GSA Federal Acquisition Service
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FAS National Customer Service Ctr
Phone: 1-800-488-3111
E-mail: ncsccustomer.service@gsa.gov

MAS Multiple Award Schedule
Professional Services - Technical and Engineering Services (non-IT)
Category Description
541370GIS Geographic Information Systems (GIS) Services Geographic Information Services (GIS) provided in support of environmental program include: cultural resource GIS (CRGIS); groundwater monitoring; growth forecast modeling; habitat conservation plans; habitat modeling; image analysis support for emergency response; mapping, cartography, and mashups (e.g., combining data from more than one source into a single integrated tool to include aerial mapping); migration pattern analysis; natural resource planning; remote sensing for environmental studies; terrestrial, marine, and/or atmospheric measuring/management; vegetation mapping; and watershed characterization for mitigation planning.

NOTE: The services offered under this scope shall NOT include surveying and mapping services as set forth in FAR Part 36, and defined under the Brooks Act of 1972 (Public Law 92-582, 40 U.S. 1102 et seq.).
271 contractors

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TRIHYDRO CORPORATION GS-00F-136GA 307-745-7474 LARAMIE ,WY s/h
WESTERN ECOSYSTEMS TECHNOLOGY, INC.       GS-10F-072BA (307)634-1756 CHEYENNE ,WY o  
DOWNSTREAM STRATEGIES LLC GS-10F-103AA 304-292-2450 MORGANTOWN ,WV s
ONEIDA TOTAL INTEGRATED ENTERPRISES, LLC 47QRAA20D009B 414-257-4200 MILWAUKEE ,WI s/d
MEAD AND HUNT, INC. GS-00F-230DA 906-629-1360 MIDDLETON ,WI o
ELYON INTERNATIONAL, INC. GS-00F-203GA (360) 696-5892 VANCOUVER ,WA s/w/wo/v/d
ROSS & ASSOCIATES ENVIRONMENTAL CONSULTING, LTD. 47QRAA22D008B 206-447-1805 SEATTLE ,WA s
ROSS & ASSOCIATES ENVIRONMENTAL CONSULTING, LTD. GS-00F-0045P 2064471805 SEATTLE ,WA s
FREESTONE ENVIRONMENTAL SERVICES, INC. 47QRAA18D00GS (509)943-5222 RICHLAND ,WA s  
GEOENGINEERS, INC. 47QRAA18D00E3 425.861.6000 REDMOND ,WA o
PARAMETRIX, INC. GS-10F-0013N 253-501-5155 PUYALLUP ,WA o
WHITE SHIELD, INC. GS-10F-0357U 509-547-0100 PASCO ,WA s/d
TRANSPO GROUP USA, INCORPORATED       47QRAA21D0051 845-207-0786 KIRKLAND ,WA s
PACE ENGINEERS INC GS-10F-023AA (425)827-2014 KIRKLAND ,WA s  
GENWEST SYSTEMS, INC. 47QRAA22D006M 425-771-2700 EDMONDS ,WA s/dv
GENWEST SYSTEMS, INC.       GS-00F-0002W 425-771-2700 EDMONDS ,WA s/dv
GSD LLC 47QRAA21D0022 7572070809 WILLIAMSBURG ,VA s/v
VANASSE HANGEN BRUSTLIN INC GS-00F-116CA 804-441-7439 WILLIAMSBURG ,VA o
ENGINEERING & ENVIRONMENT, INC. 47QRAA21D0005 7572879566 VIRGINIA BEACH ,VA s
