815 Connecticut Avenue
815 Connecticut Avenue Northwest
Washington, DC 20006-4004
Phone: (202) 342-1598
Business Types: Guard & Patrol Services
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A & D T Alarm & Home Security
Washington, DC 20002
Phone: (800) 292-2059
Business Types: Alarm Systems
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A - D - & T Alarm & Home Security
Washington, DC 20090
Phone: (800) 201-6420
Business Types: Alarm Systems
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A 1 Capitol Investigator Services
1827 18th Street Northwest
Washington, DC 20009-5526
Phone: (202) 667-0050
Business Types: Security Investigative Services
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A D & T Alarm & Security Service
Washington, DC 20002
Phone: (800) 200-5182
Business Types: Guard & Patrol Services
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AAA Home Security
Washington, DC 20001
Phone: (202) 333-1199
Business Types: Security Alarm Systems, Security Equipment & Supplies
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AAA Investigations
Washington, DC 20001
Phone: (202) 829-3337
Business Types: Security Investigative Services
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Aangara Investment Inc
609 Pennsylvania Avenue Southeast
Washington, DC 20003-4315
Phone: (202) 544-3434
Business Types: Security Investigative Services
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Adt Security Services Inc
2815 North Street Southeast
Washington, DC 20019-2134
Phone: (888) 238-2441
Business Types: Safety & Security Systems & Consultants, Security Alarm Systems, Security Equipment & Supplies
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Ake Llc
1825 I Street Northwest
Washington, DC 20006-5403
Phone: (202) 429-2016
Business Types: Business Management Consultants, Guard & Patrol Services
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Alarm - Adt Authorized Sales
Washington, DC 20011
Phone: (800) 474-9369
Business Types: Home Security Services, Security Alarm Systems
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Alarm - Home Security
Washington, DC 20011
Phone: (800) 474-9538
Business Types: Alarm Systems
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Alexander Security Consultants
1400 Euclid Street Northwest
Washington, DC 20009-4563
Phone: (202) 462-1610
Business Types: Safety & Security Systems & Consultants, Security Alarm Systems, Security Equipment & Supplies
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Alpha Security Inc
Washington, DC 20001
Phone: (202) 333-6611
Business Types: Guard & Patrol Services
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Alpha Security Inc, DC
Washington, DC 20001
Phone: (202) 333-6611
Business Types: Guard & Patrol Services
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American Security & Communications
7348 Georgia Avenue Northwest
Washington, DC 20012-1720
Phone: (202) 829-7327
Business Types: Burglar & Alarm Services, Burglar Alarm Systems, Security Alarm Systems, Security Equipment & Supplies
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American Security Control Systems
Washington, DC 20001
Phone: (202) 785-5570
Business Types: Security Alarm Systems, Security Equipment & Supplies
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Argonne National Laboratory
955 Lenfant Plaza Southwest Suite 6000
Washington, DC 20024-2112
Phone: (202) 488-2028
Business Types: Security Alarm Systems, Security Equipment & Supplies
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Associated Investigators Inc
1100 15th Street Northwest
Washington, DC 20005-1707
Phone: (202) 638-2939
Business Types: Security Investigative Services
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Atd Security
738 5th Street Northeast
Washington, DC 20002-4320
Phone: (202) 675-6903
Business Types: Security Alarm Systems, Security Equipment & Supplies
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Atlas International Security Inc
1629 K Street Northwest Suite 300
Washington, DC 20006-1631
Phone: (202) 296-1011
Business Types: Guard & Patrol Services
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B&b Security Consultants
1227 Good Hope Road Southeast
Washington, DC 20020-6907
Phone: (202) 678-3248
Business Types: Guard & Patrol Services, Safety & Security Systems & Consultants
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BDS Protective Services
3825 South Capitol Street Southwest
Washington, DC 20032-1419
Phone: (202) 563-5299
Business Types: Guard & Patrol Services
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Blaydes Lock & Security
2335 18th Street Northeast
Washington, DC 20018-3609
Phone: (202) 832-7100
Business Types: Builders Hardware, Door Closers & Checks, Locks, Security Alarm Systems, Security Equipment & Supplies
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Bravo Fire Protection
3500 A Street Southeast
Washington, DC 20019-8342
Phone: (202) 248-7936
Business Types: Fire Protection Services
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Brink's Home Security Inc
Washington, DC 20001
Phone: (800) 853-0453
Business Types: Alarm Systems, Security Alarm Systems, Security Equipment & Supplies
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Brink's Home Security Inc
Washington, DC 20001
Phone: (800) 867-6459
Business Types: Alarm Systems, Security Alarm Systems, Security Equipment & Supplies
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Brink's Inc.
