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ABC Service vs Master Plumbing And Sewer
Santa Clara Plumbing Contractors Comparison · Updated March 2026
You're comparing an HVAC/appliance specialist with four years experience against a plumbing veteran with 23 years in business—these companies serve entirely different needs.
| ABC Service | Master Plumbing And Sewer | |
|---|---|---|
| Rating | ★ 4.8 | ★ 3.2 |
| Years Licensed | 4 years | 23 years |
| License # | 1091355 | 812321 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Los Gatos, CA | Mountain View, CA |
| Website | www.heatcoolabc.com | www.masterplumbing.net |
Key Differences
What Customers Say
ABC Service
ABC Service consistently receives praise for rapid response times, same-day availability, and efficient emergency service with strong communication systems.
Master Plumbing And Sewer
Master Plumbing receives positive feedback for individual technician quality and professionalism, but mixed reviews regarding pricing levels and scheduling reliability.
Key Takeaway: ABC Service shows operational consistency around speed and communication, while Master Plumbing's feedback suggests variation between field service quality and administrative experience.
Customer Reviews
ABC Service
Convenient, quick and thorough cleaning of my HVAC, Dryer and water heater. Highly recommend
I had a great experience with ABC Service HVAC & Appliances when they fixed my dishwasher. They were fast, responsive, and flexible with their availability, making scheduling a breeze. They arrived ri...
Recurring issue with pilot light on furnace being extinguished. ABC Service HVAC was kind to squeeze us onto the schedule towards the end of the day on the very same day that we called. Barely into ...
Master Plumbing And Sewer
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 ...
I used Chandler Plumbing
Came right out when called and diagnosed the problem. Trustworthy when I had to leave to walk the dog.
Consider ABC Service if...
- ✓ You need HVAC or appliance repair work (furnace, AC, dishwasher, refrigerator, washer, dryer) rather than plumbing services
- ✓ Fast response time is critical, particularly for emergency situations where same-day or late-night service could prevent further damage
- ✓ You value streamlined communication systems like online scheduling and text/email updates throughout the service process
- ✓ You're comfortable working with a growing company that has four years of licensing history rather than decades of experience
Consider Master Plumbing And Sewer if...
- ✓ You need plumbing services (toilet installation, pipe repair, fixture work, backflow testing) rather than HVAC or appliance repair
- ✓ Your project benefits from extensive experience, such as diagnosing problems in older homes or handling uncommon plumbing configurations that a 23-year veteran has likely encountered
- ✓ You're managing multiple properties or need ongoing maintenance contracts, as the company serves property management clients and HOAs
- ✓ You're prepared to discuss pricing expectations upfront given customer feedback mentioning pricing concerns, and can confirm scheduling details directly
Questions to Ask Before Hiring
- → Ask ABC Service for references from emergency service calls similar to your situation, particularly if your project involves diagnosing complex appliance or HVAC issues beyond their four-year experience range
- → Ask Master Plumbing And Sewer for a detailed written estimate and clarify their scheduling commitment process, given customer feedback about pricing concerns and scheduling reliability
- → Confirm which technician will handle your project and ask about their individual experience level, since both companies show variation in customer experiences
The Bottom Line
Choose the company that actually performs the work you need—ABC Service for HVAC and appliances, Master Plumbing for plumbing projects. If you're evaluating contractor selection approaches, ABC Service demonstrates stronger operational consistency around response time and communication, while Master Plumbing offers substantially more experience but with less predictable administrative interactions. Both maintain proper licensing and insurance. For ABC Service projects, their four-year track record handles standard work competently; ask for references if your situation is unusual. For Master Plumbing projects, get detailed written estimates upfront and confirm scheduling directly to avoid the concerns other customers mentioned.
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Frequently Asked Questions
You wouldn't for the same project—these companies serve completely different needs. This comparison is only relevant if you're evaluating both for separate projects or learning how to assess contractors across different trades. ABC Service handles heating, cooling, and appliances; Master Plumbing handles pipes, fixtures, and water systems.
It matters significantly within their respective trades. Master Plumbing's 23 years means they've handled decades of code changes, building materials, and unusual plumbing situations. ABC Service's four years is sufficient for standard HVAC and appliance work, but complex diagnostic situations benefit from longer experience. For routine service in either trade, proper licensing and insurance matter more than decades of history.
ABC Service has consistent customer feedback specifically praising same-day and late-night emergency availability with rapid response times. Master Plumbing offers emergency service but lacks the same pattern of feedback emphasizing speed. If emergency response time is critical for your HVAC or appliance issue, ABC Service shows stronger evidence of that capability.
The mixed feedback warrants asking specific questions upfront. Request a detailed written estimate before work begins and confirm scheduling commitments directly with the office. Many customers had positive experiences with technician quality, so the concerns appear to center on expectations-setting rather than work quality. Clear communication about pricing and timing should address these potential issues.
Looking for the Best?
See our ranked list of top plumbing contractors in Santa Clara.
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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 11, 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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