LOYOLA ENTERPRISES INC 47QTCA21D00DE 757-498-6118 X101 VIRGINIA BEACH ,VA s/dv/d
1SPATIAL INC. GS-10F-0291U 5126945416 VIENNA ,VA o
CHESAPEAKE ENVIRONMENTAL COMMUNICATIONS, INC. 47QRAA18D005E (804)824-3945 RICHMOND ,VA s/w/wo/ew/d  
HYDROGEOLOGIC, INC. 47QRAA18D00CW 703-736-4551 RESTON ,VA s
LEIDOS, INC. GS-00F-022CA 240-460-5984 RESTON ,VA o
BOOZ ALLEN HAMILTON INC.       GS-00F-008DA 7033774359 MCLEAN ,VA o
SOLV LLC 47QRAA18D00DH 7037604801 MC LEAN ,VA s
BALDWIN GROUP, INC. (THE) GS-00F-077CA (703)392-0918 MANASSAS ,VA s/w/wo  
TERWILLIGER CONSULTING, INC. 47QRAA21D003F (757)787-3974 LOCUSTVILLE ,VA s/w/wo    
LYNKER CORPORATION GS-00F-125CA 7034315855 LEESBURG ,VA o
PERATON SERVICES & SOLUTIONS INC. GS-00F-296CA (571) 521-7776 HERNDON ,VA o
ATCS, P.L.C. GS-10F-0040V 703-817-3544 HERNDON ,VA o
MANTECH SRS TECHNOLOGIES, INC. GS-10F-0054R 703-218-6440 HERNDON ,VA o
WETLAND STUDIES AND SOLUTIONS, INC. GS-10F-0273W 703-679-5609 GAINESVILLE ,VA o
MARSTEL-DAY, LLC GS-00F-070CA 7038395513 FREDERICKSBURG ,VA s
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC. GS-00F-057CA 7039953733 FALLS CHURCH ,VA o
FIVE 9 GROUP, INC. GS-35F-067GA 703-896-7620 FAIRFAX ,VA s
KENIFIC GROUP INC, THE 47QRAA19D00C7 571-636-4002 FAIRFAX ,VA s/d
CONSOLIDATED SAFETY SERVICES INCORPORATED GS-00F-217CA (703) 877-3352 FAIRFAX ,VA o
CARDNO GS, INC. GS-00F-196CA 9165487783 CHARLOTTESVILLE ,VA o
TECHLAW CONSULTANTS, INC. 47QSWA18D008B 703-818-3233 CHANTILLY ,VA o
JACOBS ENGINEERING GROUP INC. 47QRAA21D00AF 571-218-1304 ARLINGTON ,VA o
OCEAN ASSOCIATES, INCORPORATED GS-10F-0567P 703-388-9548 ARLINGTON ,VA s/w/wo
ADVANCED RESOURCES INTERNATIONAL INC GS-10F-077AA 7035288420 ARLINGTON ,VA s
AVANTI CORPORATION 47QRAA20D002D 703-765-0060 ALEXANDRIA ,VA s/w/wo/ew/d
BENT EAR SOLUTIONS LLC 47QRAA21D005T 7036557019 ALEXANDRIA ,VA s/v/d
MICHAEL BAKER INTERNATIONAL, INC. 47QRAA21D008D 703-483-0029 ALEXANDRIA ,VA o
MOTIVF CORP 47QRAA22D00AG 8083544281 ALEXANDRIA ,VA s
POTOMACWAVE CONSULTING, INC. GS-00F-0007X 703-963-5064 ALEXANDRIA ,VA o
CALIBRE SYSTEMS, INC. GS-00F-185CA 7037978500 ALEXANDRIA ,VA o
AVANTI CORPORATION GS-10F-0308P 703-765-0060 ALEXANDRIA ,VA s/w/wo
J&M GLOBAL SOLUTIONS LLC GS-10F-0374X 5719706690 ALEXANDRIA ,VA s/w/wo/ew
AERO GRAPHICS, INC GS-35F-423GA 801-487-3273 SALT LAKE CITY ,UT s
CRS CONSULTING ENGINEERS, INCORPORATED       47QRAA19D004X 801-359-5565 SALT LAKE CITY ,UT s/d
KELLER-BLIESNER ENGINEERING, LLC       47QRAA18D004Q 435-753-5651 LOGAN ,UT s
CIRRUS ECOLOGICAL SOLUTIONS, L.C. GS-10F-0164T 4357871490 LOGAN ,UT s
AVALON BUSINESS ENGINEERING SERVICES, LLC 47QRAA20D003E (801) 447-1623 CLEARFIELD ,UT s/w/wo/ew/dv/d/8a
