- 3rd Circuit Court
- ACO
- Advantage Field Services
- Albion
- Alps
- Alps Logistics
- AMG Industries
- Archdiocese of Detroit
- Arvin Sango
- Atlas Polar
- BBDO Detroit
- Binson’s Hospital Supply
- Buckhorn
- Carbaloy
- Cleaners Hanger
- Connectria
- Coupled Products, LLC
- Dana
- Detroit River Paper
- Dextech
- DMB&B
- Echlin Automotive
- EFMG
- El Dorado Tire
- Ellucian
- Exel
- Expand Learning
- Fayette Tubular Products
- Fern
- Flex
- Future Expressions
- Gayle Research
- GECOM
- GLEC
- Grupo Antolin
- GST Auto
- Hickory Farms
- Hitachi Cable Florida
- Hutchinson FTS
- Infor Global Solutions
- INZI
- ITW
- Issuzu
- JAC Products
- Jerry’s Bike Shop
- Johnston Boiler
- KTH
- Laborers Local 1142
- Lionel Train
- Long Manufacturing
- Navistarz
- Newcor
- Nobel Automotive Europe
- Nobel Automotive North America
- Norma
- Novi America
- Olde Discount
- Phelon Manufacturing
- Primera
- ProAct
- Progressive Transportation Services
- QSS
- Reaume Company
- Royal Radio
- Semtron
- Showa
- Stanadyne
- St. Mary’s Peerless
- Systems X
- Trim Masters
- Veltri International
- Wurth
- Yazaki
- Zanini Automotive Inc.