Compare Local Pros
Bellanti Plumbing vs San Francisco Plumbing Company
San Mateo Plumbing Contractors Comparison · Updated March 2026
Two equally credentialed veteran plumbers, but San Francisco Plumbing has customer feedback while Bellanti operates with limited review history.
| Bellanti Plumbing | San Francisco Plumbing Company | |
|---|---|---|
| Rating | ★ 3.5 | ★ 3.9 |
| Years Licensed | 49 years | 49 years |
| License # | 327664 | 323223 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | So San Francisco, CA | Brisbane, CA |
| Website | bellantiplumbing.com | www.sfplumbingcompany.com |
Key Differences
What Customers Say
San Francisco Plumbing Company
Customers consistently praise responsive owner communication, professional workmanship, and thorough cleanup, though some note occasional scheduling clarity issues.
Key Takeaway: San Francisco Plumbing has documented customer feedback establishing service patterns, while Bellanti's limited review history requires homeowners to verify service quality through direct reference requests.
Customer Reviews
Bellanti Plumbing
I've used Bellanti a number of times but the most recent job was about a year ago. They put in a temporary MRI modular unit for me and it's worked out great. Ron's a real nice guy to work with.
San Francisco Plumbing Company
Our kitchen sink was clogged, call sf plumbing and Sean sent out a plumber And he had sink unclogged and cleaned sink Cleaner than it's ever been. Very professional
Shan, the owner is a great guy. He has just finished a job on my commercial property and did a great job. He was very responsive , punctual. He gave me free consultation at first and when I signed the...
Great experience. Prompt response to a plumbing issue, great customer experience, and trust worthy people. Very happy and will use them again.
Consider Bellanti Plumbing if...
- ✓ You have a specialized or non-standard plumbing project like modular unit installation where Bellanti's documented experience applies directly to your needs
- ✓ You prefer working with an established company and are comfortable requesting references directly since public reviews are limited
- ✓ You value technical expertise over documented customer service patterns and plan to assess responsiveness through your initial consultation
Consider San Francisco Plumbing Company if...
- ✓ You want to review customer feedback before committing, particularly regarding communication and responsiveness patterns that matter for your project timeline
- ✓ You're undertaking a commercial plumbing project and value the documented pattern of free initial consultations and owner involvement throughout larger jobs
- ✓ You prioritize working with a company where other customers have specifically praised thorough cleanup and punctual service, reducing uncertainty about the service experience
Questions to Ask Before Hiring
- → For Bellanti: Request references from recent projects similar to yours and ask how they handle customer communication during projects given the limited review history
- → For San Francisco Plumbing: Ask about office staffing and how they ensure clear scheduling communication, given feedback noting occasional callback delays
- → For both: Confirm typical response times for initial consultations and how owner involvement works on projects of your scope and budget
The Bottom Line
With identical credentials and experience levels, San Francisco Plumbing Company has the edge for most homeowners because documented customer feedback reduces uncertainty about service quality, communication patterns, and professionalism. The reviews specifically address concerns that matter during projects: responsiveness, cleanup, and punctuality. Choose Bellanti if your project involves specialized modular work matching their documented experience and you're comfortable vetting them through direct reference checks. For standard residential repairs or commercial projects where you want visibility into how the company handles customer relationships, San Francisco Plumbing's track record of responsive owner involvement and professional service makes them the lower-risk choice.
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Frequently Asked Questions
Some long-established contractors rely on word-of-mouth referrals and repeat commercial clients rather than generating online reviews. This doesn't indicate poor service, but it does mean you'll need to request references directly to assess their customer service approach and responsiveness patterns.
The reviews indicate occasional communication delays tied to limited office staffing, not problems with work quality or completion. Customers who completed projects reported satisfaction with the technical work and owner responsiveness. Ask upfront about their preferred communication method and expected response timeframes.
Both have 49 years of licensing, suggesting extensive technical experience. Bellanti documents specialized work like modular installations, while San Francisco Plumbing shows experience with both emergency repairs and commercial consultations. Both appear capable of handling complex projects, though you should verify specific experience relevant to your job.
Brisbane and South San Francisco are adjacent communities, so travel time and local code familiarity are essentially equivalent. Location shouldn't drive your decision between these two companies.
Looking for the Best?
See our ranked list of top plumbing contractors in San Mateo.
Other San Mateo Plumbing Contractors Comparisons
Economy Plumbing
★ 5.0
San Francisco Plumbing Company
★ 3.9
Dr Drain Plumbing And Rooter
★ 4.9
San Francisco Plumbing Company
★ 3.9
San Francisco Plumbing Company
★ 3.9
Stellar Plumbing
★ 5.0
Bellanti Plumbing
★ 3.5
Dr Drain Plumbing And Rooter
★ 4.9
How We Compare Contractors
License Verification
All license data is sourced from official California CSLB records and verified regularly.
Review Analysis
Customer reviews are aggregated from Google and analyzed to identify patterns in service quality.
Detailed Comparison
We analyze credentials, insurance, experience, and feedback to highlight meaningful differences.
Not all licensed contractors are created equal. While a valid license is the baseline requirement in California, contractors can vary significantly in experience, insurance coverage, and customer satisfaction.
- Experience matters: A contractor with 15+ years of experience has likely encountered and solved problems that newer contractors haven't faced yet.
- Workers' compensation protects you: If a contractor without workers' comp insurance has an employee injured on your property, you could be held liable.
- Reviews reveal patterns: Individual reviews can be misleading, but patterns across many reviews often reveal a contractor's true strengths and weaknesses.
- Bond amounts vary: A contractor's bond provides financial protection if they fail to complete work as agreed. Higher bonds offer more protection.
Taking time to compare contractors on these factors can save you from costly mistakes and help ensure your project is completed by a qualified professional.
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified March 10, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.
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