SPECPRO PROFESSIONAL SERVICES, LLC       47QRAA19D004W 210-201-8994 SAN ANTONIO ,TX s/d/8a
SPECPRO MANAGEMENT SERVICES, LLC       47QRAA19D007P 210-424-2110 SAN ANTONIO ,TX s/d/8a
A E H S INCORPORATED GS-10F-0227R 210-656-9300 SAN ANTONIO ,TX s
TRINITY CONSULTANTS, INC.       GS-10F-0256N (972)661-8100 DALLAS ,TX o  
SURVEYING AND MAPPING, LLC 47QRAA18D008X 512-447-0575 AUSTIN ,TX o
XCEL ENGINEERING, INC. 47QRAA22D00D0 (865)766-8541 OAK RIDGE ,TN s/dv    
SPECTRA TECH, INC. GS-00F-264CA 865-813-2131 OAK RIDGE ,TN s
XCEL ENGINEERING, INC. GS-10F-0211P 865-481-3200 OAK RIDGE ,TN s/dv
DPRA INCORPORATED 47QRAA19D003T 785-564-6041 KNOXVILLE ,TN s
RESPEC COMPANY, LLC 47QTCA19D0084 (605) 394-6400 RAPID CITY ,SD o
RESPEC COMPANY, LLC GS-00F-0078N (605) 394-6400 RAPID CITY ,SD o
FLUOR FEDERAL SERVICES, INC. 47QSHA22D0008 703-351-6450 GREENVILLE ,SC o
ESP ASSOCIATES, INC. GS-10F-189BA 336-232-5213 FORT MILL ,SC o
RESEARCH PLANNING, INC. 47QRAA19D003K 803-256-7322 COLUMBIA ,SC s/w/wo
RESEARCH PLANNING, INC. GS-10F-0082N 803 256-7322 COLUMBIA ,SC s/w
ESS GROUP, INC. GS-10F-0080W 401-330-1260 RIVERSIDE ,RI s
LARSON DESIGN GROUP, INC. 47QRAA19D00CU 412-528-0525 WILLIAMSPORT ,PA o
CONCURRENT TECHNOLOGIES CORPORATION 47QRAA21D0021 814-269-2871 JOHNSTOWN ,PA o
WOOD ENVIRONMENT & INFRASTRUCTURE SOLUTIONS, INC. GS-00F-314CA 610-877-6109 BLUE BELL ,PA o
LINDAHL REED, INC. 47QRAA18D00GR 541/638-9264 REDMOND ,OR s/w/wo/ew/d/8a
S P CRAMER & ASSOCIATES INC 47QRAA19D0045 (888) 224-1221 PORTLAND ,OR s
PBS ENGINEERING AND ENVIRONMENTAL INC. 47QRAA21D0001 206-766-7621 PORTLAND ,OR o
OTAK, INC. GS-10F-0401X (503)287-6825 PORTLAND ,OR o    
E & S ENVIRONMENTAL CHEMISTRY, INC.       47QRAA21D003Q 541-758-1330 CORVALLIS ,OR s
C. H. GUERNSEY & COMPANY 47QRAA19D00DM (405)416-8278 OKLAHOMA CITY ,OK o  
CHLOETA FIRE, L.L.C. GS-10F-049BA 877-245-6382 OKLAHOMA CITY ,OK s/d/8a/h
LJB INC GS-00F-049CA 937-259-5000 MIAMISBURG ,OH o
MANNIK & SMITH GROUP, INC., THE 47QRAA20D006A 734-790-5177 MAUMEE ,OH s
DAVEY RESOURCE GROUP, INC. GS-10F-0615N 5088253217 KENT ,OH o
HEARTLAND GIS LLC 47QRAA22D0059 740-707-9029 DELAWARE ,OH s
ENVIROSCIENCE, INC. GS-10F-0181U 330-688-0111 CUYAHOGA FALLS ,OH s
BATTELLE MEMORIAL INSTITUTE GS-00F-084CA 614-424-3522 COLUMBUS ,OH o
INFRASTRUCTURE MANAGEMENT AND ENGINEERING, INC.       47QRAA22D0084 513-826-4338 CINCINNATI ,OH s/d/8a
TRINITY ENGINEERING ASSOCIATES, INC. GS-10F-0306P (513) 620-7115 CINCINNATI ,OH s/wo/ew/8a
WOOLPERT, INC. GS-00F-0038N 937-531-1309 BEAVERCREEK ,OH o
GRB ENVIRONMENTAL SERVICES INC GS-10F-0284X 212-564-8640 NEW YORK ,NY s/w
