Sarah Fay is an angel investor and advisor. She has served as CEO of Aegis Media North America (acquired by Dentsu for $4.0 billion), CEO of Isobar North America, and President of Carat Interactive. She is an independent director for Celtra, SocialFlow, The Street, Women’s Marketing (acquired by Stephens Inc.) and [x+1] (acquired by Rocket Fuel). She is an angel investor and/or advisor to Namely, Adelphic Mobile, clypd, and ViralGains. Sarah serves on the board of MITX, the executive board of the Ad Club of Boston, and is board advisor to Advertiser Perceptions.