD GREENE | CO |
| BATES DRUG STORE | COLORADO SPRINGS | CO |
| BAY PETROLEUM CO. | DENVER | CO |
| BAY PETROLEUM COMPANY | DENVER | CO |
| BAY PETROLEUM CORP. | DENVER | CO |
| BAY PETROLEUM REFINERY | DENVER | CO |
| BEET SUGAR FACTORY | BRUSH | CO |
| BELLS BY ALLEN | PALMER LAKE | CO |
| Berkeley Presbyterian Church | Denver | CO |
| BEST WESTERN DENVER WEST HOTEL | LAKEWOOD | CO |
| BETHLEHEM LUTHERAN CHURCH | FORT COLLINS | CO |
| BLACK HILLS ENERGY – ROCKY FORD PLANT | ROCKY FORD | CO |
| BLACK SWAN HALL | ASPEN | CO |
| BLUE CROSS BLUE SHIELD BUILDING – BROADWAY | DENVER | CO |
| Board of Water Commission | Denver | CO |
| Board of Water Commission – Ashland Station | Denver | CO |
| Boise Cascade Corp | Denver | CO |
| BONELL HOME HEALTH CARE | GREELEY | CO |
| BONFILS MEMORIAL THEATER | DENVER | CO |
| BOOMERANG LODGE | ASPEN | CO |
| BOSTON FOOD PROD | PUEBLO | CO |
| BOSTON FOOD PRODUCTS | PUEBLO | CO |
| BOSTON FOODS PRODUCTS CO | PUEBLO | CO |
| BOULDER JUSTICE CENTER | BOULDER | CO |
| Boulder Metal Products | Boulder | CO |
| BOULDER ROLLING MILLS COMPANY | BOULDER | CO |
| BOWLIANA LANES | LONGMONT | CO |
| Braun Knecht Heimann & Co. | Denver | CO |
| Breach Plumbing & Heating | Denver | CO |
| Broadmoor Cheyenne Mountain Highway, Hell Gate | Colorado Springs | CO |
| BROADMOOR HOTEL | COLORADO SPRINGS | CO |
| BROADMOOR HOTEL | BROADMOOR | CO |
| BROADMOOR WEST | COLORADO SPRINGS | CO |
| BROOKS TOWERS | DENVER | CO |
| Brown Elementary School | Denver | CO |
| Brown Palace Hotel | Denver | CO |
| BRUSH JUNIOR HIGH SCHOOL | BRUSH | CO |
| BUENA VISTA SCHOOL | COLORADO SPRINGS | CO |
| BURLINGTON NORTHERN & SANTA FE RAILROAD | LA JUNTA | CO |
| BURLINGTON NORTHERN RAILROAD | DENVER | CO |
| BURN ZOL CORPORATION | PUEBLO | CO |
| BURNS THEATRE | COLORADO SPRINGS | CO |
| C F & I Engineers, Inc. | Denver | CO |
| C F & I Steel | Minnequa | CO |
| C F & I Steel Company | Denver | CO |
| C F AND I STEEL CORP | PUEBLO | CO |
| C.B. & Q. TEAM TRACK | DENVER | CO |
| C.F. & I. STEEL CORPORATION | PUEBLO | CO |
| C.F. & I. Steel Mill | Pueblo | CO |
| C.F.&I. STEEL CORP. | PUEBLO | CO |
| CADET QUARTERS AFA | COLORADO SPRINGS | CO |
| California Company | Rangley | CO |
| CAMERON ELEMENTARY SCHOOL | GREELEY | CO |
| CAMP CARSON | COLORADO SPRINGS | CO |
| Capitol Building | Denver | CO |
| CAPITOL STEAM PLANT – 4 | DENVER | CO |
| CARL ANDREW CON | DENVER | CO |
| Carson Residential Housing | Colorado Springs | CO |
| CASA DEL SOL APARTMENTS | DENVER | CO |
| Case Cutter | Denver | CO |
| CATERPILLAR TRACTOR COMPANY | DENVER | CO |
| CELEBRITY LANE, 320 S. COLORADO BLVD. | DENVER | CO |
| CENTEL CORPORATION | CANON CITY | CO |
| CENTENIAL CASTINGS INC | DENVER | CO |
| CENTENNIAL CASTINGS INC | DENVER | CO |
| CENTRAL COLORADO BANK – EAST PLATTE AVENUE | COLORADO SPRINGS | CO |
| CENTRAL HIGH SCHOOL | FRUITVALE | CO |
| CENTRAL HIGH SCHOOL | PUEBLO | CO |
| CENTRAL Y.M.C.A. | DENVER | CO |
| CENTURIAN MFG COMPANY | BROOKFIELD | CO |
| CENTURIAN MFG COMPANY | BROOMFIELD | CO |
| Cf & I Steel | Pueblo | CO |
| CF & I STEEL CORP | PUEBLO | CO |
| CF&I Steel Corporation – Minnequa Steel Works | Pueblo | CO |
| CF&I STEEL MILL | PUEBLO | CO |
| CHASE ROLLING MILL COMPANY | WATERBURY | CO |
| CHASE STONE CENTER | COLORADO SPRINGS | CO |
| Chemical Corps., Rocky Mtn. Arsenal | Ladora | CO |
| CHEROKEE | DENVER | CO |
| CHEROKEE GENERATING STATION | DENVER | CO |
| CHEROKEE POWER HOUSE | DENVER | CO |
| Cherokee Powerhouse | Denver | CO |
| CHEROKEE STEAM ELECTRIC – 6198 NORTH FRANKLIN STREET | DENVER | CO |
| CHEROKEE STEAM ELECTRIC – TURBINE #4 | DENVER | CO |
| Cherokee Steam Electric Station | Denver | CO |
| Cherry Creek High School | Cherry Creek | CO |
| CHERRY CREEK NURSING HOME | AURORA | CO |
| Cherry Creek West Junior High School | CO | |
| Chevron Oil Company | Denver | CO |
| Chevron USA, Inc. | Rangley | CO |
| Cheyenne Lodge | Cheyenne Mountain | CO |
| CHICAGO, BURLINGTON AND QUINCY RAILROAD COMPANY | DENVER | CO |
| CHILDRENS HOSPITAL ASSOCIATION | DENVER | CO |
| CIA TEXTILE DEL NORTE SA ALLENDE | COAHUILA | CO |
| Cinderella City Mall | Engelwood | CO |
| Cipra Air Conditioning | Denver | CO |
| CITADEL SHOPPING CENTER | COLORADO SPRINGS | CO |
| CITIZENS LIGHT, HEAT AND POWER COMPANY – POWER PLANT | COLORADO SPRINGS | CO |
| CITY & COUNTY OF DENVER – Court House | DENVER | CO |
| CITY AND COUNTY COURT HOUSE | DENVER | CO |
| CITY AND COUNTY OF DENVER COMPANY | DENVER | CO |
| City Hall | Pueblo | CO |
| City Hall | Grand Junction | CO |
| CITY HALL – EAST SECOND AVENUE | DURANGO | CO |
| CITY OF FORT COLLINS | FORT COLLINS | CO |
| City of La Junta – Municipal Power Plant | La Junta | CO |
| CITY OF LAMAR | LAMAR | CO |
| City of Lamar – ‘LAMAR LIGHT & POWER DEPARTMENT | LAMAR | CO |
| CLAYTON PRESBYTERIAN CHURCH | DENVER | CO |
| CLEAR CREEK JUNIOR AND SENIOR HIGH SCHOOL | IDAHO SPRINGS | CO |
| CLETUS G. COOPER, 420 S. CORONA AVE. | COLORADO SPRINGS | CO |
| CLETUS G. COOPER, 6 1/2 W. CIMARRON ST. | COLORADO SPRINGS | CO |
| CLIFTON CHRISTIAN CHURCH | CLIFTON | CO |
| Climax Molybdenum Company | Climax | CO |
| CLIMAX URANIUM COMPANY | GRAND JUNCTION | CO |
| CLOVER CLUB FOODS | GREELEY | CO |
| COFFINS PACKING COMPANY | DENVER | CO |
| COLONY DEVELOPMENT OPERAT | GRAND VALLEY | CO |
| COLORADO AND SOUTHERN RAILWAY COMPANY | DENVER | CO |
| COLORADO AND UTAH COAL COMPANY | MT. HARRIS | CO |
| COLORADO BUILDING | DENVER | CO |
