Sid is the president and CEO of Nielsen Mobile (formerly Telephia), a service of the Nielsen Company. He joined the company in early 2001 and led the sales team for four years before taking his current position. During this period, the company grew its revenue 20X and established itself as the dominant provider of syndicated consumer research to the leaders of the U.S. mobile industry. In 2007 Sid led the company through a successful sale transaction to The Nielsen Company, resulting in the launch of Telephia as Nielsen Mobile. Â Immediately prior to joining Telephia, Sid was Chief Operating Officer at OpenTable.com, a successful consumer Internet company that operates a global reservation network for fine dining restaurants. Before co-founding OpenTable.com, Sid had ten years of telecom industry experience in market research, management consulting, and marketing roles. He was part of the early management team of Pyramid Research, the leading research firm covering developing country telecom markets. Sid also held positions with AirTouch Communications, San Francisco Consulting Group (SFCG) and ALOHA Networks. Sid holds an MBA from UC Berkeley and a BA in English Literature from Trinity College .