Established in 1974, ZFA Structural Engineers is a Northern California-based firm specializing in structural engineering services across various sectors, including education, wineries, historic preservation, and residential projects. With a commitment to creating appropriate, practical, and sustainable solutions, ZFA collaborates closely with clients and partners to deliver tailored designs that meet specific project needs. The firm operates five offices throughout California, enabling them to serve a diverse clientele effectively. :contentReference[oaicite:0]{index=0}