| COLORADO COLD STORAGE CORPORATION | DENVER | CO |
| COLORADO COLLEGE – CHARLES LEAMING TUTT LIBRARY | COLORADO SPRINGS | CO |
| Colorado College – Natatorium | Colorado Springs | CO |
| COLORADO CONDENSED MILK COMPANY | FT. LUPTON | CO |
| COLORADO EDUCATION ASSOCIATION HEADQUARTERS – GRANT STREET | DENVER | CO |
| COLORADO FOUNDRY INC | COLORADO SPRINGS | CO |
| COLORADO FUEL & IRON | PUEBLO | CO |
| COLORADO FUEL & IRON | MINNEQUA | CO |
| COLORADO FUEL & IRON COMPANY | CRESTED BUTTE | CO |
| COLORADO FUEL & IRON COMPANY | DENVER | CO |
| COLORADO FUEL & IRON COMPANY | MINNEQUA | CO |
| COLORADO FUEL & IRON COMPANY | BESSEMER | CO |
| COLORADO FUEL & IRON COMPANY | PUEBLO | CO |
| Colorado Fuel & Iron Corp. | Minnequa | CO |
| COLORADO FUEL & IRON CORPORATION | PUEBLO | CO |
| Colorado Fuel And Iron Steel Mill/CF&I steel | Pueblo | CO |
| Colorado General Hospital | Denver | CO |
| COLORADO GENERAL HOSPITAL OF THE UNIVERSITY OF COLORADO | DENVER | CO |
| COLORADO ICE AND COLD STORAGE COMPANY | DENVER | CO |
| Colorado Interstate Gas Company | Devine | CO |
| COLORADO LAUNDRY | PUEBLO | CO |
| COLORADO LAUNDRY COMPANY | PUEBLO | CO |
| COLORADO LIGHT AND POWER COMPANY | CANON CITY | CO |
| COLORADO MENTAL HEALTH INSTITUTE AT PUEBLO | PUEBLO | CO |
| COLORADO MOUNTAIN COLLEGE | ASPEN | CO |
| COLORADO NATIONAL BANK BUILDING – 17TH STREET | DENVER | CO |
| COLORADO PACKING AND PROVISION COMPANY | DENVER | CO |
| COLORADO REFINERY | COMMERCE CITY | CO |
| COLORADO REFINERY | DENVER | CO |
| COLORADO SCHOOL FOR THE DEAF AND BLIND | COLORADO SPRINGS | CO |
| Colorado School Of Mines | Golden | CO |
| COLORADO SPRINGS | COLORADO SPRINGS | CO |
| COLORADO SPRINGS AIRPORT – AIRPORT TERMINAL BUILDING | COLORADO SPRINGS | CO |
| COLORADO SPRINGS DEPARTMENT OF PUBLIC UTILITIES / NIXON PLANT | FOUNTAIN | CO |
| COLORADO SPRINGS RAPID TRANSIT COMPANY – POWER PLANT | COLORADO SPRINGS | CO |
| COLORADO SPRINGS UTILITIES – RAY D NIXON POWER PLANT | FOUNTAIN | CO |
| COLORADO SPRINGS UTILITIES – RAY D. NIXON POWER PLANT | FOUNTAIN | CO |
| COLORADO STATE BANK BUILDING – BROADWAY | DENVER | CO |
| COLORADO STATE HOME FOR DEPENDENT AND NEGLECTED CHILDREN | DENVER | CO |
| Colorado State Hospital | Pueblo | CO |
| COLORADO STATE HOSPITAL – GYM & RECREATION FACILITY | PUEBLO | CO |
| COLORADO STATE HOSPITAL – HEATING PLANT | PUEBLO | CO |
| COLORADO STATE HOSPITAL – PATIENT FACILITIES | PUEBLO | CO |
| COLORADO STATE HOSPITAL – SCHOOL & DAY CARE CENTER | PUEBLO | CO |
| COLORADO STATE HOSPITAL – TUNNEL & UTILITIES | Pueblo | CO |
| COLORADO STATE INDUSTRIAL SCHOOL | GOLDEN | CO |
| COLORADO STATE INDUSTRIAL SCHOOL | DENVER | CO |
| COLORADO STATE PENITENTIARY | CANON CITY | CO |
| COLORADO STATE REFORMATORY | BUENA VISTA | CO |
| COLORADO STATE UNIVERSITY | BOULDER | CO |
| COLORADO STATE UNIVERSITY | FORT COLLINS | CO |
| COLORADO STATE UNIVERSITY – DURWARD HALL | FORT COLLINS | CO |
| COLORADO STATE UNIVERSITY – FIELD HOUSE | FORT COLLINS | CO |
| COLORADO STATE UNIVERSITY – NEW CHEMISTRY BLDG | FORT COLLINS | CO |
| COLORADO STATE UNIVERSITY, PHYSICAL PLANT DEPARTMENT | FT. COLLINS | CO |
| COLORADO TIRES AND IRON COMPANY | DENVER | CO |
| COLORADO UNIVERSITY – PHYSICS BLDG | BOULDER | CO |
| COLORADO UTE ELECTRIC ASSOCI | HAYDEN | CO |
| COLORADO UTE ELECTRIC ASSOCIATION – HAYDEN STEAM STATION UNIT #1 | Hayden | CO |
| Colorado UTE Electric- Craig Station | Craig | CO |
| COLORADO UTILITIES CORPORATION – POWER PLANT | MCGREGOR | CO |
| COLORADO-UTE ELECTRIC ASSOCIATION – HAYDEN GENERATING STATION | Hayden | CO |
| COLORADO-UTE ELECTRIC ASSOCIATION (Hayden #2) | HAYDEN | CO |
| Columbine Building | Denver | CO |
| Columbine Glass Co | Golden | CO |
| COLUMBINE LAUNDRY COMPANY | DENVER | CO |
| COMANCHE GENERATING STATION – UNIT 2 | PUEBLO | CO |
| COMANCHE POWER PLANT | PUEBLO | CO |
| Comanche Powerhouse | Pueblo | CO |
| Comanche Station | Pueblo | CO |
| COMMANCHE POWER PLANT | Pueblo | CO |
| COMMODORE MINING COMPANY | CREEDE | CO |
| Conaway Furnace | Denver | CO |
| CONGREGATION EMMANUEL – GRAPE STREET | DENVER | CO |
| CONOCO (Continental Oil) | Grand Junction | CO |
| Conoco Oil Refinery | Commerce City | CO |
| Conoco Refinery | Commerce City | CO |
| CONSOLIDATED RAILWAY CORPORATION | NEW HAVEN | CO |
| Conspeco | Denver | CO |
| Construction Specialties | Denver | CO |
| CONTINENTAL HOTEL | DENVER | CO |
| Continental Oil Company | Commerce City | CO |
| CONTINENTAL OIL COMPANY | GRAND JUNCTION | CO |
| CONTINENTAL OIL COMPANY – REFINERY | COMMERCE CITY | CO |
| CONTINENTAL REFINERY | DENVER | CO |
| CONTINENTIAL OIL BUILDING | DENVER | CO |
| CONVERTER MOD. PHASE 1 AND 2 AFA | COLORADO SPRINGS | CO |
| COOPER THEATRE – FOUNDATION HALL – 8TH AVENUE | GREELEY | CO |
| COORS BIOTECH DIVISION | JOHNSTOWN | CO |
| Coors Brewery | Golden | CO |
| COORS BREWING COMPANY BREWERY | GOLDEN | CO |
| COORS PORCELAIN CO – ALUM DIV | GOLDEN | CO |
| COORS PORCELAIN CO – CAN PLANT | GOLDEN | CO |
| Coors Porcelain Company | Golden | CO |
| Coors Porcelain Company ? 600 9th Street | Golden | CO |
| COPPERS CO. | PUEBLO | CO |
| COPPERS COMPANY – C. F. & I PLANT | PUEBLO | CO |
| CORLEY COAL COMPANY | COLORADO SPRINGS | CO |
| COSMOPOLITAN HOTEL | DENVER | CO |
| Court House | Greeley | CO |
| COURTHOUSE SQUARE DEVELOPMENT | DENVER | CO |
| CRAIG PUBLIC LIBRARY | CRAIG | CO |
| Crane Co X CF&I | Minnequa | CO |
| Cress Tile Company | Wheatridge | CO |
| CRYOMEGNETICS CORP | DENVER | CO |
| Curtis Sheetmetal | Denver | CO |
