KEY POINTS
  • Uber relies heavily on Google mapping technology.
  • Uber also uses Google's public cloud.
  • The two companies have a tangled history - Google was an early investor, but the companies fought a bitter court battle over self-driving technology.
Uber CEO Dara Khosrowshahi attends the Fortune Most Powerful Women Summit in Laguna Niguel, Calif., on Oct. 3, 2018.

Google is noted as a key supplier of mapping technology to Uber in the ride-sharing company's IPO filing, which became available on Thursday.

"We rely upon certain third parties to provide software for our products and offerings, including Google Maps for the mapping function that is critical to the functionality of our platform," Uber said in the filing.