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Cupertino Plumbing vs Trademark Plumbing
Santa Clara Plumbing Contractors Comparison · Updated March 2026
Cupertino Plumbing offers significantly more transparency with workers comp coverage and established customer feedback, while Trademark lacks both.
| Cupertino Plumbing | Trademark Plumbing | |
|---|---|---|
| Rating | ★ 4.9 | ★ 5.0 |
| Years Licensed | 34 years | 29 years |
| License # | 624905 | 735654 |
| Workers' Comp | ✓ Yes | — |
| Bond Amount | $25,000 | $25,000 |
| Location | Campbell, CA | Santa Clara, CA |
| Website | www.cupertinoplumbing.com | trademarkplumbing.com |
Key Differences
What Customers Say
Cupertino Plumbing
Customers consistently praise Cupertino's quick response times, professional communication, on-time arrivals, and successful handling of both routine repairs and complex installations like whole-house repiping.
Key Takeaway: Cupertino has extensive verifiable customer feedback documenting service quality and reliability, while Trademark has no public review history to assess performance or customer satisfaction.
Customer Reviews
Cupertino Plumbing
Very friendly and knowledgeable. Did a stellar job replacing my kitchen faucet.
Cupertino Plumbing fixed two issues - on two separate visit weeks apart 1) Post the washer cycle, while being drained, the water was coming out of the pipe next to the washer 2) When the dishwasher cy...
Amazing customer service and value! Highly recommend.
Trademark Plumbing
Great service efficient and reliable
Consider Cupertino Plumbing if...
- ✓ You want clear protection from liability if a worker is injured during your plumbing project, as Cupertino maintains active workers compensation insurance
- ✓ Your project involves complex work like whole-house repiping, sewer line replacement, or water heater installation where proven expertise matters
- ✓ You value documented evidence of responsive communication, on-time arrivals, and thorough explanations based on actual customer experiences
- ✓ You prefer working with a company that has verifiable long-term customer relationships, with some clients reporting 20-30 years of repeat business
Consider Trademark Plumbing if...
- ✓ You are willing to personally verify current workers comp coverage and accept potential liability risks if coverage remains unavailable
- ✓ You can obtain and check multiple direct references since public review history is limited
- ✓ You are comfortable evaluating service quality without the benefit of documented customer feedback patterns
- ✓ Price is your primary concern and you are willing to trade transparency for potential cost savings
Questions to Ask Before Hiring
- → Ask Trademark directly about current workers compensation insurance status and request a certificate of insurance; confirm with your homeowner's insurance whether you're covered if their worker is injured
- → Ask Trademark for at least 3-5 references from projects completed in the past year, and actually call them to verify communication quality and project completion
- → Ask both companies for detailed written estimates and timelines specific to your project scope
- → Ask about the specific technicians who will work on your property and how long they've been with the company
The Bottom Line
Cupertino Plumbing is the clearer choice for most homeowners. The company provides essential workers comp protection that Trademark lacks, eliminating a significant liability risk for you. Beyond insurance, Cupertino offers transparent evidence of responsive service, professional conduct, and successful completion of projects ranging from simple repairs to complex installations. Trademark may be competent, but without workers comp on file and minimal verifiable customer feedback, you're accepting unnecessary risk. Unless Trademark can provide current workers comp certification and strong direct references, Cupertino offers substantially better protection and proven performance.
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Frequently Asked Questions
If a contractor's employee is injured at your home and the company lacks workers comp, the injured worker can potentially sue you directly as the property owner. Your homeowner's insurance may cover this, but it could increase your premiums or lead to claim denials depending on your policy terms. Workers comp protects you from this liability.
Both companies are veterans with nearly three decades of experience, so the 5-year difference is minimal from a technical expertise standpoint. The more significant factor is Cupertino's documented track record of customer satisfaction and successful complex projects, which Trademark cannot verify with public reviews.
Limited reviews make it harder to verify service quality, communication practices, and reliability before hiring. While some excellent contractors maintain low online profiles, you bear more risk without independent verification. Request direct references and check them thoroughly before proceeding with any contractor lacking public feedback.
Both have sufficient licensing tenure for complex work. However, Cupertino has documented customer feedback specifically mentioning successful whole-house repiping, sewer line repairs, and water heater replacements. Trademark's capabilities for major projects cannot be verified through public reviews, so ask for specific references from similar projects.
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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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