| D & S Mechanical | Boulder | CO |
| D C METALS | DENVER | CO |
| D.E. BURKE | PUEBLO | CO |
| D.S. GRIMES SON | DENVER | CO |
| Dana Corp. | Pueblo | CO |
| DANA CORPORATION PERFECT | PUEBLO | CO |
| DAVID C RAVENELLI | TRINIDAD | CO |
| DAVIS BROTHERS FLORAL COMPANY | WHEAT RIDGE | CO |
| Day Mines, Inc. | Leadville | CO |
| Del Patrick Heating | Denver | CO |
| DENVER AIR ROUTE TRAFFIC CONTROL CENTER (ARTCC) | LONGMONT | CO |
| DENVER AND RIO GRANDE RAILROAD COMPANY | BURNHAM | CO |
| DENVER AND RIO GRANDE RAILROAD COMPANY | BARNHAM | CO |
| DENVER AND RIO GRANDE WESTERN RAILROAD COMPANY | ALAMOSA | CO |
| DENVER AND RIO GRANDE WESTERN RAILROAD COMPANY | PUEBLO | CO |
| DENVER AUDITORIUM | DENVER | CO |
| DENVER AUDITORIUM ARENA | DENVER | CO |
| Denver Brick & Pipe Co | Denver | CO |
| DENVER BRICK AND PIPE COMPANY | DENVER | CO |
| DENVER CITY CABLE RAILWAY COMPANY | DENVER | CO |
| DENVER CITY HALL | DENVER | CO |
| DENVER CITY TRAMWAY COMPANY | DENVER | CO |
| DENVER CLUB BUILDING – 17TH STREET | DENVER | CO |
| DENVER DRY GOODS COMPANY | DENVER | CO |
| Denver Equipment Co | Colorado Springs | CO |
| DENVER EQUITABLE BUILDING | DENVER | CO |
| DENVER FEDERAL CENTER | DENVER | CO |
| DENVER FEDERAL CENTER – BUILDING 53 | DENVER | CO |
| DENVER FIRE CLAY CO | DENVER | CO |
| DENVER FIRE DEPARTMENT HEADQUARTERS BUILDING – WEST COLFAX AVENUE | DENVER | CO |
| DENVER GAS AND ELECTRIC COMPANY – LACOMBE STATION | DENVER | CO |
| DENVER GENERAL HOSPITAL | DENVER | CO |
| Denver Metro Sewage Company Water/Sewage Treatment Center | Denver | CO |
| DENVER MISSILE SITES | DENVER | CO |
| Denver Municipal Airport | Denver | CO |
| Denver Ordnance Plant | Denver | CO |
| DENVER PUBLIC BATH AND GYMNASIUM | DENVER | CO |
| DENVER PUBLIC LIBRARY BUILDING – WEST 14TH AVENUE | DENVER | CO |
| DENVER PUBLIC SERVICE BUILDING – 15TH STREET | DENVER | CO |
| DENVER SEWER PIPE AND CLAY COMPANY | DENVER | CO |
| DENVER SEWER PIPE AND CLAY COMPANY | ARGO | CO |
| Denver Sheetmetal | Denver | CO |
| DENVER SQUARE/ANACONDA TOWER – 17TH STREET | DENVER | CO |
| DENVER TRAMWAY – DENVER TRAMWAY COMPANY POWERHOUSE | DENVER | CO |
| DENVER UNION WATER WORKS | PLATTE CANON, DENVER | CO |
| DENVER US NATIONAL BANK | DENVER | CO |
| DFC Corp Division | Denver | CO |
| Dietrich Standard | Boulder | CO |
| DOCTOR JACK POT CONSOLIDATED MINING COMPANY | ANACONDA | CO |
| DOME INVESTMENT COMPANY, IDEAL BUILDING | DENVER | CO |
| DORM UNIT NBR 3 – CSC | GREELEY | CO |
| DOUGLAS COUNTY HIGH SCHOOL | CASTEL ROCK | CO |
| Douglas Jardine Sheetmetal | Denver | CO |
| Dow Chemical | Golden | CO |
| DOW CHEMICAL CO – ROCKY FLATS PLANT | ROCKY FLATS | CO |
| Dravo Corp. | Denver | CO |
| Duke Shepard Homes | Lakewood | CO |
| DURANGO LIGHT & POWER COMPANY – POWER HOUSE | DURANGO | CO |
| E.G. STOIBER | SILVERTON | CO |
| E.I. DUPONT DE NEMOURS & CO. INC. | LOUVIERS | CO |
| E.I. DUPONT DE NEMOURS & COMPANY | TOLUCA | CO |
| E.I. DUPONT DE NEMOURS & COMPANY | LOUVIERS | CO |
| EARL JOHNSON ELEMENTARY SCHOOL | GOLDEN | CO |
| EASTMAN KODAK – COLORADO DIVISION – FILM AND PAPER MANUFACTURING PLANT | WINDSOR | CO |
| EASTMAN KODAK CO | WINDSOR | CO |
| EASTMAN KODAK CO. | WINDSOR | CO |
| Eastman Kodak Company | Windsor | CO |
| EASTMAN KODAK COMPANY – MANUFACTURING PLANT – EASTMAN PARK DRIVE | WINDSOR | CO |
| EASTMAN KODAK COMPANY, KODAK COLORADO DIVISION | WINDSOR | CO |
| EASTMAN KODAK PROJECT – BUILDINGS C-17 & C-27 | WINDSOR | CO |
| EASTMAN KODAK PROJECT, BUILDINGS C-17 & C-27 | WINDSOR | CO |
| Economy Mechanical Industrial | Denver | CO |
| EDDIE’S CANDLELIGHT INN – NORTH NEVADA AVENUE | COLORADO SPRINGS | CO |
| EDWARD D. THOMAS | CO. SPRINGS | CO |
| Eisenhower Tunnel | Frisco | CO |
| EL PASO CONSOLIDATED GOLD MINING COMPANY | ANACONDA | CO |
| EL PASO CONSOLIDATED GOLD MINING COMPANY | ELKTON | CO |
| EL PASO GOLD MINE | COLORADO SPRINGS | CO |
| Electron Corp | Littleton | CO |
| ELECTRON CORPORATION | LITTLETON | CO |
| ELKTON CONSOLIDATED MINING AND MILLING COMPANY | ELKTON | CO |
| EMERSON JUNIOR HIGH SCHOOL | COLORADO SPRINGS | CO |
| EMPIRE ACOUSTICS & FIREPROOF | COLORADO SPRINGS | CO |
| ENLISTED MENS BARRACKS | FORT CARSON | CO |
| ERNEST AND CRAMNER BUILDING | DENVER | CO |
| FABRICA DE GRASAS Y | BOGOTA | CO |
| FEDERAL CENTER | LAKEWOOD | CO |
| FEDERAL CORRECTIONAL INSTITUTE | LAKEWOOD | CO |
| FEDERAL CORRECTIONAL INSTITUTE | ENGLEWOOD | CO |
| Federal Reserve Building | Denver | CO |
| FEDERAL YOUTH CENTER | ENGLEWOOD | CO |
| Feeney Insulation | Denver | CO |
| FEENEY SUPPLY CO. | LAKEWOOD | CO |
| FIELD HOUSE AFA | COLORADO SPRINGS | CO |
| FIRST EVANGELICAL FREE CHURCH | DENVER | CO |
| FIRST NATIONAL BANK BUILDING | DENVER | CO |
| FIRST PRESBYTERIAN CHURCH – EAST BIJOU STREET | COLORADO SPRINGS | CO |
| FIRST UNITED METHODIST CHURCH – NORTH NEVADA AVENUE | COLORADO SPRINGS | CO |
| FITZSIMMONS GENERAL HOSPITAL | DENVER | CO |
| FITZSIMMONS GENERAL HOSPITAL | BUNELL | CO |
| FITZSIMONS ARMY HOSPITAL | AURORA | CO |
| Flatiron Structures Company | Rifle | CO |
| FOLEY BROTHERS AND WALBRIDGE | ALDINGER | CO |
| FOR SALE PER DAVE BLACK | DENVER | CO |
| FORT CARSON – BACHELOR OFFICER’S QUARTERS | FORT CARSON | CO |
| FORT CARSON – ENLISTED MENS BARRACKS | COLORADO SPRINGS | CO |
| FORT CARSON – MESS HALLS | FORT CARSON | CO |
| Fort Saint Vrain Generating Station | Platteville | CO |
| FORT ST VRAIN | PLATTEVILLE | CO |
| Fos Sheetmetal | Denver | CO |
| FOUNTAIN FOUNDRY | PUEBLO | CO |
