The matrix is based on voluntary responses from the companies as well as other sources. Security Magazine, which does not purport data to be a complete list or to reflect changing conditions, revenues and officer staffing levels, asked for responses during November and December 2005. Other sources include: the National Association of Security Companies (NASCO); The Security Letter, edited by Robert McCrie; Ricci Communications and its clients; Lehman Brothers 2005 Security Industry Report; the U.S. Department of Labor; SEIU; and individual company materials and their Web sites. If your firm wants to be listed or update a listing, e-mail the Security Magazine Editor Bill Zalud



Company

Securitas North America * 2,581 100,000

Wackenhut - Group 4 Securicor ** 1,600 38,000

AlliedBarton Security * 1,099 37,000

Akal Security * 1,000 12,000

Guardsmark *** 509 18,500

US Security Associates * 374 18,000

Initial Security 346 14,500

ACSS * 300 12,000

MVM, Inc. * 194 3,700

Day & Zimmermann Protection * 180 4,000

Cognisa Security * 155 5,500

Inter-Con * 150 4,300

Integrated Security Services * 130 Not reported

Covenant Services Worldwide * 127 1,700

Universal Protection Service * 110 4,000

Valor (Mydatt Services) 86 3,600

SOS Security * 80 3,000

Command Security Corp. * 80 3,354

FJC Security Services * 77 3,200

Summit Security * 72 2,950

Security Forces * 72 3,360

Construction Protection Services * 60 2,000

OMNIPLEX World Services Corporation ** 55 1,200

Job1USA ** 54 Not reported

Whelan Security 50 2,200

Andrews International 50 3,000

Copstat Security 45 1,750



Sizemore Security * 35 1,800

Per Mar Security Services ** 34 1,600

St. Moritz Security 33 1,500

McRoberts Protective Agency * 31 2,000

Shield Security * 31 1,584

Walden Security * 31 1,200

Bowles Corporate Services 28 1,700

Apollo Security * 28 1,523

Am-Gard ** 27 695

50 State Security * 27 985

A & R Security Services * 26 1,000

T & M Protection * 26 650

Command Guard Service ** 25 1,450

AT Systems Security 25 1,326

Spartan Security * 25 1,000

Guard Systems * 24 850

Protection Plus Security ** 20 540

Ohio Security Systems 20 1,300

Special Response Corporation ** 19 625

Eagle Technologies ** 16 520

Diamond Detective Agency * 15 750

Lansdall Protective Agency * 15 750

American Security Programs 12 450

Moore Security * 12 600

International Management Assistance Corp. * 12 500

Glenbrook Security Services Inc. ** 11 365

Vescom Corporation ** 10 525

The matrix, based on voluntary responses requested by Security Magazine, also includes data from other sources. Security Magazine does not purport data to be a complete list or to reflect changing conditions, revenues and officer staffing levels. * From The Security Letter, edited by Robert McCrie, and summarized from Vol. XXXV, No. 11, Part II (The Security Letter, 166 East 96th Street, New York, N.Y. 10128). ** From a survey conducted by Ricci Communications. *** From a release from that company. The Security Letter asked for staffing by employees while the Security Magazine and Ricci Communications surveys asked for full- and part-time officers.