DoorDash Inc. is an American on-demand prepared food delivery service founded in 2013 by Stanford students Tony Xu, Stanley Tang, Andy Fang and Evan Moore. A Y Combinator - backed company, DoorDash is one of several technology companies that uses logistics services to offer food delivery from restaurants on-demand.
DoorDash launched in Palo Alto and, as of May 2019, had expanded to more than 4,000 cities and offers a selection of 340,000 stores across the U.S., Canada and Australia.
It was reported in December 2018 that DoorDash overtook Uber Eats to hold the second position in total US food delivery sales, behind GrubHub. By March 2019, it had exceeded GrubHub in total sales, at 27.6% of the on-demand delivery market. By early 2019, DoorDash had become the largest third-party food delivery provider in the US, as measured by consumer spending.
According to eresearch.com and en.wikipedia