- ACT Testing, Inc.
- ACC Capital Holdings – Ameriquest
- Airbus Defense & Space Communications
- Alliance Coal
- American Municipal Power
- Amerigroup
- Anthem
- Aramark Colleges & Universities
- Aramark Correctional Food Services
- Atwater Infrastructure Partners, LLC
- Carmuese North America
- Century Aluminum
- ChoicePoint-VitalChek
- Codell Construction
- Columbia Sussex, Corp.
- Corizon
- Correct Care
- Creative Carbon Products, LLC
- Dismas Charities, Inc.
- DLZ, Consulting Engineers
- Enterprise Car Rental, Inc.
- Galls, Inc.
- GTech Corporation
- Hospice of the Bluegrass
- IBM
- Interstate Gas Supply
- Jockey’s Guild
- Novell Software
- Oracle
- Premier Drug Testing
- RATIO
- Rhinegeist Brewery/Riverghost Distributing
- South Star Energy
- SP+
- Tropicana Casinos and Resorts
- United Rentals
- Zenith Motors