TECTONIC ENGINEERING CONSULTANTS, GEOLOGISTS & LAND SURVEYORS, D.P.C. GS-00F-015BA 1-845-534-5959 MOUNTAINVILLE ,NY o
FPM GROUP, LTD. GS-00F-104CA 631-737-6200 BOHEMIA ,NY s
GREENMAN-PEDERSEN, INC. GS-23F-0032S 518-209-4823 BABYLON ,NY o
GREENMAN-PEDERSEN, INC. 47QRAA21D004M 518-209-4823 BABYLON ,NY o
NICHOLS CONSULTING ENGINEERS, CHTD. 47QRAA18D008A 7753294955 RENO ,NV s
AEROTECH MAPPING, INC. 47QRAA22D005H 520-561-6537 LAS VEGAS ,NV s/w/wo/d
BROADBENT & ASSOCIATES, INC. 47QRAA20D004L 775-322-7969 EXT. 60 HENDERSON ,NV o
ZIA ENGINEERING & ENVIRONMENTAL CONSULTANTS, L.L.C. GS-10F-0391N 575-680-2337 LAS CRUCES ,NM s/d
WESTON SOLUTIONS, INC. 47QRAA19D00BT 7039697418 ALBUQUERQUE ,NM o
WILSON & COMPANY, INC., ENGINEERS & ARCHITECTS 47QRAA21D0052 505-348-4194 ALBUQUERQUE ,NM o
BOHANNAN-HUSTON, INC. GS-00F-0001Y 505-798-7925 ALBUQUERQUE ,NM o
PERIKIN ENTERPRISES, LLC GS-00F-003AA 505-333-0501 ALBUQUERQUE ,NM s/d/8a/h
ASIR, LLC GS-10F-0249X 505-247-9337 ALBUQUERQUE ,NM s
CATALYST GROUP OF COMPANIES LIMITED LIABILITY COMPANY, THE 47QRAA22D00DA (732)789-6860 WEST WINDSOR ,NJ s/d    
GSI NORTH AMERICA INC. 47QRAA19D002Z 808-393-7167 FLEMINGTON ,NJ s/d/8a
HDR ENGINEERING, INC. GS-00F-152CA 303-754-4252 OMAHA ,NE o
RESEARCH TRIANGLE INSTITUTE GS-00F-354CA 919-541-6543 RESEARCH TRIANGLE P ,NC o
DJ&A, P.C. GS-10F-0288P (406)721-4320 MISSOULA ,MT s/h    
HYDROSOLUTIONS INC GS-10F-0172X 4064436169 HELENA ,MT s/dv
PIONEER TECHNICAL SERVICES, INC. GS-10F-050AA 406-497-8057 BUTTE ,MT s
PROFESSIONAL ENVIRONMENTAL ENGINEERS, INC. GS-10F-200BA 314-531-0060 SAINT LOUIS ,MO s/w
TRANSYSTEMS CORPORATION 47QRAA19D001C 510-835-9898 KANSAS CITY ,MO o
TUKUH TECHNOLOGIES, LLC       47QRAA21D000R 816-708-1045 KANSAS CITY ,MO s/d/8a
ANDERSON ENGINEERING OF MINNESOTA, LLC       47QRAA18D006J 763-412-4000 MINNEAPOLIS ,MN s/dv
PROFESSIONAL ENGINEERING SERVICES LTD 47QRAA21D008Y (952)456-6707 MINNEAPOLIS ,MN s/w/wo/d    
NOWAK & FRAUS, P.L.L.C. 47QRAA21D002J (412)404-6235 PONTIAC ,MI s    
BB&E, INC. 47QRAA20D007E 2484899636 NORTHVILLE ,MI s
BB&E, INC. GS-10F-0103N 2484899636 NORTHVILLE ,MI s
COMMONWEALTH HERITAGE GROUP,INC. GS-00F-261DA 5173206929 DEXTER ,MI s
COMMONWEALTH HERITAGE GROUP,INC. GS-10F-0224P 480-894-5477 DEXTER ,MI s
LIMNO-TECH, INC. GS-10F-150BA (734) 332-1200 ANN ARBOR ,MI o
BIODIVERSITY RESEARCH INSTITUTE INC GS-10F-226AA 207-839-7600 PORTLAND ,ME o
LRS FEDERAL LLC GS-10F-0360T (410) 544-3570 SEVERNA PARK ,MD s/dv
AXIOM CONSULTANTS INC. 47QRAA19D0077 703-599-1502 ROCKVILLE ,MD s/w/wo/ew/d/8a
S.S. PAPADOPULOS & ASSOCIATES, INC. 47QRAA22D0037 301-500-2275 ROCKVILLE ,MD s
ABT ASSOCIATES, INC. GS-00F-252CA 301-347-5093 ROCKVILLE ,MD o
