Ginn serves on the boards of Franklin Templeton and ICO Global Communications. His past corporate board memberships have included CH2M Hill, First Interstate Bank, Pacific Telesis Group, Safeway, Transamerica Corporation, Vodafone, AirTouch Communications, Chevron Corporation, Hewlett-Packard and the Fremont Group. He has also served as chairman of the California Business-Higher Education Forum, the California Business Roundtable and the Committee on Jobs. He is an overseer at the Hoover Institution in Palo Alto, as well as a Sloan Fellow at Stanford University's Graduate School of Business.