Washington, DC Government Contractors > By Category > NAICS 561621 - Security Systems Services (except Locksmiths)
Government Contractors in Washington, DC
Results for NAICS 561621 - Security Systems Services (except Locksmiths)
76 - 86 of 86 Company(ies)
HIGH TECHNOLOGY INTERNATIONAL LTD - Washington, DC
Electronic Computer Manufacturing, Computer Storage Device Manufacturing, Other Computer Peripheral Equipment Manufacturing, Telephone Apparatus Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
(202) 462-6315
888 16th Street, Nwsuite 800 Washington, DC 20006
STANLEY CONVERGENT SECURITY SOLUTIONS, INC. - Washington, DC
Security Systems Services (except Locksmiths)
(703) 642-6110
805 15th St Nw Ste 710 Washington, DC 20005
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
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
JOHNSON, HARRY B - Washington, DC
Security Systems Services (except Locksmiths), Emergency and Other Relief Services, Police Protection, Correctional Institutions, Other Justice, Public Order, and Safety Activities
(202) 581-7125
3710 Southern Ave Se Washington, DC 20020
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
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
HALLIDAY FINCH USA, LLC - Washington, DC
Administrative Management and General Management Consulting Services, Other Scientific and Technical Consulting Services, Security Guards and Patrol Services, Security Systems Services (except Locksmiths)
(202) 352-1753
499 S Capitol St Sw Ste 600 Washington, DC 20003
NASARI, MIRWAIS KHAN - Washington, DC
Security Systems Services (except Locksmiths)
(202) 577-4930
1505 Vermont Ave Nw Washington, DC 20005
KING'S SECURITY SERVICES INC - Washington, DC
Security Guards and Patrol Services, Security Systems Services (except Locksmiths)
(301) 350-3080
1117-r Harvard St Nw Washington, DC 20009
LEADER International, LLC - Washington, DC
Other Management Consulting Services, Investigation Services, Security Guards and Patrol Services, Security Systems Services (except Locksmiths), Professional and Management Development Training
1455 Pennsylvania Ave Nw Ste 400 Washington, DC 20004
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
- 55 - Company Management
- 56 - Administrative Service
- 561 - Administrative and Support Services
- 561110 - Office Administrative Services
- 561210 - Facilities Support Services
- 561310 - Employment Placement Agencies
- 561320 - Temporary Help Services
- 561330 - Professional Employer Organizations
- 561410 - Document Preparation Services
- 561421 - Telephone Answering Services
- 561422 - Telemarketing Bureaus
- 561431 - Private Mail Centers
- 561439 - Other Business Service Centers (including Copy Shops)
- 561440 - Collection Agencies
- 561450 - Credit Bureaus
- 561491 - Repossession Services
- 561492 - Court Reporting and Stenotype Services
- 561499 - All Other Business Support Services
- 561510 - Travel Agencies
- 561520 - Tour Operators
- 561591 - Convention and Visitors Bureaus
- 561599 - All Other Travel Arrangement and Reservation Services
- 561611 - Investigation Services
- 561612 - Security Guards and Patrol Services
- 561613 - Armored Car Services
- 561621 - Security Systems Services (except Locksmiths)
- 561622 - Locksmiths
- 561710 - Exterminating and Pest Control Services
- 561720 - Janitorial Services
- 561730 - Landscaping Services
- 561740 - Carpet and Upholstery Cleaning Services
- 561790 - Other Services to Buildings and Dwellings
- 561910 - Packaging and Labeling Services
- 561920 - Convention and Trade Show Organizers
- 561990 - All Other Support Services
- 562 - Waste Management and Remediation Services
- 61 - Educational Services
- 62 - Health Care
- 71 - Arts and Entertainment
- 72 - Travel & Food Services
- 81 - Other Services
- 92 - Public Administration
CITY