| FRANKLIN PARK APARTMENTS | DENVER | CO |
| FREMONT COUNTY COURTHOUSE – JUSTICE CENTER ROAD | CANON CITY | CO |
| FRONTIER AIRLINES – STAPLETON | DENVER | CO |
| FRUEHAUF TRAILER OFFICE – VASQUEZ BOULEVARD | DENVER | CO |
| FRUITA HIGH SCHOOL | FRUITA | CO |
| FRUITA REFINERY | FRUITA | CO |
| Ft. Collins Light & Power | Fort Collins | CO |
| FT. COLLINS SUGAR COMPANY | FT. COLLINS | CO |
| GABAGER IRON AND METAL CO | DENVER | CO |
| GARDEN TERRACE APARTMENTS | COLORADO SPRINGS | CO |
| GARY COMMUNITY RURAL STATION (a/k/a American Gilsonite) | FRUITA | CO |
| GARY REFINING COMPANY | FRUITA | CO |
| Gates | Uninc Weld County | CO |
| GATES RUBBER | DENVER | CO |
| GATES RUBBER CO | DENVER | CO |
| GATES RUBBER CO. | DENVER | CO |
| GATES RUBBER CO.(ARMSTRONG RUBBER) | DENVER | CO |
| GATES RUBBER CO.(ARMSTRONG RUBBER) | Littleton | CO |
| Gates Rubber Company | Denver | CO |
| Gates Rubber Plant | Denver | CO |
| GATEWAY PLAZA | AURORA | CO |
| General Electric Company | Denver | CO |
| General Iron Works | Englewood | CO |
| GENERAL IRON WORKS | DENVER | CO |
| GENERAL PALMER RESIDENCE | COLORADO CITY | CO |
| GENERAL ROSE MEMORIAL HOSPITAL | DENVER | CO |
| GENEVA PHARMACEUTICAL | BROOMFIELD | CO |
| GLENN L. MARTIN COMPANY – MARTIN MISSILE SITE | DENVER | CO |
| GLENWOOD SPRINGS HIGH SCHOOL | GLENWOOD SPRINGS | CO |
| GLOCKNER PENROSE HOSPITAL | COLORADO SPRINGS | CO |
| GLOCKNER SANATORIUM | COLORADO SPRINGS | CO |
| GOLD COIN MINING AND LEASING COMPANY | VICTOR | CO |
| GOLDEN CYCLE M AND M COMPANY | COLORADO SPRINGS | CO |
| GOLDEN CYCLE MINING AND REDUCTION COMPANY | COLORADO SPRINGS | CO |
| GOLDEN CYCLE MINING COMPANY | COLORADO SPRINGS | CO |
| GOLDEN CYCLE MINING COMPANY | INDEPENDENCE | CO |
| GOODENOUGH MINING AND MILLING COMPANY | RUBY CITY | CO |
| GOVERNMENT OF THE REPUBLIC OF MEXICO | MONCLOUA | CO |
| Grand Junction City Hall | Grand Junction | CO |
| GRAND JUNCTION REGIONAL CENTER | GRAND JUNCTION | CO |
| Grand Valley Oil & Shale | Grand Junction | CO |
| GRANT JUNIOR HIGH SCHOOL | DENVER | CO |
| GRAYMORE SANATORIUM | COLORADO SPRINGS | CO |
| GREAT WESTERN BEET SUGAR COMPANY | LONGMONT | CO |
| GREAT WESTERN MACHINERY COMPANY | DENVER | CO |
| Great Western Sugar | Brighton | CO |
| GREAT WESTERN SUGAR CO | BRIGHTON | CO |
| GREAT WESTERN SUGAR CO | FORT MORGAN | CO |
| GREAT WESTERN SUGAR CO | GREELEY | CO |
| GREAT WESTERN SUGAR CO | OVID | CO |
| GREAT WESTERN SUGAR CO | STERLING | CO |
| GREAT WESTERN SUGAR CO | BAYARD | CO |
| GREAT WESTERN SUGAR COMPA | UVID | CO |
| Great Western Sugar Company | Brush | CO |
| Great Western Sugar Company | Longmont | CO |
| Great Western Sugar Company | Sterling | CO |
| Great WESTERN SUGAR COMPANY | OVID | CO |
| GREAT WESTERN SUGAR COMPANY | DENVER | CO |
| GREAT WESTERN SUGAR COMPANY | FORT MORGAN | CO |
| GREAT WESTERN SUGAR COMPANY | FT. COLLINS | CO |
| GREAT WESTERN SUGAR COMPANY | JOHNSTOWN | CO |
| GREAT WESTERN SUGAR COMPANY | LOVELAND | CO |
| GREAT WESTERN SUGAR COMPANY | WINDSOR | CO |
| GREAT WESTERN SUGAR COMPANY | BRIGHTON | CO |
| GREAT WESTERN SUGAR COMPANY | FT. MORGAN | CO |
| GREAT WESTERN SUGAR COMPANY | GREELEY | CO |
| GREAT WESTERN SUGAR COMPANY | EATON | CO |
| GREAT WESTERN SUGAR COMPANY, SUGAR BUILDING | DENVER | CO |
| GREENLEAF WHOLESALE FLORIST | BRIGHTON | CO |
| GT Western Sugar Company | Denver | CO |
| H.L. BRIDGEMAN | PUEBLO | CO |
| HAWKINS AND DAVIS CROSSWELL BARNETT MACHINE COMPANY | TRINIDAD | CO |
| HEATH JUNIOR HIGH SCHOOL | GREELEY | CO |
| Heating Incorporated | Colorado Springs | CO |
| HEBREW EDUCATION ALLIANCE – WEST COLFAX AVENUE | DENVER | CO |
| HENDRIE & BOLTHOFF COMPANY | DENVER | CO |
| HENDRIE & BOLTHOFF MANUFACTURING & SUPPLY COMPANY | DENVER | CO |
| Hewlett Packard | Colorado Springs | CO |
| HIGHLAND SOUTH APARTMENTS | WHEAT RIDGE | CO |
| HILLCREST TOWERS – EAST 19TH STREET AND SHERMAN STREET | DENVER | CO |
| Hilton Hotel | Denver | CO |
| HOCHLANDHOF – LODGE | WINTER PARK | CO |
| Hoffman Heights | Denver | CO |
| Hoffman Homes | Thornton | CO |
| HOLLY SUGAR BUILDING | COLORADO SPRINGS | CO |
| HOLLY SUGAR CORP. | DELTA | CO |
| Holy Ghost Church | Denver | CO |
| Home Building | Broomfield | CO |
| Home Furnaces | Denver | CO |
| House Heating | Fort Collins | CO |
| Hudson Energy Company | Craig | CO |
| Hy-Met Engineering Ltd. | Denver | CO |
| IBM | BOULDER | CO |
| IBM – MANUFACTURING PLANT | BOULDER | CO |
| IBM Corporate System Mfg Division | Boulder | CO |
| IBM ENGINEERING BLDG | NIWOT | CO |
| IBM MFG /C/ BLDG | NIWOT | CO |
| IDEAL CEMENT | DENVER | CO |
| IDEAL CEMENT CO | PORTLAND | CO |
| IDEAL CEMENT COMPANY | BOETTCHER | CO |
| IMMACULATE CONCEPTION CATHEDRAL | DENVER | CO |
| Industrial Service & Engineering Company | Denver | CO |
| INDUSTRIAL SUGAR COMPANY | LA SALLE | CO |
| INGENIO RIO CASTILLA | VALLE | CO |
| INGENIO RIO PAILA | CALI | CO |
| International Paper | Sartell | CO |
| INTERNATIONAL RUBBER COMPANY | DENVER | CO |
| IRON SILVER MINING COMPANY | LEADVILLE | CO |
| J D INSULATIONS | DENVER | CO |
| J.C. ST. JOHN PLUMBING AND HEATING COMPANY | COLORADO SPRINGS | CO |
| J.W. LAWRENCE, DEPARTMENT M. E. | FT. COLLINS | CO |
| JACONVEL CO | BARRONDALE | CO |
| JACONVEL CO | CARRONDALE | CO |
| JAMES RICHARDS | DEL NORTE | CO |
| JARDINE DOUGLAS INC | COLORADO SPRINGS | CO |
| JEFFERSON COUNTY COURTHOUSE – ARAPAHOE STREET | GOLDEN | CO |
| JEFFERSON SCHOOL | PUEBLO | CO |
| JEWISH CONSUMPTIVES RELIEF SOCIETY | DENVER | CO |
