Richbay Construction | General Contractors & Plumbing in San Francisco, CA 94122

We address San Francisco's specific plumbing challenges by conducting thorough inspections to identify earthquake-related damage or deterioration in older systems. Our team specializes in plumbing upgrades and renewals, replacing outdated pipes with durable, code-compliant materials designed to withstand seismic activity. We work closely with homeowners to assess risks and implement solutions that improve safety and longevity, ensuring plumbing systems are reliable for years to come.

We specialize in a variety of home construction projects, including new single-family homes, manufactured and modular homes, building additions like bedrooms or bathrooms, and ADU or guest house construction. Our services also cover deck construction, structural repairs, and remodeling for kitchens, bathrooms, and entire homes. With over 25 years of experience in the Bay Area, we handle everything from design and permits to final construction, ensuring quality results tailored to local needs.

Yes, we offer comprehensive building permit application services and construction project design assistance. Our team is familiar with the permit processes in San Francisco, Alameda, San Mateo, and Santa Clara counties, helping navigate local regulations efficiently. We work with homeowners from the planning stage to ensure designs meet code requirements and project goals, streamlining the approval process to keep your construction on track.