Scale Announces $18 Million in Series B Funding Led by Index Ventures, with Accel and YC Joining the RoundInvestment will accelerate Scale's mission to democratize access to intelligent data for AI application development for autonomous vehicles and a myriad of other use cases SAN FRANCISCO, August 7, 2018-- Scale today announced that it has raised $18 million in Series B funding, led by Index Ventures with participation from existing investors Accel and Y Combinator. New individual investors, including Dropbox CEO Drew Houston and entrepreneur Justin Kan, also joined the round.