| JOB A COOPER | DENVER | CO |
| JOHN DUNN | BOULDER | CO |
| Johns Manville | Florence | CO |
| Johns Manville | Denver | CO |
| Johns Manville Corp | Littleton | CO |
| JOHNS MANVILLE CORPORATION | DENVER | CO |
| JOHNS MANVILLE RESEARCH BUILDING | LITTLETON | CO |
| JOHNS MANVILLE WORLD HEADQUARTERS BUILDING | KEN CARYL | CO |
| Johns-Manville Sales Corporation | Denver | CO |
| JOHNSON CURTIS | DORANGO | CO |
| JUANITA COAL AND COKE COMPANY | BOWIE | CO |
| JULIUS HYMAN COMPANY | LADORA | CO |
| K. & B. PACKING AND PROVISION COMPANY | DENVER | CO |
| KAISER INDUSTRIES | REMACO | CO |
| KENDRIE AND BOLTHOFF MANUFACTURING AND SUPPLY COMPANY | DENVER | CO |
| Kindle & Angelo Sheetmetal | Denver | CO |
| KITAYAMA BROTHERS GREENHOUSE | BRIGHTON | CO |
| KODAK | WINDSOR | CO |
| Kodak Colorado Division | Windsor | CO |
| KOHL ELEMENTARY SCHOOL | BROOMFIELD | CO |
| KUNER PICKLE COMPANY | BRIGHTON | CO |
| LA BELLA MILL, WATER AND POWER COMPANY – LA BELLA PLANT | GOLDFIELD | CO |
| LA COMB POWERPLANT | DENVER | CO |
| LACOMBE STATION | DENVER | CO |
| Lamar Powerhouse | Lamar | CO |
| LANDMARK PETROLEUM | FRUITA | CO |
| LARIMER COUNTY HOSPITAL | FORT COLLINS | CO |
| LARIMER LIGHT AND POWER COMPANY | FT. COLLINS | CO |
| LARSON AND UDESEN – OSAGE STREET | DENVER | CO |
| LAUREN BURT, INCORPORATED | DENVER | CO |
| LEADVILLE GAS AND ELECTRIC COMPANY | LEADVILLE | CO |
| LEADVILLE LIGHT AND POWER COMPANY | LEADVILLE | CO |
| Leyden Gas Plant | Leyden | CO |
| LIGHT AND POWER DEPARTMENT | FT. COLLINS | CO |
| LINDROOTH SHUBART AND COMPANY | DENVER | CO |
| LIQUID CARBONIC CORPORATION | DENVER | CO |
| LITTLETON CREAMERY COMPANY | DENVER | CO |
| LONGERO, INCORPORATED | DENVER | CO |
| LONGMONT BEET SUGAR COMPANY | LONGMONT | CO |
| LONGMONT JUNIOR HIGH SCHOOL – MAIN STREET | LONGMONT | CO |
| LONGMONT JUNIOR HIGH SCHOOL – SOUTH SUNSET STREET | LONGMONT | CO |
| LORETTO HEIGHTS COLLEGE | DENVER | CO |
| LOUISIANA PACIFIC | FRUITA | CO |
| LOVELAND HIGH SCHOOL | LOVELAND | CO |
| LUTNER CHARLES GLASS CO | COLORADO SPRINGS | CO |
| M.A. MACKAY COMPANY | DENVER | CO |
| MACARTHUR COMPANY | DENVER | CO |
| MADRE TIERRA | PORT MORGAN | CO |
| MADRE TIERRA SUGAR | FT. MORGAN | CO |
| MAPLETON ELEMENTARY SCHOOL | BOULDER | CO |
| MARCUS MASON COMPANY | SAVANILLA | CO |
| MARIE CALENDERS | LITTLETON | CO |
| Martin Company Plant | Englewood | CO |
| Martin Drake Power Plant | COLORADO SPRINGS | CO |
| Martin Drake Power Plant – Rail Siding | COLORADO SPRINGS | CO |
| Martin Drake Station | Colorado Springs | CO |
| MARTIN DRAKE STM POWER PLANT | COLORADO SPRINGS | CO |
| Martin Marietta | Waterton | CO |
| Martin Marietta | Commerce City | CO |
| Martin Marietta | Denver | CO |
| Martin Marietta | Littleton | CO |
| Martin Marietta | Commerce | CO |
| Martin Marietta Cem Westrn Division | Lyons | CO |
| Masonic Temple | Denver | CO |
| MAX MERY FOUNDRY | DENVER | CO |
| May D. & F. | Denver | CO |
| MC PHEE AND MCGINNITY LUMBER COMPANY | DENVER | CO |
| MC PHERSON CORP | DENVER | CO |
| MCKEE MEDICAL CENTER | LOVELAND | CO |
| MCKINNEY CONCRETE PRODUC | PUEBLO | CO |
| MCNICHOLS SPORTS ARENA | DENVER | CO |
| MEADE & MOUNT CONSTRUCTION COMPANY | DENVER | CO |
| MEEKER JUNIOR HIGH SCHOOL | CRESTVIEW | CO |
| MEMORIAL HOSPITAL | COLORADO SPRINGS | CO |
| MEMORIAL HOSPITAL – EAST BOULDER STREET | COLORADO SPRINGS | CO |
| MERCHANTS ICE & COLD STORAGE | LOS ANGELES | CO |
| MERRIOT MOTEL | DENVER | CO |
| MESA INSULATION | FRUITA | CO |
| MESS HALLS | FORT CARSON | CO |
| MID-CONTINENT COAL & COKE | GLENWOOD SPRINGS | CO |
| MIDLAND SAVINGS AND LOAN COMPANY BUILDING | DENVER | CO |
| MIDWEST PLUMBING AND HEATING, INCORPORATED | DENVER | CO |
| MILE HI FOUNDRY | DENVER | CO |
| Mile High Building | Denver | CO |
| Mile High Center | Denver | CO |
| MILE HIGH MEDICAL ARTS BUILDING | DENVER | CO |
| MINE AND SHELTER SUPPLY CO | DENVER | CO |
| MINE AND SMELTER SUPPLY COMPANY | DENVER | CO |
| Mobil Oil Corporation | Denver | CO |
| MODERN WOODMEN OF AMERICA SANATORIUM | WOODMEN | CO |
| MOFFAT COAL COMPANY | OAK HILLS | CO |
| MOFFAT COAL COMPANY | OAK CREEK MINES | CO |
| MONFORT PACKING COMPANY | GREELEY | CO |
| Monfort Packing Company – Four Tanks | Greeley | CO |
| MONTE VISTA GOLDEN AGE | HOMELAKE | CO |
| Moon Lake Electric Association | Rangley | CO |
| MOREY MERCANTILE COMPANY | DENVER | CO |
| MORSE BROTHERS MACHINERY COMPANY | DENVER | CO |
| MOUNTAIN BELL PHONE BUILDING | DENVER | CO |
| MOUNTAIN BELL TELEPHONE BUILDING | DENVER | CO |
| MOUNTAIN STATES ENGR. | DENVER | CO |
| MOUNTAIN STATES TEL & TEL | DENVER | CO |
| MOUNTAIN STATES TEL. & TEL. | DENVER | CO |
| MSI Industries | Denver | CO |
| MUNICIPAL POWER PLANT | COLORADO SPRINGS | CO |
| Munro Supply | Grand Junction | CO |
| MURCHISON TOWER | DENVER | CO |
| MYRON STRATTON HOME | COLORADO SPRINGS | CO |
| MYRON STRATTON HOME POWER HOUSE | COLORADO SPRINGS | CO |
| NALLAYS INC | DENVER | CO |
| NATIONAL BEET SUGAR COMPANY | SUGAR CITY / ORDWAY | CO |
| NATIONAL BISCUIT COMPANY | DENVER | CO |
| National Cylinder Gas | Denver | CO |
| NATIONAL SUGAR MANUFACTURING COMPANY | SUGAR CITY | CO |
| NATKIN & COMPANY | NIWOT | CO |
| Natkin Contracting | Englewood | CO |
| Nibco of Colorado | La Junta | CO |
| NIELSON PLASTERING | DENVER | CO |
| NORGREN C A CO | LITTLETON | CO |
| NORTH TABLE MOUNTAIN WATER AND SANITATION BUILDING | GOLDEN | CO |
| NORTHEAST BURNZOL CO | DENVER | CO |