1710 17th Street Northeast
Washington, DC 20002-1810
Phone: (202) 526-3376
Business Types: Armored Car Services
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Brown Investigative Group Inc
1101 Pennsylvania Avenue Northwest
Washington, DC 20004-2514
Phone: (202) 756-2256
Business Types: Security Investigative Services
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Bryant Inquiry Consulting
Washington, DC 20001
Phone: (202) 722-6240
Business Types: Security Investigative Services
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Burglar Alarm
Washington, DC 20001
Phone: (202) 333-1199
Business Types: Security Alarm Systems, Security Equipment & Supplies
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Business Resource and Security Service USA Inc
517 Rhode Island Avenue Northwest
Washington, DC 20001-1830
Phone: (202) 232-8343
Business Types: Guard & Patrol Services
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Cam New Markets
1700 Pennsylvania Avenue Northwest
Washington, DC 20006-4700
Phone: (202) 349-1490
Business Types: Guard & Patrol Services
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Candor Services
419 7th Street Northwest
Washington, DC 20004-2233
Phone: (202) 737-4560
Business Types: Security Investigative Services
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Capital Vip Protection
Washington, DC 20001
Phone: (202) 462-5600
Business Types: Guard & Patrol Services
|
Capitol Alarm & Security
Washington, DC 20001
Phone: (202) 333-3080
Business Types: Burglar & Alarm Services, Burglar Alarm Systems
|
Capitol Inquiry Inc
1050 17th Street Northwest Suite 700
Washington, DC 20036-5535
Phone: (202) 331-3388
Business Types: Security Investigative Services
|
Central Business Services Inc
1634 I Street Northwest
Washington, DC 20006-4003
Phone: (202) 628-3716
Business Types: Finger Printing Equipment & Supplies, Finger Printing Services & Identification Bureaus, Fingerprinting Services
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Central Protective Services
143 Kennedy Street Northwest
Washington, DC 20011-5228
Phone: (202) 291-7366
Business Types: Guard & Patrol Services
|
Citywide National Security Inc
2801 New Mexico Avenue Northwest
Washington, DC 20007-3921
Phone: (202) 298-6860
Business Types: Guard & Patrol Services
|
Civil Air Patrol National Capital Wing
Bolling Air Force Base
Washington, DC 20001
Phone: (202) 767-5689
Business Types: Civil Air Patrol, Societies & Foundation Associations
|
Colorado Security Agency Inc
4131 3rd Street Northwest
Washington, DC 20011-4805
Phone: (202) 829-9233
Business Types: Guard & Patrol Services, Security Investigative Services
|
Corporate Crime Reports
529 14th Street Northwest
Washington, DC 20045-1000
Phone: (202) 737-1680
Business Types: Security Investigative Services
|
Corps Security
1227 Good Hope Road Southeast
Washington, DC 20020-6907
Phone: (202) 889-3470
Business Types: Guard & Patrol Services
|
Cotecna Inc
1101 30th Street Northwest
Washington, DC 20007-3708
Phone: (202) 625-8318
Business Types: Security Investigative Services
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Davis Investigative Services
Washington, DC 20001
Phone: (800) 782-0445
Business Types: Security Investigative Services
|
DC Fire & Arson Investigators Association
4th & Hobart Place Northwest
Washington, DC 20001
Phone: (202) 723-5847
Business Types: Security Investigative Services
|
Dictograph Security Systems
