Rivian was founded in 2009 in Florida under the name Mainstream Motors and later became Areva Automotive. In 2011, the start-up finally adopted the name Rivian and focused on the design and production of 100% electric vehicles. In 2018 and on the occasion of the Los Angeles Auto Show, the company presented two electric concept cars, the Rivian R1T Concept pickup and the Rivian R1S Concept SUV.