| NORTHERN COLORADO MEDICAL CENTER | GREELEY | CO |
| NORTHGLENN HIGH SCHOOL | NORTHGLENN | CO |
| Northglenn Mall | Northglenn | CO |
| Northwest Heating | Denver | CO |
| NUCKOLLS PACKING COMPANY | PUEBLO | CO |
| OAK CREEK POWER COMPANY | OAK CREEK | CO |
| OAK RIDGE MOTEL | PAGOSA SPRINGS | CO |
| OAKLEY TUBE CORP | EAGLEWOOD | CO |
| OFFHAND GLASS | COLORADO SPRINGS | CO |
| Oil Shale Plant | Grand Valley | CO |
| OLSEN PLUMBING & HEATING | COLORADO SPRINGS | CO |
| OPERA HOUSE BLOCK | PUEBLO | CO |
| Owens Corning Fiberglas | Windsor | CO |
| Owens Corning Fiberglas | Denver | CO |
| OZARK MAHONING COMPANY | COWDREY | CO |
| P.S.C.O., ARAPAHOE POWER PLANT, 2601 SOUTH PLATTE RIVER | DENVER | CO |
| Pabco Building | Florence | CO |
| PACIFIC NORTHWEST PIPE LINE | RANGELY | CO |
| PACKAGING CORPORATION OF AMERICA (a/k/a Central Fibre Prodcuts Co.) | COMMERCE CITY | CO |
| PALMER CENTER | COLORADO SPRINGS | CO |
| PARK MAYFAIR EAST APARTMENTS | DENVER | CO |
| PASCO INCORPORATED | WHEAT RIDGE | CO |
| PASTO BREWERY | PASTO | CO |
| PAWNEE | BRUSH | CO |
| PAWNEE POWER PLANT | BRUSH | CO |
| PEATA VERDE SILVER MINING COMPANY | CANON CITY | CO |
| PENN CHEMICAL WORKS | DENVER | CO |
| PENROSE HOSPITAL | COLORADO SPRINGS | CO |
| PENROSE HOSPITAL – SACRED HEART CHAPEL | COLORADO SPRINGS | CO |
| PENROSE LIBRARY | COLORADO SPRINGS | CO |
| PERMA CAST CO | PUEBLO | CO |
| Peterson Air Force Base – Officers Quarters | Colorado Springs | CO |
| PHILLIP ZANG BREWING COMPANY | DENVER | CO |
| Phillips Elementary School | Denver | CO |
| PICHARDS JAMES | DEL NORTE | CO |
| PITKIN COUNTY AIRPORT – AIR TERMINAL | ASPEN | CO |
| Plateau Supply Company | Denver | CO |
| PORTER MEMORIAL HOSPITAL | DENVER | CO |
| Powers Industrial Insulation | Denver | CO |
| Precision Heating & Plumbing | Security | CO |
| PRESBYTERIAN HOSPITAL | DENVER | CO |
| PSCO – ARAPAHOE POWER PLANT – 2601 SOUTH PLATTE RIVER | DENVER | CO |
| PUBLIC SERVICE CO | VALMONT | CO |
| PUBLIC SERVICE CO OF COLORADO | DENVER | CO |
| PUBLIC SERVICE CO OF COLORADO – CHEROKEE | DENVER | CO |
| PUBLIC SERVICE CO OF COLORADO – COMANCE | PUEBLO | CO |
| PUBLIC SERVICE CO OF COLORADO – VALMONT | BOULDER | CO |
| PUBLIC SERVICE CO OF COLORADO; CHEROKEE PLANT | DENVER | CO |
| Public Service Co. of Colorado – Arapahoe Generating Station | Denver | CO |
| Public Service Co. of Colorado – Technical Services Building | Denver | CO |
| Public Service Co. of Colorado – Zuni Generating Station | Denver | CO |
| Public Service Company of Colorado | Brush | CO |
| Public Service Company of Colorado | Valmont | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | ALAMOSA | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | DENVER | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | GRAND JUNCTION | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | CAMEO | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | BOULDER | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | DURANGO | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | PALISADE | CO |
| PUBLIC SERVICE COMPANY OF COLORADO | PUEBLO | CO |
| PUBLIC SERVICE COMPANY OF COLORADO – ARAPAHOE POWER PLANT | Denver | CO |
| PUBLIC SERVICE COMPANY OF COLORADO – CAMEO POWER PLANT | PALISADE | CO |
| PUBLIC SERVICE COMPANY OF COLORADO – CHEROKEE STEAM ELECTRIC STATION | DENVER | CO |
| PUBLIC SERVICE COMPANY OF COLORADO – VALMONT STATION | VALMONT | CO |
| PUBLIC SERVICE COMPANY OF COLORADO – ZUNI GENERATING PLANT | DENVER | CO |
| PUBLIC SERVICE COMPANY OF COLORADO, VALMONT POWER PLANT | BOULDER | CO |
| Public Service of Colorado | Alamosa | CO |
| Public Service of Colorado | Denver | CO |
| PUBLIC SERVICE OF COLORADO | PLATTEVILLE | CO |
| PUBLIC SERVICE OF COLORADO | VALMONT | CO |
| PUBLIC SERVICE OF COLORADO – COMANCHE STATION UNIT | Pueblo | CO |
| PUBLIC SERVICE OF COLORADO – ZUNI PLANT | Denver | CO |
| Public Services of Colorado | Denver | CO |
| PUEBLO AND SUBURBAN TRACTION AND LIGHTING COMPANY – POWER PLANT | PUEBLO | CO |
| Pueblo Army Depot | Pueblo | CO |
| PUEBLO BY PRODUCTS COMPANY | PUEBLO | CO |
| PUEBLO CENTRAL SCHOOL | PUEBLO | CO |
| Pueblo Division | Minnequa | CO |
| PUEBLO MALL | PUEBLO | CO |
| PUEBLO ORDNANCE DEPOT | AVONDALE | CO |
| PUEBLO POWER PLANT | PUEBLO | CO |
| PUEBLO SMELTING AND REFINING COMPANY | PUEBLO | CO |
| PUEBLO STREET RAILWAY COMPANY | PUEBLO | CO |
| PUEBLO TRACTION AND LIGHTING COMPANY – POWER PLANT | PUEBLO | CO |
| Pueblo Water Works | Pueblo | CO |
| PULBIC SERVICE COMPANY OF COLORADO | NORTH DENVER | CO |
| RALPH WALDO EMERSON MIDDLE SCHOOL | COLORADO SPRINGS | CO |
| RANDOLPH AND COMPANY, CUSTOM STAMP MILL | CENTRAL CITY | CO |
| RED SEAL INC | DENVER | CO |
| Redlands Water & Power Company | Grand Junction | CO |
| Refcon Industries Inc | Wheat Ridge | CO |
| REFFEL J W METAL FDY INC | ENGLEWOOD | CO |
| REPUBLIC BUILDING | DENVER | CO |
| Residential Heating | Limon | CO |
| Robinson Brk & Tile | Denver | CO |
| ROCK WOOL INSULATING CO | PUEBLO | CO |
| ROCK WOOL INSULATION | PUEBLO | CO |
| ROCK WOOL MANUFACTURING PLANT | PUEBLO | CO |
| Rockwool Industries | Pueblo | CO |
| Rocky Flats Plant | Rocky Flats | CO |
| Rocky Flats Plant, Power | Rocky Flats | CO |
| Rocky Flats Power Plant | Golden | CO |
| ROCKY FORD POWER PLANT | ROCKY FORD | CO |
| ROCKY MOUNT BREWERY | DENVER | CO |
| Rocky Mountain Arsenal | Ladora | CO |
| Rocky Mountain Arsenal | Denver | CO |
| ROCKY MOUNTAIN ARSENAL | COMMERCE CITY | CO |
