- City of Cleveland
- ECS Federal
- Harris Corporation
- NASA Ames Research Center
- NASA Glenn Research Center
- NASA Goddard Space Flight Center
- NASA Headquarters
- NASA Langley Research Center
- National Institutes of Health
- Ohio Aerospace Institute
- West Virginia State University
- KBRWyle Laboratories
- U.S. Department of Defense
- U.S. Department of Veterans Affairs
NAICS
519120 Libraries & Archives
541219 Other Accounting Services
541611 Management Consulting Service
541512 Computer Systems Integration Design Consulting
541820 Public Relation Services
561110 Office Administration Services
561210 Facilities Support Services
561499 All other Business Support
561920 Convention & Trade Show Organizations
611710 Educational Support Services
611430 Professional & Management Development Training
712110 Museum
811212 Computer Equipment/Peripheral Maintenance Repair