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C.P.A Plumbing vs Master Plumbing And Sewer

Santa Clara Plumbing Contractors Comparison · Updated March 2026

Quick Verdict

Master Plumbing And Sewer brings 23 years of licensed experience versus C.P.A Plumbing's single year, a gap that matters for diagnosing hidden issues and handling complications.

C.P.A Plumbing: C.P.A Plumbing is a newly licensed contractor with proper insurance and bonding, but just one year of experience building their track record.
Master Plumbing And Sewer: Master Plumbing And Sewer is a veteran contractor with 23 years of licensed experience, documented customer feedback, and a proven service portfolio.
Note: C.P.A Plumbing's limited one-year licensing history means less proven ability to diagnose complex problems or handle unexpected complications during repairs.
C.P.A Plumbing Master Plumbing And Sewer
Rating 5.0 3.2
Years Licensed 1 years 23 years
License # 1131750 812321
Workers' Comp ✓ Yes ✓ Yes
Bond Amount $25,000 $25,000
Location Mountain View, CA Mountain View, CA
Website www.cpaplumbinginc.com www.masterplumbing.net

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Key Differences

The defining difference is experience depth: Master Plumbing And Sewer's 23 years of licensed operation versus C.P.A Plumbing's single year represents substantially different capabilities when problems get complicated. A veteran contractor has encountered thousands of unique situations, from corroded pipes behind walls to code violations in older homes, while a one-year contractor is still building that problem-solving library. Master Plumbing And Sewer also provides documented customer feedback showing their work on diverse projects including toilet installations, pipe repairs, bidet installations, water filter work, and backflow testing. Customers specifically mention prompt arrival, efficient completion, and clear explanations, though some note pricing concerns and mixed scheduling experiences. C.P.A Plumbing has no review history yet, which is expected for a newer business but leaves questions about their service patterns and communication approach unanswered.

What Customers Say

Master Plumbing And Sewer

Customers consistently note prompt arrival, efficient work completion, and clear explanations from field technicians, though some mention pricing concerns and mixed experiences with scheduling and office communication.

Key Takeaway: Master Plumbing And Sewer has documented feedback showing their performance patterns across diverse project types, while C.P.A Plumbing's limited history leaves their service approach and communication style unverified.

Customer Reviews

C.P.A Plumbing

No reviews available

Master Plumbing And Sewer

Sep 2021

Top Drawer service. Anthony arrived right on time. He explained the problem with our broken pipe and quickly repaired it. Professional and personable. I couldn't ask for more. We will be recommending ...

Oct 2020

I used Chandler Plumbing

Oct 2019

Came right out when called and diagnosed the problem. Trustworthy when I had to leave to walk the dog.

Consider C.P.A Plumbing if...

  • Your project is straightforward with minimal risk of complications, such as a basic fixture replacement in a newer home with accessible plumbing
  • You're willing to take on more uncertainty in exchange for potentially working with a newer company eager to build their reputation
  • You can verify their specific project experience matches your needs, since one year provides limited exposure to diverse plumbing scenarios
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Consider Master Plumbing And Sewer if...

  • Your home is older and plumbing problems may involve hidden damage, corroded pipes, or code compliance issues that require seasoned diagnostic skills
  • You value a documented track record with customer feedback showing actual performance patterns, even if some experiences are mixed
  • Your project involves emergency work, complex repairs, or systems where experience diagnosing root causes matters more than price
  • You need confidence the contractor has handled situations like yours many times before
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Questions to Ask Before Hiring

  • Ask C.P.A Plumbing for references from projects specifically matching your scope, and inquire about the owner's total plumbing experience prior to obtaining their license
  • Ask Master Plumbing And Sewer about their pricing structure upfront and get detailed written estimates to address the pricing concerns mentioned in reviews
  • Ask both contractors how they handle unexpected complications discovered mid-project and whether their estimates include provisions for hidden issues

The Bottom Line

For most homeowners, Master Plumbing And Sewer's 23 years of licensed experience provides substantially more confidence in their ability to diagnose hidden issues, handle complications, and draw on extensive problem-solving history. The documented customer feedback, while mixed on pricing and scheduling, confirms they complete diverse projects efficiently with clear communication. C.P.A Plumbing may suit very straightforward work in newer homes if you verify the owner's total plumbing background and accept the uncertainty that comes with limited track record. For older homes, complex repairs, or situations where diagnostic experience matters, the veteran contractor offers meaningfully better protection against costly surprises.

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Frequently Asked Questions

Not necessarily, but it does mean less proven ability to handle the unexpected. The owner may have prior plumbing experience before licensing, which you should ask about directly. However, one year means fewer opportunities to encounter the full range of complications that arise in older homes or complex systems.

Some customers noted pricing concerns, but without specific numbers it's unclear if they're genuinely above market or if customers simply expected lower costs. Request detailed written estimates from both contractors for direct comparison, and ask Master Plumbing about their pricing structure upfront to avoid surprises.

For truly simple work like replacing a visible fixture, the experience gap matters less. But even routine calls can reveal bigger problems: a veteran plumber is more likely to spot warning signs of hidden leaks, corrosion, or failing systems that a newer contractor might miss. That diagnostic ability often prevents expensive emergencies down the road.

The scheduling concerns mentioned in reviews warrant asking them directly about their current availability and communication processes. Request confirmation of appointment windows in writing and ask how they handle schedule changes. Many established companies improve systems over time in response to feedback.

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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 12, 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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