I.M. SYSTEMS GROUP, INC. GS-00F-311CA 240-833-1889 ROCKVILLE ,MD o
S.S. PAPADOPULOS & ASSOCIATES, INC. GS-10F-0462M 3017188900 ROCKVILLE ,MD s
IIC TECHNOLOGIES INC. GS-10F-0104V 4109977631 RIVERDALE ,MD o
ANDERSON ENGINEERING & DESIGN, LLC 47QRAA18D00G0 (240)237-8475 LEXINGTON PARK ,MD s/dv  
EARTH RESOURCES TECHNOLOGY, INC. GS-00F-109CA 3013231435 LAUREL ,MD o
EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBC 47QRAA19D005G 410-329-5160 HUNT VALLEY ,MD s
SYSTEMATIC MANAGEMENT SERVICES, INC. GS-00F-241CA 3013530072 FREDERICK ,MD s
ENVIRON-CIVIL ENGINEERING, LTD GS-00F-317CA (410)461-6451 COLUMBIA ,MD s/d  
STRAUGHAN ENVIRONMENTAL, INC. GS-10F-014CA 4435392535 COLUMBIA ,MD s/w/wo/ew/d
DYNAMIX CORPORATION GS-10F-0299P (301)513-0101 COLLEGE PARK ,MD s/d/h  
JOHNSON, MIRMIRAN & THOMPSON, INC. GS-00F-194CA 410-329-3100 COCKEYSVILLE ,MD o
LOW IMPACT DEVELOPMENT CENTER (LID), INC.       GS-10F-0084N 3019825559 BELTSVILLE ,MD o
TETRAHEDRON INC GS-10F-0598N 410-837-0512 BALTIMORE ,MD s/w/d/8a
ENVIRONMENTAL RESEARCH GROUP LLC GS-10F-142BA 4103665170 BALTIMORE ,MD s/w/wo/ew/dv/8a
INTEGRATED STATISTICS INCORPORATED 47QTCA19D00B9 5085408560 WOODS HOLE ,MA s/w/wo
INTEGRATED STATISTICS INCORPORATED GS-10F-0395N 5085408560 WOODS HOLE ,MA s/w/wo
VANASSE HANGEN BRUSTLIN, INC. GS-10F-0481P (802)229-4600 WATERTOWN ,MA s  
HORSLEY WITTEN GROUP, INC. 47QRAA22D005P 508-833-6600 SANDWICH ,MA s
HORSLEY WITTEN GROUP, INC. GS-10F-0304T 508-833-6600 SANDWICH ,MA s
A.I.S., INC. GS-10F-0131T 508-990-9054 DARTMOUTH ,MA s
COMPREHENSIVE ENVIRONMENTAL INC. 47QRAA18D00DM 603-424-0564 BOLTON ,MA s/w/wo/ew/d
KLEIN, SUZANNE Q 47QRAA21D005N 504-887-2900 NEW ORLEANS ,LA s/w/wo/ew/d
ELOS ENVIRONMENTAL, L.L.C. 47QRAA22D005N 985-974-0703 HAMMOND ,LA s
COASTAL ENVIRONMENTS INC GS-10F-0445N (225)383-7455 BATON ROUGE ,LA s  
QUATERNARY RESOURCE INVESTIGATIONS, L.L.C. GS-10F-105BA 2252921400 BATON ROUGE ,LA s/w/wo/ew/d
COPPERHEAD ENVIRONMENTAL CONSULTING, INC 47QRAA18D00CR 8599259012 PAINT LICK ,KY s
KPGEO, LLC 47QRAA19D0052 8166953357 PRAIRIE VILLAGE ,KS s
SES, INC. 47QRAA22D0083 913-307-0046 LENEXA ,KS s
SES, INC. GS-10F-0460M 9133070046 LENEXA ,KS s
NATIONAL OPINION RESEARCH CENTER 47QRAA20D001M 312-759-5240 CHICAGO ,IL o
BBJ GROUP LLC GS-10F-0471X 312-219-7769 CHICAGO ,IL s
J FOSTER & ASSOCIATES LLC 47QRAA22D0069 (208)709-0508 IDAHO FALLS ,ID s/w/wo/ew/d/8a    
PORTAGE, INC. GS-00F-262CA (208)419-4152 IDAHO FALLS ,ID s  
NORTH WIND RESOURCE CONSULTING, LLC GS-10F-111BA 208-419-4152 IDAHO FALLS ,ID s/d/8a
ECOSYSTEM SCIENCES GS-00F-277DA 2083830226 BOISE ,ID s
