[1] Sidecar was founded in September 2011 by Sunil Paul, CEO, Jahan Khanna, CTO, and Adrian Fortino.
[3] In 2013 the company started operating in Boston, New York City, Washington, D.C., Charlotte, Chicago, San Diego, Long Beach and Oakland.
[5][6] In the fall of 2012, the California Public Utilities Commission issued a cease and desist letter to Sidecar (along with rideshare companies Lyft and Uber) and fined each $20,000.
[8] In 2013 the Philadelphia Parking Authority carried out a sting operation against Sidecar and shut it down as an "unauthorized service provider.
On January 19, 2016, automaker General Motors acquired Sidecar's assets and intellectual property, and hired Khanna and 20 other employees.