InvestmentsTop Global NewsMarketsReal Estate Ouster, maker of self-driving tech, agrees US$1.9 billion deal to go public By financialnews_rlv83x - December 22, 2020 0 122 Ouster Inc, a U.S. startup that makes lidar sensors for self-driving cars and smart cities, said on Tuesday it has agreed to go public through a merger with special purpose acquisition company (SPAC) Colonnade Acquisition Corp.