WATER, CIVIL, AND ENVIRONMENTAL INCORPORATED GS-00F-386GA (208) 319-9744 BOISE ,ID s/w/wo/ew/d/8a
WCP INC. GS-10F-0127U (808)596-4688 HONOLULU ,HI s/h  
GDS ASSOCIATES, INC.       47QRAA22D0008 770-799-2399 MARIETTA ,GA o
R2T, INC. GS-00F-129GA (770)569-7038 ATLANTA ,GA s/w/wo/ew/d  
NUTTER & ASSOCIATES, INC. 47QRAA19D009B 706-354-7925 ATHENS ,GA s/h
IPARAMETRICS, LLC GS-10F-112CA 770-664-6636 ALPHARETTA ,GA s
ATKINS NORTH AMERICA, INC. 47QRAA21D002Z 813 281 4430 TAMPA ,FL o
LAGO CONSULTING & SERVICES LLC 47QRAA22D009K 813-774-5559 TAMPA ,FL s/w/wo/ew/d/8a
CSA OCEAN SCIENCES INC. GS-10F-0443M 7729793134 STUART ,FL o
TRINITY ANALYSIS AND DEVELOPMENT CORP. GS-00F-213DA (850)613-6800 SHALIMAR ,FL s/d  
QUANTUM SPATIAL, INC. 47QTCA18D001X 608-556-2580 SAINT PETERSBURG ,FL o
KNIGHT FEDERAL SOLUTIONS INC 47QRAA19D004N 407-243-6008 ORLANDO ,FL s
JARDON & HOWARD TECHNOLOGIES, INCORPORATED 47QRAA21D008B 407-381-7797 ORLANDO ,FL s/dv
DS2 LLC 47QRAA19D005F 850-307-2781 NICEVILLE ,FL s/dv
LG2 ENVIRONMENTAL SOLUTIONS INC       GS-10F-0375N 9043631686 X104 JACKSONVILLE ,FL s/w/wo/ew/d/8a
IAP WORLD SERVICES INC GS-35F-407GA (321) 784-7396 CAPE CANAVERAL ,FL o
GEOSYNTEC CONSULTANTS,INC. 47QRAA22D003A 561-922-1079 BOCA RATON ,FL o
WSP USA SOLUTIONS INC. 47QRAA18D002R 202-303-2613 WASHINGTON ,DC o
WSP USA SOLUTIONS INC. 47QRAA18D0073 (202)303-2613 WASHINGTON ,DC o  
MDB, INC. 47QRAA20D0028 202-331-0060 WASHINGTON ,DC s
PACIFIC WESTERN TECHNOLOGIES, LTD.       47QRAA21D005V 3032745400 WHEAT RIDGE ,CO s/d
SHERPA 6, INC. 47QRAA21D000A 703-260-8188 X188 LITTLETON ,CO s/dv
NEXGEN TECHNOLOGIES, INC. GS-10F-0270W 720-377-1800 LAKEWOOD ,CO o
CRITIGEN LLC GS-10F-0480X 4254177194 GREENWOOD VILLAGE ,CO o
WESTWATER ENGINEERING, INC. 47QRAA20D002M 9702417076 GRAND JUNCTION ,CO s/w/wo/ew
JGMS GOVERNMENT SERVICES, LLC 47QRAA22D008H (970)254-1354 GRAND JUNCTION ,CO s/d    
JGMS GOVERNMENT SERVICES, LLC GS-00F-0014Y 970-254-1354 GRAND JUNCTION ,CO s/d/8a
TETRA TECH EC, INC. 47QRAA18D00H0 8036414928 GOLDEN ,CO o
RIVERSIDE TECHNOLOGY, INC. GS-00F-0026P 9705685657 FORT COLLINS ,CO s
HDR ENVIRONMENTAL, OPERATIONS AND CONSTRUCTION, INC. 47QRAA22D00AR 303-754-4252 ENGLEWOOD ,CO o
PREMIER DATA SERVICES, INC 47QTCA19D001D 303.377.0033 ENGLEWOOD ,CO o
HORIZON ENVIRONMENTAL SERVICES, INC. 47QRAA19D00BS (970)884-2985 DURANGO ,CO s/w/wo/ew  
ECOSPHERE ENVIRONMENTAL SERVICES, INC. GS-10F-0462N 970-382-7256 DURANGO ,CO s
ERO RESOURCES CORPORATION 47QRAA21D0075 3038301188 DENVER ,CO s/w/wo/d
MATRIX ENVIRONMENTAL SERVICES LLC GS-00F-057GA (303)572-0200 DENVER ,CO s  
MATRIX DESIGN GROUP, INC. 47QRAA19D009K 5719690495 COLORADO SPRINGS ,CO o
