Washington, DC Government Contractors > By Category > NAICS 541620 - Environmental Consulting Services
Government Contractors in Washington, DC
Results for NAICS 541620 - Environmental Consulting Services
276 - 300 of 343 Company(ies)
AAA COMPLETE BUILDING SERVICES, INC. - Washington, DC
Sewage Treatment Facilities, Plumbing, Heating, and Air-Conditioning Contractors, Other Building Equipment Contractors, Other Activities Related to Real Estate, Environmental Consulting Services
(202) 625-4173
2101 Wisconsin Ave Nw Washington, DC 20007
NATIONAL POLLUTION PREVENTION - Washington, DC
Environmental Consulting Services, Environment, Conservation and Wildlife Organizations
(202) 299-9701
50 F St Nw Ste 350 Washington, DC 20001
CDI ARCHITECTS, INC. - Washington, DC
Architectural Services, Landscape Architectural Services, Engineering Services, Geophysical Surveying and Mapping Services, Surveying and Mapping (except Geophysical) Services
(814) 472-7700
100 M St Se Ste 300 Washington, DC 20003
CENTER FOR CLEAN AIR POLICY - Washington, DC
Environmental Consulting Services, Research and Development in the Social Sciences and Humanities, Environment, Conservation and Wildlife Organizations
(202) 408-9260
750 First St Ne Ste 940 Washington, DC 20002
ERNST & YOUNG LLP - Washington, DC
Software Publishers, Data Processing, Hosting, and Related Services, Mortgage and Nonmortgage Loan Brokers, Investment Banking and Securities Dealing, Lessors of Residential Buildings and Dwellings
(703) 747-0825
1101 New York Avenue, Nw Washington, DC 20005
WESTON SOLUTIONS, INC. - Washington, DC
Support Activities for Oil and Gas Operations, Water Supply and Irrigation Systems, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction
(610) 701-3918
1101 Pennsylvania Ave Sixth Flr Washington, DC 20004
PINCHOT INSTITUTE FOR CONSERVATION - Washington, DC
Support Activities for Forestry, Administrative Management and General Management Consulting Services, Other Management Consulting Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services
(202) 797-6541
1616 P St, Nw, Ste 100 Washington, DC 20036
LEIDOS, INC. - Washington, DC
Plumbing, Heating, and Air-Conditioning Contractors, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Analytical Laboratory Instrument Manufacturing, Motion Picture and Video Production, Wired Telecommunications Carriers
(571) 526-7028
901 D St Sw 9th Fl Washington, DC 20024
CPCS TRANSCOM, INC - Washington, DC
Administrative Management and General Management Consulting Services, Process, Physical Distribution, and Logistics Consulting Services, Other Management Consulting Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services
(202) 772-3368
1050 Connecticut Ave Nw 10th Fl Washington, DC 20036
URS GROUP, INC. - Washington, DC
Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction
(206) 438-2001
2020 K Street Nw Suite 300 Hdq Cage William R. Smith Washington, DC 20006
RELUMINATI L.L.C - Washington, DC
Power and Communication Line and Related Structures Construction, Engineering Services, Administrative Management and General Management Consulting Services, Marketing Consulting Services, Other Management Consulting Services
(415) 336-2329
528 F St Terrace Se Washington, DC 20003
LOUIS BERGER GROUP (DOMESTIC), INC., THE - Washington, DC
Architectural Services, Engineering Services, Drafting Services, Computer Facilities Management Services, Other Management Consulting Services
(973) 407-1000
1250 23rd St Nw 4th Fl Washington, DC 20037
URS GROUP, INC. - Washington, DC
Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction
(206) 438-2001
2020 K Street, Ste 300 William R Smith Washington, DC 20006
BECK, NICHOLAS - Washington, DC
Environmental Consulting Services, Other Scientific and Technical Consulting Services
(904) 631-3879
1948 Calvert St Nw Apt 3 Washington, DC 20009
SUSTAINABLE FINANCE LIMITED - Washington, DC
Environmental Consulting Services
(202) 247-5975
1650 30th St Washington, DC 20007
KAUFFMAN, RYAN P - Washington, DC
Environmental Consulting Services
(215) 534-4558
1716 Kilbourne Pl Nw Apt 3 Washington, DC 20010
DISTRIBUTED SUN LLC - Washington, DC
Power and Communication Line and Related Structures Construction, Other Financial Vehicles, Other Activities Related to Real Estate, Administrative Management and General Management Consulting Services, Environmental Consulting Services
(202) 558-4415
1000 Vermont Ave Nw Ste 300 Washington, DC 20005
CLIMATE FOCUS NORTH AMERICA, INC. - Washington, DC
Environmental Consulting Services
(202) 540-2273