| Rocky Mountain Arsenal, Shell Chemical | Commerce City | CO |
| ROCKY MOUNTAIN CEMENT | LYONS | CO |
| Rocky Mountain Metals, Inc. | Colorado Springs | CO |
| ROCKY MOUNTAIN ORDNANCE WORKS | LADORA/ALLENWOOD | CO |
| Rocky Mountain Power | Golden | CO |
| Rocky Mountain Service, Inc. | Commerce City | CO |
| Rocky Mountain Supply | Denver | CO |
| Roderick Garage | Denver | CO |
| Roger Inc | Denver | CO |
| Rush Matl Distr | Denver | CO |
| RUST FURNACE CO./COLORADO FUEL AND IRON | PUEBLO | CO |
| Rutherford Plumbing & Heating | Denver | CO |
| S L SMITH LUMBER CO | LEADVILLE | CO |
| SAINT VRAIN POWER STATION | PLATTEVILLE | CO |
| Sam Fox Sheet Metal | Denver | CO |
| Samsonite Corporation | Denver | CO |
| SAN LUIS VALLEY BEET SUGAR COMPANY | MONTE VISTA | CO |
| SANTA FE RAILROAD SITES | PUEBLO | CO |
| SANTA FE RAILROAD SITES | DENVER | CO |
| SARGENT WESTERN INC | DENVER | CO |
| SAYRE NEWTON LUMBER COMPANY | DENVER | CO |
| SCHMIDT INCINERATOR CO | COMMERCE CITY | CO |
| Schmidt Incinerators Co | Commerce City | CO |
| Schmidt Mfg Corp | Denver | CO |
| SEARS ROEBUCK STORE | AURORA | CO |
| SEARS ROEBUCK STORE | LAKEWOOD | CO |
| SEARS WAREHOUSE AND DISTRIBUTION CENTER | DENVER | CO |
| SENIOR CITIZENS HOUSING – 6340 WEST 38TH AVENUE | WHEATRIDGE | CO |
| SENIOR CITIZENS HOUSING, 6340 WEST 38TH AVE. | WHEATRIDGE | CO |
| Shell Chemical | Commerce City | CO |
| Shell Chemical | Denver | CO |
| SHELL CHEMICAL COMPANY | DENVER | CO |
| SHELL CHEMICAL COMPANY | LADORA | CO |
| Shell Oil Company | Wilmington | CO |
| SILVER CLIFF MINING COMPANY | SILVER CLIFF | CO |
| SILVER CLIFF MINING COMPANY OF COLORADO | SILVER CLIFF | CO |
| SIMPSON AND WATKINS | FORTY FORT | CO |
| Skyway Park School | Colorado Springs | CO |
| SLACK HORNER BRASS MFG CO | LONGMONT | CO |
| Smith School | Denver | CO |
| SOUTH HIGH SCHOOL | PUEBLO | CO |
| SOUTH JUNIOR HIGH SCHOOL | AURORA | CO |
| SOUTHERN CO STATE COLLEGE | PUEBLO | CO |
| SOUTHERN COLORADO POWER C | PUEBLO | CO |
| Southern Colorado Power Co. – Rocky Ford Power Plant | Rocky Ford | CO |
| Southern Colorado Power Company | Canon City | CO |
| Southern Colorado Power Company | Pueblo | CO |
| SOUTHERN COLORADO POWER COMPANY | ROCKY FORD | CO |
| SOUTHERN COLORADO POWER PLT | CANON CITY | CO |
| SOUTHERN COLORADO STATE C | PUEBLO | CO |
| SOUTHERN SIERRAS POWER COMPANY | DENVER | CO |
| Southwest Dugan | Cortez | CO |
| SPRECKELS SUGAR CO | WOODLAND | CO |
| St Joseph Hospital | Denver | CO |
| ST. BERNADETTE CHURCH | LAKEWOOD | CO |
| ST. JOSEPH’S HOSPITAL | DENVER | CO |
| St. Luke’s Hospital | Denver | CO |
| St. Mary Corwin Hospital | Pueblo | CO |
| ST. THOMAS SEMINARY | DENVER | CO |
| ST. VINCENT’S ORPHANAGE | DENVER | CO |
| Stainless Equipment | Englewood | CO |
| STANDARD FIRE BRICK COMPANY | PUEBLO | CO |
| Standard Oil Refinery | Fruita | CO |
| Stapleton International Airport | Denver | CO |
| STATE HIGHWAY DEPARTMENT | DENVER | CO |
| STATE HOME AND TRAINING SCHOOL | GRAND JUNCTION | CO |
| State Hospital Addition | Pueblo | CO |
| STATE INC | TRINIDAD | CO |
| STATE INC | PUEBLO | CO |
| STATE TEACHERS COLLEGE | GREELEY | CO |
| STEARLING COLORADO BEEF CO | STERLING | CO |
| STEARNS AND ROGERS PLANT | DENVER | CO |
| STEARNS ROGER CORP | DENVER | CO |
| Stearns Roger Corporation | Denver | CO |
| STEARNS ROGERS FB CO | DENVER | CO |
| Stearns Rogers Incorporated | Denver | CO |
| STING RESTAURANT – SOUTH FEDERAL BOULEVARD | LITTLETON | CO |
| Stovers Candy | Denver | CO |
| STRONG GOLD MINING COMPANY | COLORADO SPRINGS | CO |
| SUMMIT COUNTY POWER COMPANY | DILLON | CO |
| SUMMIT HOUSE | PIKES PEAK | CO |
| SUMMIT THREAD COMPANY | EAST HAMPTON | CO |
| Sundstrand Aviation | Denver | CO |
| SWEDISH MEDICAL CENTER – EAST HAMPDEN AVENUE | ENGLEWOOD | CO |
| SWIFT & CO. | DENVER | CO |
| SWIFT & COMPANY – STORES | DENVER | CO |
| SWIFT & COMPANY – U. S. YARD – STORES | DENVER | CO |
| SWIFT AND COMPANY | DENVER | CO |
| TEXACO INC | CRAIG | CO |
| Texas Gulf Company | Wharton | CO |
| The California Co. | Rangley | CO |
| The Great Western Sugar Co. | Ft. Morgan | CO |
| The Great Western Sugar Co. | Loveland | CO |
| The Great Western Sugar Company | Fort Morgan | CO |
| The Great Western Sugar Company | Loveland | CO |
| The Great Western Sugar Company | Ovid | CO |
| Theo L Carson Company | Englewood | CO |
| Thermatic Heating | Denver | CO |
| THIXON CO | DENVER | CO |
| THOMAS & THOMAS | PUEBLO | CO |
| Thornton Elementary School | Thornton | CO |
| Tibbetts Plumbing & Heating | Englewood | CO |
| Titan Missile Sites | Denver | CO |
| TITAN MISSLE SITE | NOT PROVIDED | CO |
| TORKELSON CO F G | RIFLE | CO |
| TOTAL REFINERY | DENVER | CO |
| TOWER BUILDING DENVER | DENVER | CO |
| TOWER OF MEMORIES – MAUSOLEUM | WHEAT RIDGE | CO |
| TOWNHOUSE PARK APARTMENTS – WEST 8TH STREET AND SANTA FE AVENUE | LA JUNTA | CO |
| TRAUTMAN & SHREVE INC | DENVER | CO |
| TRI STATE | CRAIG | CO |
| TRI STATE GANDT ASSOCIATION | CRAIG | CO |
| TRINIDAD MUNICIPAL POWER & LIGHT DEPT. | TRINIDAD | CO |
| TRINIDAD POWER PLANT | TRINIDAD | CO |
| Trinidad Sheet Metal | Trinidad | CO |
| TRIPLEX CORP | DIVINE | CO |
| TRIPLEX OF AMERICA | PUEBLO | CO |
| TRIPLEX OF AMERICA | TRIPLEX | CO |
| TRI-STATE GENERATION & TRANSMISSION ASSOCIATION – CRAIG STATION | CRAIG | CO |
| TWIN LAKES POWER PLANT | LEADVILLE | CO |
| U. S. AIR FORCE ACADEMY – CADET SOCIAL CENTER COMPLEX | COLORADO SPRINGS | CO |
| U.S. Air Force Academy | Colorado Springs | CO |
