Washington, DC Government Contractors > By Category > NAICS 541990 - All Other Professional, Scientific, and Technical Services
Government Contractors in Washington, DC
Results for NAICS 541990 - All Other Professional, Scientific, and Technical Services
776 - 800 of 885 Company(ies)
PAZ, GONZALO SEBASTIAN - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 338-3753
2655 41st St Nw Apt#b1 Washington, DC 20007
INTERVISTAS GA2 CONSULTING INC - Washington, DC
All Other Professional, Scientific, and Technical Services
202-457-0212 x105
1800 K St Nw Ste 1104 Washington, DC 20006
FAIRWINDS PARTNERS, LLC - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 957-5979
1632 Wisconsin Ave Nw Washington, DC 20007
HARTEKER, LINDA - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 462-2817
1848 Wyoming Ave Nw Apt 102 Washington, DC 20009
AMERICAN HOMELAND SECURITY CONSULTING GROUP, LLC - Washington, DC
Building Inspection Services, Computer Facilities Management Services, Administrative Management and General Management Consulting Services, Other Management Consulting Services, Other Scientific and Technical Consulting Services
(443) 463-5912
1100 Connecticut Ave Nw Ste 900 Washington, DC 20036
SHEAHAN EDITING - Washington, DC
All Other Professional, Scientific, and Technical Services
202-248-1407 x1
910 15th Nw Washington, DC 20005
WILLIAMS, BRETT - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 723-0513
724 Somerset Place Nw Washington, DC 20011
AMERICAN SYSTEMS CORPORATION - Washington, DC
Other Heavy and Civil Engineering Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
(703) 968-5225
1201 M St Se Ste 110 Washington, DC 20003
CONSUMER DESIGN LTD - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 797-1354
2708 Woodley Place Nw Washington, DC 20008
SHU, YU - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 994-3731
2140 Pennsylvania Ave Nw Rm B03 Washington, DC 20037
MCDANIELS GARLINDA - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 635-0292
1218 Perry St Ne Apt 103 Washington, DC 20017
DEANEHAN, SARAH - Washington, DC
All Other Professional, Scientific, and Technical Services
(703) 220-7555
1304 Park Rd Nw Washington, DC 20010
ATKINSON, LAWRENCE R - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 237-8008
6646 Barnaby St Washington, DC 20015
WEST WING WRITERS, LLC - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 223-8101
1150 Connecticut Ave Nw Ste 505 Washington, DC 20036
JONATHAN CLARKE - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 244-3407
4841 Tilden St Nw Washington, DC 20016
SANDI GROUP, INC, THE - Washington, DC
Administrative Management and General Management Consulting Services, Other Management Consulting Services, Other Scientific and Technical Consulting Services, All Other Professional, Scientific, and Technical Services
(202) 331-9320
2215 M St Nw Ste 1 Washington, DC 20037
ELEANOR PADGETT - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 882-7038
1501 Kalmia Rd Nw Washington, DC 20012
EMERGENCE GROUP ADVISORS LLC - Washington, DC
Administrative Management and General Management Consulting Services, Other Management Consulting Services, Public Relations Agencies, All Other Professional, Scientific, and Technical Services, Facilities Support Services
(202) 887-6777
1707 L St Nw Ste 1020 Washington, DC 20036
FEENEY, JOHN J - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 966-7340
4414 Macomb St Nw Washington, DC 20016
BECKLEY,NANCY C - Washington, DC
All Other Professional, Scientific, and Technical Services
(202) 797-1354
2708 Woodley Pl Nw Washington, DC 20008
WOODARD & ASSOCIATES - Washington, DC
Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, Marketing Consulting Services, Process, Physical Distribution, and Logistics Consulting Services, Other Management Consulting Services
(202) 554-0143
103 G Street Sw, Suite B312 Washington, DC 20024
A2Z DESIGN SOLUTIONS - Washington, DC
Architectural Services, Engineering Services, Drafting Services, Computer Facilities Management Services, All Other Professional, Scientific, and Technical Services
(202) 904-8639
300 Massachusetts Ave Nw, Ste 234 Washington, DC 20001
RENEW, LLC - Washington, DC
Consumer Lending, Miscellaneous Intermediation, Portfolio Management, Administrative Management and General Management Consulting Services, Marketing Consulting Services
(801) 808-1979
406 7th St Ne Washington, DC 20002
DTV TRANSITION GROUP - Washington, DC
All Other Professional, Scientific, and Technical Services
(917) 885-8594
1711 Massachusetts Ave Nw #607 Washington, DC 20036
BARNARD, NEAL D - Washington, DC
All Other Professional, Scientific, and Technical Services
202-686-2210 x303
5100 Wisconsin Avenue Suite 400 Washington, DC 20016
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
CITY