Moss Beach, CAREALTOR® at Keller Williams San Francisco Properti... Cid, the Keller Williams San Francisco Properties Top Producer for 2002, is a Realtor Member of both the San Francisco and San Mateo County Association of... Cid, the Keller Williams San Francisco Properties Top Producer for 2002, is a Realtor Member of both the San Francisco and San Mateo County Association of Realtors and she works very hard assisting her clients when buying or selling properties both in San Francisco and on the Peninsula. Her motto...