AAR Corporation - Purchases, sells and leases wide variety of new, used and overhauled aviation products.

ActioNet - leading provider of supply chain materials management solutions as for environmental regulatory compliance and product stewardship.

Advanced Technology Services, Inc-ATS makes factories run better.

Aetna Health Care-national leader of health and related benefits offering health insurance, pharmacy, dental, life, products for individuals, Medicare insurance

AEG Resources-is committed to delivering innovative hiring solutions to our business partners to advance their success.

Affiliated Computer Services (ACS) is a Global Leader in Business Process and Information Technology Services. ACS manages client operations. 

Aggreko provides rental power solutions including emergency diesel generators, portable heating and cooling, and oil-free compressed air systems.

Akimeka Technologies-A premier government services company

Aleut Communication Services-a family of companies with large and diverse reach-back capabilities providing IT, communications, base operations support, and a variety of other services to government agencies

Ameren-is among the nation’s largest investor-owned electric or gas utilities

American Airlines- administrative, customer service, flight attendant, maintenance, management, and pilot jobs.

American Systems-is one of the largest employee-owned companies in the United States

Ameristar Casinos

Applied Industrial Technology- Distributor of bearings, mechanical and electrical drive systems, industrial rubber products, fluid power components and specialty maintenance and repair products.

Aqua America Incorporated- water utility group serving states between Maine and Texas

Arbitron

Army & Air Force Exchange Service-Provides merchandise and services to active duty military

AT&T Government Solutions-technologies

Baker Hughes-Provider of drilling, formation evaluation, completion, and production products and services to the worldwide oil and gas industry.

BNSF Railroad- Engaged in the transportation of coal, grain, intermodal containers and trailers, chemicals, metals and minerals, and other goods

CACI International- IT and network solutions needed to prevail in today's new era of defense, intelligence, and e-government.

California Highway Patrol

CenterPoint Energy- International energy services and delivery company

CINTAS-Provides uniforms for rent, lease, or purchase and offers clean room resources, supplies, and equipment.

Concurrent Technologies Corporation -Applied research and development organization providing management and technology-based solutions. 

Constellation Energy Nuclear Group- Holding company for energy businesses focused on wholesale power marketing, merchant generation, and portfolio management

Corrections Corporation of America- Private sector provider of detention and corrections services to federal, state, and local governments.

CN Transportation- transportation and logistics

CSC Technology - technology resources

CSX Corporation- Provider of rail, container shipping, intermodal, and logistics services

DaVita Healthcare- provides a complete range of dialysis treatments and support services

Dollar General- General merchandise stores specializing in consumable basics.

Dominion Energy- Provides electricity, natural gas, and related services to customers in the Midwest, Mid-Atlantic, and Northeast regions of the U.S.

Eastman Chemical Company- Manufactures and markets plastics, chemicals, and fibers worldwide

Eaton Corporation- Manufacturer of hydraulic-magnetic and thermal circuit breakers

Ecolab-Develops and markets cleaning, sanitizing, and maintenance products and services for the hospitality, institutional, and industrial markets.

Fluor Corporation- Publicly owned engineering, procurement, construction, and maintenance service company.

First American Corporation- Provider of business information including insurance, mortgage, property, credit, automotive, title, and screening.

Force Protection, Inc.- is a manufacturer of ballistic- and blast-protected vehicles

Frito Lay - Maker of chips and snack foods

Fugro- International engineering, geology, geotechnical, survey, data collection, DGPS, GIS, environment, software, and consulting.

Freeport McMoran Copper & Gold- world's largest producers of copper, gold & molybdenum and leading manufacturer of copper strip, cadmium copper, copper wire and bars.

General Electric -  diversified technology, media and financial services

Health Care Service Corporation- offers a wide variety of health and life insurance products and related services

Home Depot- Home improvement and hardware retailer

IAP Worldwide Services- a leading provider of support services

Intercontinental Hotels Group- Owns, manages, and franchises lodging brands

Intuit-American software company that develops financial and tax preparation software and related services

ITT Corporation- Supplier of electrical connectors and switches, pumps, valves, mixers, and other fluid technology products, defense systems and services, and industrial components

Johnson Controls- automotive seating and interior systems, facility management and control systems, plastic packaging, and batteries.

Kroger- Retail grocery chain

L3 Communications-leading supplier of a broad range of products and services used in a substantial number of aerospace and defense platforms

LGB & Associates-innovative solutions in technology

Lockheed Martin -design, manufacture, integration, and operation of products and services ranging from aircraft, spacecraft, and launch vehicles to missiles