Cornerstone Architects

With over three decades of professional experience, Steve Foster established Cornerstone Architects in 1998.  Cornerstone Architects defines itself as a quality design firm placing people as the most important element in the art of architecture.  The client service relationship is at the heart of Cornerstone’s core values and is integral to our success.  With the greater portion of projects located throughout Santa Barbara and Ventura counties, we provide wide-ranging services from conceptual design and planning through construction.  Whether a family residence or winery, regardless of project size and scope, Cornerstone Architects seeks imaginative, creative solutions that are environmentally sensitive and best meet the needs of our Clients.

Contact Information:

307 East Matilija Street, Suite E
Ojai, California 93023
Phone: (805) 646-6359


Steven L. Foster, AIA


Commercial and residential.