Trimark Commercial Real Estate serving the entire Bay Area, including Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano, and Sonoma. From the first-time buyer to institutional investors, we provide the most effective commercial real estate solutions available. Local Reach on a Global Scale Through our global affiliation with SperryCGA, we operate in 54 locations across North America, Canada, Mexico, Japan and the UK.