SANBORN MAP COMPANY, INC., THE GS-10F-0099W (719) 264-5510 COLORADO SPRINGS ,CO o
GRYPHON ENVIRONMENTAL, LLC GS-10F-144BA 719-578-3330 COLORADO SPRINGS ,CO s/dv
STANTEC CONSULTING SERVICES INC. 47QRAA19D000Q 916-418-8338 BROOMFIELD ,CO o
NORTH LINE GIS, LLC 47QRAA20D006H 888-453-4471 BRECKENRIDGE ,CO s
ECO & ASSOCIATES INC GS-10F-0371U 714-289-0995 TUSTIN ,CA s/w/d/8a
ADVANCED RESOURCE SOLUTIONS, INC GS-10F-0261S 530-676-1095 SHINGLE SPRINGS ,CA s
SURF TO SNOW ENVIRONMENTAL RESOURCE MANAGEMENT, INC. 47QRAA21D000B 925-362-3114 SAN RAMON ,CA s/dv/d
KIER, WILLIAM M ASSOCIATES       GS-10F-0124U 415.721.7548 SAN RAFAEL ,CA s
STETSON ENGINEERS, INC       GS-10F-0404P 415-457-0701 SAN RAFAEL ,CA s
PANORAMA ENVIRONMENTAL, INC. 47QRAA20D0091 858-349-8883 SAN FRANCISCO ,CA s/w/wo/ew/d
ENVIRONMENTAL SCIENCE ASSOCIATES 47QRAA21D00AJ 415.896.5900 SAN FRANCISCO ,CA s/d
T3W BUSINESS SOLUTIONS, INC. 47QRAA19D000N 6192980888 SAN DIEGO ,CA s/w/wo
EPSILON SYSTEMS SOLUTIONS, INC. 47QRAA21D005F 619-702-1700 SAN DIEGO ,CA o
REDHORSE CORPORATION       GS-00F-0013Y 619-241-4609 SAN DIEGO ,CA o
REDHORSE CORPORATION GS-07F-134GA (619) 241-4609 SAN DIEGO ,CA o
MERKEL & ASSOCIATES, INC. GS-10F-0060T 858-560-5465 SAN DIEGO ,CA s/w
GEOMORPH INFORMATION SYSTEMS LLC GS-10F-0236X 619-787-7974 SAN DIEGO ,CA s/w/wo/ew/d/h
KLEINFELDER, INC. GS-10F-0389R 4154585803 SAN DIEGO ,CA o
BURLESON CONSULTING, INC. GS-10F-0277R 916-984-4651 SACRAMENTO ,CA s/d
ECORP CONSULTING, INC GS-10F-0010P 916-782-9100 ROCKLIN ,CA o
AERIAL INFORMATION SYSTEMS, INC. GS-00F-170GA 9097939493 REDLANDS ,CA s/w/wo
KLAMATH WILDLIFE RESOURCES GS-10F-0399Y 530-244-5652 REDDING ,CA s
GIS SURVEYORS, INC. 47QRAA18D003P 8586791732 POWAY ,CA s/dv/d
SPATIAL INFORMATICS GROUP LLC 47QRAA20D004S (510)427-3571 PLEASANTON ,CA s  
SONOMA TECHNOLOGY, INC. 47QRAA18D00D1 707-665-9900 PETALUMA ,CA s
ALTHOUSE & MEADE INC 47QRAA19D005T (805)237-9626 PASO ROBLES ,CA s/w/wo/d  
PARSONS GOVERNMENT SERVICES INC. 47QRAA19D000A (803)646-4100 PASADENA ,CA o  
TETRA TECH, INC. GS-00F-168CA 8056813102 PASADENA ,CA o
COGSTONE RESOURCE MANAGEMENT GS-10F-0463X 714-974-8300 ORANGE ,CA s/w/wo/ew/d/8a
BIORESOURCE CONSULTANTS, INC.       GS-10F-0437X 805-646-9006 OJAI ,CA s/d
FLOWWEST, LLC 47QRAA22D0057 (727)992-3536 OAKLAND ,CA s    
TERRAPHASE ENGINEERING INC. 47QRAA22D006X 510-388-8745 OAKLAND ,CA s
INSIGNIA ENVIRONMENTAL 47QRAA20D005U 650-321-6787 MENLO PARK ,CA s/w/wo
PACIFIC WATERSHED ASSOCIATES INC GS-10F-0244V (707)839-5130 MCKINLEYVILLE ,CA s  
CONDOR COUNTRY CONSULTING, INC. 47QRAA22D001Q 510-612-8761 MARTINEZ ,CA s/d
AECOM TECHNICAL SERVICES, INC. GS-00F-188CA 512-419-5738 LOS ANGELES ,CA o
