Mr. Kayser, 34, an art director, will partner with Rob Bagot, 38, the shop's executive vice president and creative director.
Previously, Mr. Kayser
In his new post, he will work on the shop's upcoming ad campaign for Red Roof Inns. The agency currently is looking for a new president following the transfer of Nancy Hill to the agency's New York office, where, as managing partner, she has taken over the Verizon Wireless account.
Other clients at the San Francisco office, with a reported 70 employees, include Veritas Software, Togo's, Sybase and Beringer Blass Wine Estates.