DoubleVerify, which helps digital advertisers ensure brand safety and detect fraud, will buy OpenSlate for $150M to expand services on social video platforms (Alexandra Bruell/Wall Street Journal)

Alexandra Bruell / Wall Street Journal:
DoubleVerify, which helps digital advertisers ensure brand safety and detect fraud, will buy OpenSlate for $150M to expand services on social video platforms  —  Deal expands DoubleVerify's brand-safety and ad-verification services on social-video platforms such as YouTube, Facebook, TikTok

source http://www.techmeme.com/211109/p38#a211109p38