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Allstar Plumbing vs Top Hat Plumbing
Santa Clara Plumbing Contractors Comparison · Updated March 2026
Both veteran contractors with similar experience levels, but Allstar carries workers compensation while Top Hat does not.
| Allstar Plumbing | Top Hat Plumbing | |
|---|---|---|
| Rating | ★ 4.8 | ★ 5.0 |
| Years Licensed | 29 years | 22 years |
| License # | 732611 | 822792 |
| Workers' Comp | ✓ Yes | — |
| Bond Amount | $25,000 | $25,000 |
| Location | San Jose, CA | Morgan Hill, CA |
| Website | goallstar.com | www.tophatplumbing.com |
Key Differences
What Customers Say
Allstar Plumbing
Customers consistently praise Allstar's rapid response times and same-day availability, with technicians often arriving within an hour and providing clear communication throughout diverse plumbing projects.
Top Hat Plumbing
Customers emphasize Top Hat's diagnostic accuracy and ability to solve challenging problems, with long-term relationships spanning decades and honest, personable service interactions.
Key Takeaway: Allstar excels at speed and availability for standard plumbing needs, while Top Hat specializes in complex diagnostic work requiring technical problem-solving expertise.
Customer Reviews
Allstar Plumbing
Great job Luis I give a 10
Joe L. Provided a great services and very satisfied with the work he did.
Joe was a great technician that new his job very well. He did a great job in letting us know what was happening with all of the repairs. You have a great company that is very helpful and professional....
Top Hat Plumbing
Top hat plumbing is top notch ! He installed a water leak detection system flawlessly for me at my house ; and do to the layout; was a seemingly daunting task ; but not for Russ. Highly recommend thi...
Russ has been my go-to plumber for almost 2 decades. He is honest, reliable and personable. He will go the extra mile to make sure everything is done right. Highly recommend!
Best plumber in Morgan Hill. Russ is super responsive and always shows up on time. He is trustworthy and always honest. He does great work and does things the right way!
Consider Allstar Plumbing if...
- ✓ You need emergency or same-day plumbing service in the San Jose area, where Allstar has demonstrated hour-response capabilities
- ✓ Workers compensation coverage is important to you for liability protection during service calls
- ✓ Your project involves standard residential plumbing work like water heaters, drain clearing, or fixture replacements
- ✓ You prefer a company with broader service availability including commercial experience and weekend emergency calls
Consider Top Hat Plumbing if...
- ✓ You're in Morgan Hill and have a challenging diagnostic problem like mystery leaks or buried pipe issues where Top Hat specializes
- ✓ You value high owner involvement and long-term customer relationships built over decades
- ✓ You're willing to verify your homeowner's insurance covers contractor injuries or secure additional liability protection
- ✓ Your project benefits from a contractor experienced with older infrastructure and complex problem-solving
Questions to Ask Before Hiring
- → For Top Hat: Ask specifically about liability coverage and confirm your homeowner's insurance will cover injuries to workers on your property, or request proof of alternative coverage
- → For Allstar: Ask about typical response times for non-emergency service calls in your specific neighborhood within San Jose
- → For both: Request references from projects similar to yours, particularly if you have an older home or complex plumbing issues
- → For Top Hat: Ask whether the owner will personally handle your project given the high owner involvement noted in reviews
The Bottom Line
For most homeowners in San Jose needing reliable plumbing service with full insurance protection, Allstar Plumbing is the clearer choice with workers comp coverage, faster emergency response, and broader service availability. However, if you're in Morgan Hill facing a complex diagnostic challenge like a mystery leak or buried pipe issue, Top Hat's specialized expertise may justify addressing the workers comp gap by confirming your homeowner's insurance provides adequate coverage. Don't hire Top Hat without verifying liability protection first.
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Frequently Asked Questions
Yes, it matters for any project where workers enter your property. If a plumber without workers comp is injured at your home, your homeowner's insurance may be liable for medical costs and lost wages. This applies whether the job takes one hour or one week.
Allstar has demonstrated faster emergency response with multiple customers reporting technicians arriving within an hour of calling. Their San Jose location and same-day service focus make them better positioned for urgent situations. Top Hat emphasizes reliability but doesn't specifically highlight emergency speed.
At 29 versus 22 years, both are veteran contractors with extensive experience. The gap is less meaningful than the operational differences in their service models. Both have seen multiple generations of plumbing systems and building codes.
Top Hat specifically highlights leak detection systems and mystery leak diagnosis as core capabilities, with customer feedback emphasizing accurate problem diagnosis on challenging issues. This is their demonstrated specialty, making them the stronger choice for elusive leak problems.
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 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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