Washington, DC 20001
Phone: (202) 333-5572
Business Types: Burglar & Alarm Services, Burglar Alarm Systems, Fire Alarm Systems
|
Dinolt Becmel & Wells
730 12th Street Northwest
Washington, DC 20005-3902
Phone: (202) 638-5000
Business Types: Security Investigative Services
|
Dupont Investigative Group
1633 West Street Southeast
Washington, DC 20020-8121
Phone: (202) 332-3648
Business Types: Security Investigative Services
|
Employment Investigations & Training
1825 Connecticut Avenue Northwest
Washington, DC 20001
Phone: (202) 265-3701
Business Types: Security Investigative Services
|
Fignature Alert of Washington DC
Washington, DC 20001
Phone: (202) 393-2537
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Fire Burglary Alarms Inc, DC
Washington, DC 20001
Phone: (202) 333-5572
Business Types: Burglar & Alarm Services, Burglar Alarm Systems
|
Fire Burglary Alarms Inc
Washington, DC 20001
Phone: (202) 333-5572
Business Types: Burglar & Alarm Services, Burglar Alarm Systems
|
First Transit Inc
Reagan Washington National
Washington, DC 20001
Phone: (703) 419-1086
Business Types: Guard & Patrol Services
|
Fortress Global Investigations Corporation
1101 Pennsylvania Avenue Northwest
Washington, DC 20004-2514
Phone: (202) 756-2281
Business Types: Security Investigative Services
|
Gallery Place Partners
1025 Connecticut Avenue Northwest
Washington, DC 20036-5405
Phone: (202) 466-3260
Business Types: Security Investigative Services
|
Guardian Protection Services
Washington, DC 20001
Phone: (800) 776-8328
Business Types: Burglar & Alarm Services, Burglar Alarm Systems, Fire Alarm Systems, Security Investigative Services
|
Hawk Security Services
Washington, DC 20001
Phone: (202) 373-5505
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Hewick Investigative Services
419 7th Street Northwest
Washington, DC 20004-2233
Phone: (202) 628-6666
Business Types: Security Investigative Services
|
Home Security Systems
Washington, DC 20011
Phone: (800) 476-0552
Business Types: Alarm Systems, Burglar Alarm Systems
|
Hynes & Associates
Washington, DC 20001
Phone: (202) 639-8099
Business Types: Security Investigative Services
|
I D Systems Inc
1010 Vermont Avenue Northwest Suite 221
Washington, DC 20005-4948
Phone: (202) 347-7676
Business Types: Finger Printing Equipment & Supplies
|
I D Systems Inc
1010 Vermont Avenue Northwest Suite 221
Washington, DC 20005-4948
Phone: (202) 265-6500
Business Types: Finger Printing Equipment & Supplies, Finger Printing Services & Identification Bureaus, Fingerprinting Services, Identification Equipment, Identification Equipment Supplies & Services, Laminating Services
|
Ibis Corporation
1455 Pennsylvania Avenue Northwest
Washington, DC 20004-1008
Phone: (202) 349-4029
Business Types: Detective Agencies, Security Investigative Services
|
Ideal Electrical Supply Co
2230 Adams Place Northeast
Washington, DC 20018-3601
Phone: (202) 526-7500
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Innovative Security Services
1818 New York Avenue Northeast Suite 219
Washington, DC 20002-1851
Phone: (202) 529-3690
Business Types: Guard & Patrol Services
|
Inter America Inc
600 13th Street Northwest
Washington, DC 20005-3005
Phone: (202) 783-6800
Business Types: Security Investigative Services
|
Investigative Group Inc
915 15th Street Northwest
Washington, DC 20005-2302
Phone: (202) 789-7700
Business Types: Security Investigative Services
|
Investigative Group Inc.