| U.S. ATOMIC ENERGY COMMISSION – CLIMAX URANIUM MILL | GRAND JUNCTION | CO |
| U.S. BUREAU OF MINES | RIFLE | CO |
| U.S. Bureau of Reclamation | Denver | CO |
| U.S. Corporation of Engineers | Avondale | CO |
| U.S. Reclamation Service | Grand Valley | CO |
| UNION CARBIDE | OLEFINS | CO |
| Union Carbide Corporation | Uravan | CO |
| UNION CARBIDE CORPORATION | RIFLE | CO |
| UNION PACIFIC | PUEBLO | CO |
| UNION PACIFIC RAILROAD CO – D. C. TOTTEN – G. B. KENNEDY | DENVER | CO |
| UNION PACIFIC RAILROAD COMPANY | DENVER | CO |
| Union Power Plant | Denver | CO |
| UNION PRINTERS HOME | COLORADO SPRINGS | CO |
| UNION STOCKYARDS | DENVER | CO |
| UNITED BRETHREN CHURCH | PEETZ | CO |
| UNITED COLLIERIES COMPANY | ERIE | CO |
| United Engineering & Foundry Company (Kaiser Industries) | Remaco | CO |
| UNITED ILLUMINATING, BRIDGEPORT HARBOR STATION | BRIDGEPORT | CO |
| UNITED LIGHT AND POWER COMPANY | GEORGETOWN | CO |
| United Sheet Metal & Iron Works | Denver | CO |
| UNITED STATES AIR FORCE ACADEMY – CADET CHAPEL | COLORADO SPRINGS | CO |
| United States Air Force Academy – Heat Plant | Colorado Springs | CO |
| UNITED STATES ATOMIC ENERGY COMMISSION | ROCKY FLATS | CO |
| UNITED STATES FEDERAL JAIL | DENVER | CO |
| UNITED STATES NATIONAL BANK BUILDING | DENVER | CO |
| UNITED STATES VANADIUM CORPORATION | GRAND JUNCTION | CO |
| UNITED STATES VANADIUM CORPORATION | RIFLE | CO |
| UNITED STATES VETERANS ADMINISTRATION | FT. LYON | CO |
| UNITED STATES ZINC COMPANY | PUEBLO | CO |
| UNIV OF COLORADO, WILLIAMS VILLAGE | BOULDER | CO |
| UNIVERSITY HOSPITAL, HEALTH SCIENCES | DENVER | CO |
| UNIVERSITY OF COLORADO – MEMORIAL INDIAN GRILL CAFETERIA | BOULDER | CO |
| UNIVERSITY OF COLORADO – PSYCHOLOGY BUILDING | BOULDER | CO |
| University of Colorado General Hospital | Denver | CO |
| UNIVERSITY OF COLORADO HEALTH SERVICES CENTER | DENVER | CO |
| UNIVERSITY OF COLORADO MEDICAL CTR | Denver | CO |
| University of Colorado, Engineering Building | Boulder | CO |
| UNIVERSITY OF DENVER – JOHN GREENE HALL | DENVER | CO |
| UNIVERSITY OF NORTHERN COLORADO – FRASIER HALL | GREELEY | CO |
| URANIUM MILL | NATURITA | CO |
| US Air Force Finance Center | Denver | CO |
| US ALUMINUM COMPANY | WESTMORELAND | CO |
| US West Communications | Denver | CO |
| UTILICORP UNITED, INCORPORATED | CANON CITY | CO |
| UTILICORP UNITED, INCORPORATED | PUEBLO | CO |
| UTILICORP UNITED, INCORPORATED | ROCKY FORD | CO |
| Utility Control & Equipment | Denver | CO |
| Utility Control & Equipment | Golden | CO |
| Utility Control & Equipment | Jefferson | CO |
| Vail Association, Inc. | Denver | CO |
| VAIL RACQUET CLUB | VAIL | CO |
| VALHALLA LODGE | VAIL | CO |
| Valmont Power Station | Valmont | CO |
| Valmont Powerhouse | Boulder | CO |
| Van Genderen Sheetmetal | Denver | CO |
| VAN HOWE CERAMICS SUPPLY | DENVER | CO |
| VANADIUM CORPORATION OF AMERICA | NATURITA | CO |
| VETERANS ADMINISTRATION | GRAND JUNCTION | CO |
| VETERANS ADMINISTRATION HOSPITAL | DENVER | CO |
| VICTOR FUEL COMPANY | VICTOR | CO |
| VINDICATOR CONSOLIDATED GOLD MINING COMPANY | INDEPENDENCE | CO |
| VINDICATOR GOLD MINING COMPANY | VICTOR | CO |
| W.N. CLARK STATION | CANON CITY | CO |
| W.R. GRACE – VERMICULITE EXFOLIATION FACILITY – SOUTH NAVAJO STREET | DENVER | CO |
| WALSENBURG POWER PLANT | WALSENBURG | CO |
| WALTER BREWING CO | PUEBLO | CO |
| WATERTON SAND AND CLAY INC | ENGLEWOOD | CO |
| WATERTON SAND AND CLAY INC | DENVER | CO |
| Watson Grant Co | Denver | CO |
| WEBB AND KNAPP | DENVER | CO |
| WEBB AND KNAPP COURTHOUSE SQUARE DEVELOPMENT | DENVER | CO |
| Welton Air Force Base Power Plant | Welton Air Force Base | CO |
| WEST PLAINS ENERGY | CANON CITY | CO |
| WESTERN CHEMICAL COMPANY | DENVER | CO |
| WESTERN CHEMICAL MANUFACTURING COMPANY | DENVER | CO |
| Western Colorado Power Co | Montrose | CO |
| Western Colorado Power Co. | Montrose | CO |
| WESTERN COLORADO POWER COMPANY | DURANGO | CO |
| WESTERN COLORADO POWER COMPANY | MONTROSE | CO |
| WESTERN COLORADO POWER COMPANY | SOMERSET | CO |
| WESTERN COLORADO POWER COMPANY – JAMES A BULLOCK STEAM ELECTRIC | MONTROSE | CO |
| WESTERN FEDERAL SAVINGS BUILDING – 17TH STREET | DENVER | CO |
| WESTERN FORGE CORPORATION | COLORADO SPRINGS | CO |
| WESTERN FOUNDIRES INC | LONGMONT | CO |
| Western Foundries | Longmont | CO |
| WESTERN IRON MILLS | DENVER | CO |
| WESTERN PACKING COMPANY | DENVER | CO |
| WESTERN SECURITIES BUILDING | DENVER | CO |
| Western Sheet Metal | Denver | CO |
| WESTERN STATE COLLEGE | GUNNISON | CO |
| WESTERN SUGAR | PORT MORGAN | CO |
| WESTERN SUGAR | GREELEY | CO |
| WESTERN SUGAR COMPANY | FT. MORGAN | CO |
| Westinghouse Electric & Manufacturing Co. | Denver | CO |
| Wheatridge Sanitation | Wheatridge | CO |
| Wheeler Sheetmetal | Denver | CO |
| WILLIAM E. RENSHAW | IDAHO SPRINGS | CO |
| WILLIAM RUSSELL COAL COMPANY | DENVER | CO |
| WILSHIRE OIL COMPANY | SANTA FE SPRINGS | CO |
| WILSON CREEK FIELD | MEEKER | CO |
| WINNER EQUIPMENT CO | ARVADA | CO |
| Worthington Pump & Machinery Corporation | Denver | CO |
| XCEL ENERGY | BRUSH | CO |
| XCEL ENERGY | DENVER | CO |
| XCEL ENERGY | PALISADE | CO |
| XCEL ENERGY | PLATTEVILLE | CO |
| XCEL ENERGY | PUEBLO | CO |
| YAK MINING, MILLING AND TUNNEL COMPANY | LEADVILLE | CO |
| YMCA | DENVER | CO |
| ZANG BREWING COMPANY | DENVER | CO |
| ZUNI | DENVER | CO |
| ZUNI POWER PLANT | DENVER | CO |
| ZUNI POWERHOUSE | DENVER | CO |
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