Theodore Matthew "Tim" Solso (born March 5, 1947), is an American businessman that served as the chairman of General Motors, from January 15, 2014 to January 4, 2016 where he was succeeded by General Motors CEO Mary Barra. Prior to that, Solso served as the Chief Executive Officer of Cummins from 2000 to 2011.
Solso was born in Spokane, Washington to Virgil Edward Solso and Dorothy Jane Burger Solso. Solso graduated from DePauw University in 1969 with a degree in psychology  and received an MBA from Harvard University.
- "Tim Solso '69 Appointed Chairman of General Motors Board". Retrieved 23 January 2014.
James A. Henderson
| CEO of Cummins
2000 to 2011
Norman Thomas Linebarger
| Chairman of General Motors
January 15, 2014 to January 4, 2016