OnStar Corporate Office Headquarters

Where is OnStar Corporate office Headquarters

OnStar Headquarters Address and Contact

  • Address:400 Renaissance Ctr, Detroit, Michigan, 48265, United States
  • Phone Number: (248) 588-6050
  • Email:
  • Number of Employees:150
  • Established:1995
  • Key People:Mark Timm
  • Est. Annual Revenue:<$5M

OnStar Headquarters Location & Directions

OnStar Headquarters Executive Team



Mark Timm Director, Systems Operations
Jeff Millwood General Manager
Andrew Schwartz Vice President Of Mtg.
Amanda Mock Area Sales Manager
Belle Yee Supervisor
Jeremy Schies Executive Director
Richard Lee Vice President
Leiwen Chen C&B Supervisor

About OnStar, History and Headquarters Information

OnStar Headquarters Photos


OnStar Company Resources