Dr. Gail Greenwald serves as Vice Chairwoman of the Board of Directors and Chairwoman of the Investment Committee at Sierra Club Foundation. She is also an Angel Investor. She also serves as Board of Directors at Clean Energy Venture Group. Formerly, Gail was executive vice president of Foliage, which provides consulting and software development services for the medical, aerospace, and industrial equipment markets. Gail was responsible for corporate-wide P&L management, restructuring and mentoring the current leadership team, and relationship management for major accounts. During her tenure, Foliage achieved sustained profitability through the deep recession and returned to double-digit growth and profitability by mid-2009. Gail also personally managed the account team for the company's largest client account, with three-year average annual revenue growth of 67%, solid profitability and very high client satisfaction. Gail led Foliage's implementation of new processes for client account planning, client feedback, revenue forecasting, project management and reporting, performance reviews, and internal communications. Gail holds a B.S. in chemical engineering from MIT and a PhD in chemical engineering from the University of California at Berkeley.