2001 L Street Northwest Suite 300
Washington, DC 20036-4947
Phone: (202) 296-1660
Business Types: Security Investigative Services
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Investigative Group International
915 15th Street Northwest
Washington, DC 20005-2302
Phone: (202) 347-6928
Business Types: Security Investigative Services
|
Investigative Services, Metro
Washington, DC 20001
Phone: (301) 231-7745
Business Types: Security Investigative Services
|
Ipc Intl Corporation
40 Massachusetts Avenue Northeast
Washington, DC 20002-4225
Phone: (202) 289-9884
Business Types: Guard & Patrol Services
|
Jenkins Security Consultants
2001 Bunker Hill Road Northeast
Washington, DC 20018-3223
Phone: (202) 832-9653
Business Types: Guard & Patrol Services
|
K-9 Security Co Ltd
Washington, DC 20001
Phone: (202) 625-1000
Business Types: Guard & Patrol Services
|
Keyway Security Systems
Washington, DC 20001
Phone: (202) 338-2254
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Kings Protective Service
Washington, DC 20001
Phone: (202) 299-1118
Business Types: Guard & Patrol Services
|
La Swain Private Investigators Llc
PO Box 92545
Washington, DC 20090-2545
Phone: (202) 526-2966
Business Types: Security Investigative Services
|
Lc Systems
926 Gallatin Street Northwest
Washington, DC 20011-3920
Phone: (202) 723-3365
Business Types: Burglar & Alarm Services, Burglar Alarm Systems
|
Lenzner Terry F Attorney
915 15th Street Northwest
Washington, DC 20005-2302
Phone: (202) 789-7700
Business Types: Attorneys, Security Investigative Services
|
Lighthouse Security Corporation
3760 Minnesota Avenue Northeast
Washington, DC 20019-2600
Phone: (202) 398-2112
Business Types: Guard & Patrol Services
|
London Paris
Washington, DC 20001
Phone: (202) 331-3307
Business Types: Detective Agencies
|
M Street Partner Holdings Llc
2300 M Street Northwest
Washington, DC 20037-1434
Phone: (202) 467-6768
Business Types: Guard & Patrol Services
|
Margaret Lamberton Real Estate
5335 Wisconsin Avenue Northwest Suite 440
Washington, DC 20015-2054
Phone: (202) 895-2797
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Metro One Loss Prevention
3000 Connecticut Avenue Northwest
Washington, DC 20008-2509
Phone: (202) 250-7008
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Metropolitan Protective Services
3500 14th Street Northwest
Washington, DC 20010-1343
Phone: (202) 299-9872
Business Types: Security Investigative Services
|
Mobile Fingerprinting Service
Washington, DC 20001
Phone: (202) 628-9393
Business Types: Finger Printing Services & Identification Bureaus
|
Mvp Protective Services
2121 New York Avenue Northeast
Washington, DC 20002-1850
Phone: (202) 526-2727
Business Types: Guard & Patrol Services
|
National Fire Protection Association
499 South Capitol Street Southwest
Washington, DC 20003-4013
Phone: (202) 488-4428
Business Types: Fire Protection Services
|
National Protection Agency DC Inc
Washington, DC 20001
Phone: (202) 628-0651
Business Types: Security Investigative Services
|
O Richardson & Associates
Washington, DC 20001
Phone: (202) 399-5274
Business Types: Security Investigative Services
|
Once Loss Prevention Metro
3000 Connecticut Avenue Northwest
Washington, DC 20008-2509
Phone: (202) 299-1287
Business Types: Security Investigative Services
|
Partnership For Global Security
1025 Connecticut Avenue Northwest Suite 1106
Washington, DC 20036-5445
Phone: (202) 332-1412
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Pentacle Group Security Office
444 16th Street Northeast
Washington, DC 20002-5575
Phone: (202) 396-2321
Business Types: Guard & Patrol Services
|
Pinkerton Security Services
1101 15th Street Northwest
Washington, DC 20005-5002
Phone: (202) 223-2753
Business Types: Guard & Patrol Services
|
Prince Investigative Services Inc
Washington, DC 20001
Phone: (202) 554-8075
Business Types: Guard & Patrol Services, Security Investigative Services
|
Prince Security Services, DC Office
Washington, DC 20001
Phone: (202) 554-8075