1025 Connecticut Nw Ste 1102 Washington, DC 20036
COTRUVO, JOSEPH - Washington, DC
Water Supply and Irrigation Systems, Environmental Consulting Services
(202) 362-3076
5015 46th St Nw Washington, DC 20016
Castalia LLC - Washington, DC
Other Airport Operations, Other Support Activities for Air Transportation, Support Activities for Rail Transportation, Port and Harbor Operations, Other Support Activities for Water Transportation
(202) 466-6790
1747 Pennsylvania Ave Nw Ste 12 Washington, DC 20006
PARSONS-HEERY JV - Washington, DC
Other Electric Power Generation, Water Supply and Irrigation Systems, Commercial and Institutional Building Construction, Other Commercial and Service Industry Machinery Manufacturing, Architectural Services
(626) 440-2777
100 M Street Se Washington, DC 20003
FIPPINGER, PETER - Washington, DC
Administrative Management and General Management Consulting Services, Other Management Consulting Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services, All Other Professional, Scientific, and Technical Services
(202) 320-3402
1114 E Capitol St Ne Washington, DC 20002
PETERSON, DONALD J. - Washington, DC
Environmental Consulting Services
(202) 291-6229
7408 Alaska Ave Nw Washington, DC 20012
JONES, KIMBERLY - Washington, DC
Environmental Consulting Services
(202) 361-6709
1612 Allison St Nw Washington, DC 20011
FOX POTOMAC RESOURCES LLC - Washington, DC
Administrative Management and General Management Consulting Services, Marketing Consulting Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services
(202) 543-0808
644 Massachusetts Ave Ne #505 Washington, DC 20002
Certifications
Ownership / Diversity
Business Type
NAICS Code
- 11 - Agriculture & Livestock
- 21 - Mining, Oil & Gas
- 22 - Utilities
- 23 - Construction
- 31 - Food & Apparel
- 32 - Non-Metallic Manufacturing
- 33 - Metallic Manufacturing
- 42 - Wholesale Trade
- 44 - Retail Trade
- 45 - Retail Trade - Misc.
- 48 - Transportation
- 49 - Postal & Warehousing
- 51 - IT Technology
- 52 - Finance and Insurance
- 53 - Real Estate
- 54 - Professional Services
- 541 - Professional, Scientific, and Technical Services
- 541110 - Offices of Lawyers
- 541120 - Offices of Notaries
- 541191 - Title Abstract and Settlement Offices
- 541199 - All Other Legal Services
- 541211 - Offices of Certified Public Accountants
- 541213 - Tax Preparation Services
- 541214 - Payroll Services
- 541219 - Other Accounting Services
- 541310 - Architectural Services
- 541320 - Landscape Architectural Services
- 541330 - Engineering Services
- 541340 - Drafting Services
- 541350 - Building Inspection Services
- 541360 - Geophysical Surveying and Mapping Services
- 541370 - Surveying and Mapping (except Geophysical) Services
- 541380 - Testing Laboratories
- 541410 - Interior Design Services
- 541420 - Industrial Design Services
- 541430 - Graphic Design Services
- 541490 - Other Specialized Design Services
- 541511 - Custom Computer Programming Services
- 541512 - Computer Systems Design Services
- 541513 - Computer Facilities Management Services
- 541519 - Other Computer Related Services
- 541611 - Administrative Management and General Management Consulting Services
- 541612 - Human Resources and Executive Search Consulting Services
- 541613 - Marketing Consulting Services
- 541614 - Process, Physical Distribution, and Logistics Consulting Services
- 541618 - Other Management Consulting Services
- 541620 - Environmental Consulting Services
- 541690 - Other Scientific and Technical Consulting Services
- 541710 - Research and Development in the Physical, Engineering, and Life Sciences
- 541720 - Research and Development in the Social Sciences and Humanities
- 541810 - Advertising Agencies
- 541820 - Public Relations Agencies
- 541830 - Media Buying Agencies
- 541840 - Media Representatives
- 541850 - Display Advertising
- 541860 - Direct Mail Advertising
- 541870 - Advertising Material Distribution Services
- 541890 - Other Services Related to Advertising
- 541910 - Marketing Research and Public Opinion Polling
- 541921 - Photography Studios, Portrait
- 541922 - Commercial Photography
- 541930 - Translation and Interpretation Services
- 541940 - Veterinary Services
- 541990 - All Other Professional, Scientific, and Technical Services
- 55 - Company Management
- 56 - Administrative Service
- 61 - Educational Services
- 62 - Health Care
- 71 - Arts and Entertainment
- 72 - Travel & Food Services
- 81 - Other Services
- 92 - Public Administration
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