Greater Bay Backflow — San Francisco Backflow Services
Greater Bay Backflow is a Bay Area specialty contractor focused on backflow testing, repair, and basic plumbing services. The company serves homes and businesses across coastal and inland communities, with technicians available around the clock for emergencies. Staff are certified backflow testers and licensed plumbers who handle inspections, installations, and repairs for residential properties, commercial meters, and irrigation systems.
Business Overview
Greater Bay Backflow San Francisco CA operates 24/7 for true emergency response. They keep a small, steady crew of field technicians and office coordinators so calls are answered quickly and schedules are kept tight. The business works with private homeowners, small commercial properties, and property managers who need timely backflow compliance and plumbing support.
Key Services
Their main services are practical and serviceable for Bay Area water systems:
- Backflow testing & certification: Annual and re-test services for water districts and private systems.
- Plumbing inspection: System checks, leak detection, and pre-sale inspections that include backflow evaluation.
- Plumbing installation or replacement: Valve swaps, backflow assembly installs, and small-scale plumbing replacements.
- Plumbing repair: Leak repairs, device repairs, and maintenance work to keep systems compliant and functioning.
Areas Served
Greater Bay Backflow San Francisco CA works across a wide Bay Area footprint. Core service towns include:
- Napa, CA
- Sonoma, CA
- Winters, CA
- El Granada, CA
- Felton, CA
- Moss Beach, CA
- Angwin, CA
- Bolinas, CA
- Walnut Grove, CA
- Inverness, CA
- Bodega Bay, CA
Company History
The company started to meet growing backflow testing needs in local water districts and expanded as word spread among property managers and irrigation contractors. Over time, the team added licensed plumbers and invested in test kits and reporting tools required by local regulators. Their workflow grew from single-district jobs to multi-district scheduling that covers urban San Francisco sites and more remote coastal and inland properties.
Leadership
Leadership is practical and field-focused. The founder is a licensed backflow tester who moved into service coordination after years of on-site work. Managers keep close ties to local water-district requirements and train technicians on district reporting. The team frequently attends regional workshops and works with water districts to keep paperwork and test results in order.
Specialties & Highlights
- Fast backflow testing with on-line reporting to many Bay Area water districts.
- 24-hour emergency response for leaks and failed assemblies.
- Experienced technicians familiar with older San Francisco homes and modern commercial meters.
- Clear, district-ready documentation after each service visit.
Why Locals Choose Greater Bay Backflow
Residents and businesses turn to Greater Bay Backflow for dependable response, clear reporting, and technicians who know local water rules. Their mix of backflow expertise and routine plumbing services makes them a practical option for property managers and homeowners dealing with foggy coastal pipes, hillside irrigation, or aging Victorian plumbing.
Contact details and hours are kept current; technicians are available 24 hours a day for urgent repairs and testing needs.
Contact Information
Greater Bay Backflow
: San Francisco, CA 94112
Business Services
- Plumbing inspection
- Plumbing installation or replacement
- Plumbing repair
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | 12:00 AM - 12:00 AM (Next day) |








