David co-founded Zeta and has been on the board of directors since 2007. With over 30+ years of achievement as an entrepreneur and as CEO of 5 successful companies, Mr. Steinberg has an impressive track record of scaling businesses in the technology industry. Before Zeta, he was the founder and CEO of InPhonic, a seller of wireless phones and communications products and service, as well as the Chairman and CEO of Sterling Cellular. Mr. Steinberg is Chairman and an active participant of the David Steinberg Family Foundation, which focuses on supporting disadvantaged children. He holds a BA in Economics from Washington & Jefferson College.