Business Types: Guard & Patrol Services
|
Russian-American Nuclear Security Advisory Council
1025 Connecticut Avenue Northwest
Washington, DC 20036-5405
Phone: (202) 332-1412
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Scott Fishman Company
Washington, DC 20001
Phone: (202) 362-6207
Business Types: Burglar & Alarm Services, Burglar Alarm Systems
|
Search & Locate Investigations
Washington, DC 20001
Phone: (202) 575-5622
Business Types: Security Investigative Services
|
Search Your Nannys Past
Washington, DC 20001
Phone: (202) 575-5622
Business Types: Security Investigative Services
|
Sectek Inc
950 Lenfant Plaza Southwest
Washington, DC 20024-2123
Phone: (202) 479-4499
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Securitas Security Services USA Inc, Washington DC
1101 15th Street Northwest Suite 900
Washington, DC 20005-5002
Phone: (202) 223-2753
Business Types: Guard & Patrol Services
|
Securitas Security Services USA Inc, NW-DC
1101 15th Street Northwest Suite 900
Washington, DC 20005-5002
Phone: (202) 223-2753
Business Types: Guard & Patrol Services
|
Security Assurance Management Inc
910 17th Street Northwest Suite 220
Washington, DC 20006-2618
Phone: (202) 293-8011
Business Types: Guard & Patrol Services
|
Sentry Installation Inc
Washington, DC 20001
Phone: (202) 726-1008
Business Types: Burglar & Alarm Services, Burglar Alarm Systems, Fire Alarm Systems, Security Alarm Systems, Security Equipment & Supplies, Television Systems Closed Circuit Telecasting
|
Sentry Security International Inc
7705 Georgia Avenue Northwest Suite 207
Washington, DC 20012-1618
Phone: (202) 291-8030
Business Types: Guard & Patrol Services
|
Sfc Systems
4201 Massachusetts Avenue Northwest Suite 3
Washington, DC 20016-6048
Phone: (202) 362-6207
Business Types: Burglar & Alarm Services, Burglar Alarm Systems
|
Sure-Fit Security
Washington, DC 20001
Phone: (202) 296-4710
Business Types: Locks, Locksmiths, Security Alarm Systems, Security Equipment & Supplies, Television Systems Closed Circuit Telecasting, Vaults & Safe Equipment
|
Sursum Corda Inc Security Guard
1112 1 Terrace Northwest
Washington, DC 20001
Phone: (202) 789-0666
Business Types: Guard & Patrol Services
|
T W & Company Inc
6406 Georgia Avenue Northwest
Washington, DC 20012-2960
Phone: (202) 722-0760
Business Types: Guard & Patrol Services
|
The Agency Inc
Washington, DC 20001
Phone: (202) 726-4006
Business Types: Security Investigative Services
|
Total Security Inc
Washington, DC 20001
Phone: (202) 543-5103
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Wackenhut Security Services
6930 Carroll Avenue
Washington, DC 20001
Phone: (202) 986-1124
Business Types: Guard & Patrol Services, Wackenhut
|
Wackenhut Services Inc
3450 Massachusetts Avenue Northwest
Washington, DC 20392-0001
Phone: (202) 518-2210
Business Types: Guard & Patrol Services
|
Wackenhut Services Inc
2001 Pennsylvania Avenue Northwest
Washington, DC 20006-1850
Phone: (202) 557-3680
Business Types: Security Alarm Systems, Security Equipment & Supplies
|
Wackenhut Services Inc
Bolling AFB
Washington, DC 20001
Phone: (202) 373-5210
Business Types: Guard & Patrol Services, Security Alarm Systems, Security Equipment & Supplies
|
Washington DC Private Investigations
1322 Maryland Avenue Northeast
Washington, DC 20002-4401
Phone: (202) 398-4200
Business Types: Security Investigative Services
|
Washington Research Associates
1090 Vermont Avenue Northwest
Washington, DC 20005-4905
Phone: (202) 408-7025
Business Types: Educational Research, Security Investigative Services
|
Watkins Security Agency
5325 East Capitol Street Southeast
Washington, DC 20019-6612
Phone: (202) 581-2871
Business Types: Detective Agencies, Guard & Patrol Services, Security Investigative Services
|
World Access Investigative Services Llc
3005 Bladensburg Road Northeast
Washington, DC 20018-2265
Phone: (202) 636-9333
Business Types: Security Investigative Services
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