Business 100 - 2013

Margaret Molloy/Siegel+Gale

Margaret Molloy is the global chief marketing officer for strategic branding firm Siegel+Gale. Known as “the simplicity company,” Siegel+Gale serves the world’s leading companies by delivering brand strategies, content, and experiences that are both fresh and clear. Margaret’s previous roles include SVP of Gerson Lehrman Group and senior director of Siebel Systems (Oracle). She has been named one of the top 10 CMOs on Twitter, one of the top 100 people mentioned by marketers on Twitter, and one of 7 CMOs to watch in 2013. She is on the advisory board of Sightsavers International and the Irish International Business Network, and is an active member of The American Ireland Fund.

A native of Offaly, Margaret earned her MBA from the Harvard Business School and received her undergraduate degrees from the University of Ulster and La Universidad de Valladolid, Spain. She lives in Manhattan with her husband, Jim O’Sullivan, chief U.S. economist at High Frequency Economics, and their sons, Finn and Emmet.