Washington, DC Government Contractors > By Category > NAICS 541620 - Environmental Consulting Services
Government Contractors in Washington, DC
Results for NAICS 541620 - Environmental Consulting Services
251 - 275 of 343 Company(ies)
KORTECH SOLUTIONS LLC - Washington, DC
Computer Storage Device Manufacturing, Computer and Computer Peripheral Equipment and Software Merchant Wholesalers, Hardware Merchant Wholesalers, Sporting and Recreational Goods and Supplies Merchant Wholesalers, Software Publishers
(202) 568-6553
718 7th St Nw Ste 2004 Washington, DC 20001
LATHAM, JESSICA M. - Washington, DC
Environmental Consulting Services, Other Scientific and Technical Consulting Services, Environment, Conservation and Wildlife Organizations
(609) 457-4846
5144 Cathedral Ave Nw Washington, DC 20016
WATERWONKS LLC - Washington, DC
Engineering Services, Administrative Management and General Management Consulting Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services
(601) 831-2520
215 I St Ne Apt 1b Washington, DC 20002
CIRCLEPOINT - Washington, DC
Graphic Design Services, Administrative Management and General Management Consulting Services, Environmental Consulting Services, Advertising Agencies, Public Relations Agencies
415-227-1100 x123
2029 K St Nw Ste 300 Washington, DC 20006
APPLIED RESEARCH IN ACOUSTICS LLC - Washington, DC
Engineering Services, Testing Laboratories, Custom Computer Programming Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services
(202) 629-9716
1222 4th St Sw Washington, DC 20024
ENERGY STRATEGY CONSULTING LLC - Washington, DC
Administrative Management and General Management Consulting Services, Environmental Consulting Services
(202) 506-2120
1306 O St Nw Apt Ll1 Washington, DC 20005
RATH ENTERPRISES, INC. - Washington, DC
Site Preparation Contractors, Environmental Consulting Services, Remediation Services
(202) 636-7529
1240 Mt Olivet Rd Ne Ste A Washington, DC 20002
INTEGRITY, LLC - Washington, DC
Environmental Consulting Services
(301) 765-4745
1231-b Good Hope Rd, Se Washington, DC 20020
ALLIANCE TO SAVE ENERGY - Washington, DC
Administrative Management and General Management Consulting Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services, Educational Support Services, International Affairs
(202) 857-0666
1850 M St Nw Ste 610 Washington, DC 20036
PAGE SOUTHERLAND PAGE, INC. - Washington, DC
Architectural Services, Landscape Architectural Services, Engineering Services, Drafting Services, Building Inspection Services
(202) 909-4900
1615 M St Nw Ste 700 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 St Nw Ste 300 Washington, DC 20006
NATIONAL ASSOCIATION OF LOCAL GOVERNMENT ENVIRONMENTAL PROFESSIONALS - Washington, DC
Environmental Consulting Services
(202) 337-4503
1333 New Hampshire Avenue Nw Fl 2 Washington, DC 20036
ENVIRONMENTAL LAW INSTITUTE, THE - Washington, DC
Environmental Consulting Services, Environment, Conservation and Wildlife Organizations
(202) 939-3834
1730 M Street Nw; Suite 700 Washington, DC 20036
PARSONS-VERSAR JOINT VENTURE - Washington, DC
Water Supply and Irrigation Systems, Commercial and Institutional Building Construction, Architectural Services, Engineering Services, Drafting Services
(703) 679-9198
100 M St Se,ste 1200 Washington, DC 20003
ASSOCIATION CLIMATE CHANGE OFFICERS - Washington, DC
Environmental Consulting Services, Research and Development in the Social Sciences and Humanities, Convention and Trade Show Organizers, Professional and Management Development Training, Professional Organizations
(202) 496-7390
1900 K St Nw Washington, DC 20006
AFRICAN WILDLIFE FOUNDATION - Washington, DC
Environmental Consulting Services, All Other Professional, Scientific, and Technical Services, Environment, Conservation and Wildlife Organizations
(202) 939-3345
1400 16th St Nw Ste 120 Washington, DC 20036
UNITED STATES NATIONAL COMMITTEE OF THE INTERNATIONAL COUNCIL ON MONUMENTS AND SITES - Washington, DC
Architectural Services, Landscape Architectural Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services, Apprenticeship Training
(202) 463-1291
1307 New Hampshire Ave Nw Fl 3 Washington, DC 20036
RESOURCES FOR THE FUTURE, INC. - Washington, DC
Administrative Management and General Management Consulting Services, Environmental Consulting Services, Research and Development in the Social Sciences and Humanities
(202) 328-5165
1616 P St Nw Washington, DC 20036
WORLD ENVIRONMENT CENTER, INC. - Washington, DC
Environmental Consulting Services
(202) 312-1281
734 15th St Nw Ste 720 Washington, DC 20005
PARSONS GOVERNMENT SERVICES INC. - Washington, DC
Water Supply and Irrigation Systems, Commercial and Institutional Building Construction, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Architectural Services, Engineering Services
(703) 679-9198
100 M St Se Ste 1200 Washington, DC 20003
NATIONAL ACADEMY OF SCIENCES - Washington, DC
Human Resources and Executive Search Consulting Services, Environmental Consulting Services, Other Scientific and Technical Consulting Services, Research and Development in the Social Sciences and Humanities, All Other Professional, Scientific, and Technical Services
(202) 334-2254
2101 Constitution Ave Nw Washington, DC 20418
NATIONAL WILDLIFE REFUGE ASSOCIATION - Washington, DC
Marketing Consulting Services, Environmental Consulting Services, Nature Parks and Other Similar Institutions, Environment, Conservation and Wildlife Organizations, Administration of Conservation Programs
(603) 717-1491
5335 Wisconsin Ave Nw Washington, DC 20015
INSTITUTE FOR GOVERNANCE AND SUSTAINABLE DEVELOPMENT, INC. (THE) - Washington, DC
Environmental Consulting Services
(202) 338-1300
2300 Wisconsin Ave Nw Ste 300b Washington, DC 20007
CDI INFRASTRUCTURE, LLC - 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
AMT, LLC - Washington, DC
Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Landscape Architectural Services, Engineering Services, Geophysical Surveying and Mapping Services
(202) 289-4545
10 G St Ne Ste 430 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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