Abloy Security, Inc.	Guardian Security Solutions, LC
Acutech	Guardsmark
Adesta	HMA Consulting, Inc.
ADT Advanced Integrations	iJET International Inc.
AliTek Consulting	IMAC
Allied Barton Security Services	ImpactWeather, Inc.
Alpha 6 Security Consulting, LLC	International SOS, Inc.
Anadarko Petroleum Corporation	J2 Systems Technology International, LLC
Andrews International	Kellogg Brown & Root LLC
Apache Corporation	Kinder Morgan
Aramco Services Company	Kratos Defense and Security Solutions
ASI Group	Kreller Group
Baker Hughes	Kroll Security Group
BHPBilliton	Linc SecureFM
BP	Lyondell Basell
Brookfield Properties	Marathon Oil Company
Cameron	McMoRan Oil & Gas, LLC
Champion Technologies	Metroplex Control Systems
Chaparral Energy, Inc.	Michael Crocker, CPP & Associates Inc.
Chemical Security Services, LLC	Navigant Consulting, Inc.
Chesapeake Energy Corporation	NDI Inc.
Chevron Global Security	Network Outfitters
Chevron Phillips Chemical Company	Nexen, Inc.
Cimarex Energy Company	Niscayah
Clayton Williams Energy Inc.	Noble Energy
Colonial Pipeline	NSSC
ConocoPhillips	Olive Group North America
Control Risks	Patterson Services
Convergint Technologies	Pioneer Natural Resources
Covenant Security Services	Providence Critical Infrastructure Protection
Devon Energy Corporation	Qual-Tron, Inc.
Diamond Offshore	Range Resources
Dietz & Associates	RigEye
Doyon Universal Services-Security	Roberts Law Group
Drum Cussac	SandRidge Energy, Inc.
Edison Chouest Offshore	Schneider Electric
El Paso Corporation	Securitas Security Services USA
Encana Oil & Gas USA	Security Management Consulting
Endeavor Energy Resources	Security Management Resource
ESISC	Shell Oil Company
ExxonMobil Global Security Group	Siemens Building Technologies, Inc.
Fiber Detection Technologies Inc.	SouthVault International
Fluor Corportion	Spectra Energy
Frizell Group International	STEELE
Frontier Field Services LLC	SWN Communciations, Inc.
Future Fibre Technologies	Total Petrochemicals USA, Inc.
G4s Wackenhut	TranSystems
General Electric	Trinity Applied Strategies Corporation
Global Elite Group/Global Security Associates	Waste Management Inc.
Global Options, Inc.	Wayne Wicks & Associates
GRN Austin	Williams
	XTO Energy, Inc.