STEARNS, CONRAD AND SCHMIDT CONSULTING ENGINEERS, INC. 47QRAA20D002R 5713532020 LONG BEACH ,CA o
APPLIED MARINE SCIENCES, INC 47QRAA19D005B 925-373-7142 LIVERMORE ,CA s
NATURES IMAGE, INC. GS-10F-045BA 9496804400 LAKE FOREST ,CA s/w/wo
HELIX ENVIRONMENTAL PLANNING, INC. GS-10F-0020V 3102783100 LA MESA ,CA o
L S A ASSOCIATES, INC. 47QRAA18D009Y (949)553-0666 IRVINE ,CA o  
ENVIRONMENTAL COST MANAGEMENT, INC. GS-10F-0335R (510) 964-4399 COSTA MESA ,CA s/d
ASM AFFILIATES INC 47QRAA19D0092 3102783100 CARLSBAD ,CA s
ASM AFFILIATES INC GS-10F-0373N (310) 278-3100 X 701 CARLSBAD ,CA s
STILLWATER ECOSYSTEM, WATERSHED & RIVERINE SCIENCES GS-10F-0216S 5108488098 BERKELEY ,CA s/w/wo
WEST KERN ENVIRONMENTAL CONSULTING, LLC GS-00F-408GA 8009301980 BAKERSFIELD ,CA s/w/wo/ew/d/8a
GEOGRAPHIC RESOURCE SOLUTIONS INC GS-10F-0451N 7078228005 ARCATA ,CA s
ASPEN ENVIRONMENTAL GROUP       GS-10F-0229N 818-597-3407 AGOURA HILLS ,CA s/d
TIERRA RIGHT OF WAY SERVICES, LTD. GS-10F-0038T 520-319-2106 TUCSON ,AZ o
HARRIS ENVIRONMENTAL GROUP, INC. GS-10F-0457R 52006287648 TUCSON ,AZ s/w/wo/ew/d/8a/h
DESERT ARCHAEOLOGY, INC GS-10F-161AA 520-881-2244 TUCSON ,AZ s
LOGAN SIMPSON DESIGN INC. 47QRAA22D0004 480-967-1343 TEMPE ,AZ s
JE FULLER/HYDROLOGY AND GEOMORPHOLOGY, INC. GS-00F-079GA 480-222-5707 TEMPE ,AZ s
ENVIRONMENTAL PLANNING GROUP, LLC GS-10F-0046N (602)956-4370 TEMPE ,AZ s  
LOGAN SIMPSON DESIGN INC. GS-10F-0063P (480)967-1343 TEMPE ,AZ o  
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VERNADERO GROUP INCORPORATED GS-10F-0033T 4803151000 PHOENIX ,AZ s/v
WW ASSOCIATES MANAGEMENT & CONSULTING, LLC 47QRAA21D00A8 623-299-2222 PEORIA ,AZ s/dv/d/8a
CORNERSTONE ENVIRONMENTAL CONSULTING, LLC       47QRAA19D0057 928-522-4148 FLAGSTAFF ,AZ s/d
FRED PHILLIPS CONSULTING LLC GS-10F-0024W (928)773-1530 FLAGSTAFF ,AZ s  
NORTHLAND RESEARCH, INC GS-10F-0070W 928-774-5057 FLAGSTAFF ,AZ s
GSE, INC. 47QRAA18D008P 256-350-9754 TRINITY ,AL s/w/wo/d
HEXAGON US FEDERAL, INC. 47QRAA18D00A2 478-322-3258 HUNTSVILLE ,AL o
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ATLANTIC GROUP, LLC, THE GS-10F-106AA 2569719991 HUNTSVILLE ,AL s
BHATE ENVIRONMENTAL ASSOCIATES, INC. 47QRAA19D004S 2059184033 BIRMINGHAM ,AL s
GEOGRAPHIC INFORMATION SERVICES, INC. 47QRAA19D00BD 2057255836 BIRMINGHAM ,AL o
ALASKA BIOMAP, INC. 47QSWA19D000K 907-321-2908 JUNEAU ,AK s/w/wo
ABR INC 47QRAA20D0010 (907) 455-6777 EXT. FAIRBANKS ,AK s
PC TRASK AND ASSOCIATES INC. 47QRAA19D000H 503.517.2490 ANCHORAGE ,AK s
BRATSLAVSKY CONSULTING ENGINEERS, INC. GS-00F-071CA 9072807619 ANCHORAGE ,AK s
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