Established in 1989, Walker Warner Architects provides complete architectural services for residential and commercial clients. Based in San Francisco, Calif., the firm has completed over 200 projects in California, Hawaii, Idaho, Montana and Maine. Some of its capabilities comprise architectural design, construction management, interior design, furniture design and sustainable design. The firm partners with its clients to use materials that promote energy efficiency, conservation and sustainability. The Walker Warner Architects portfolio consists of projects, including Sonoma Ranch, Woodside Residence, Quintessa Residence, Bigwood River Residence, William Wurster Renovation, Quintessa Winery, Mountain Cabin, to name a few.