WILLIAM COOPER William Cooper holds degrees in both Architecture and Interior Design. Past clients include Bank of America, Merrill Lynch, Salomon Brothers, Visa, Sony, Santa Clara University, and many others. Throughout Bill’s career he has worked on large commercial projects including offices and hospitality. In recent years he’s concentrated on up-scale homes in San Francisco, Atherton, Hillsborough, and Portola Valley. Some of the more unusual projects have included yacht and airplane interior design for a client. Bill is committed to excellence and appropriateness that transcends style, period, and trends.