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Boxers Plumbing vs Nelson Plumbing

Santa Clara Plumbing Contractors Comparison · Updated March 2026

Quick Verdict

Choose between Nelson's 34 years of deep technical expertise versus Boxers' workers comp protection and documented emergency response culture.

Boxers Plumbing: Boxers Plumbing is a newer contractor (2 years licensed) with workers comp coverage, known for 30-minute emergency response and transparent communication.
Nelson Plumbing: Nelson Plumbing brings 34 years of veteran experience and technical knowledge but lacks workers comp insurance on file.
Note: Nelson Plumbing does not carry workers compensation insurance on file, which means homeowners may be liable if an uninsured worker is injured on their property.
Boxers Plumbing Nelson Plumbing
Rating 4.9 5.0
Years Licensed 2 years 34 years
License # 1118575 626176
Workers' Comp ✓ Yes
Bond Amount $25,000 $25,000
Location Milpitas, CA San Jose, CA
Website boxersplumbing.com nelsonplumbers.com

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Key Differences

The most significant difference is the workers comp gap. Nelson operates without workers compensation insurance on file, which shifts liability risk to the homeowner if a worker is injured during your project. This is a concrete financial exposure that insurance companies won't always cover automatically. Boxers carries full workers comp, eliminating this concern. On the experience front, Nelson's 34 years versus Boxers' 2 years represents a meaningful gap in diagnostic ability and problem-solving for complicated scenarios—older homes with corroded pipes, code violations from previous work, or unexpected complications during repiping jobs. Customer feedback shows both respond quickly to emergencies, but Boxers has stronger documentation around communication transparency and detailed explanations, while Nelson's reviews emphasize technical expertise. For straightforward projects like fixture replacements or drain clearing, the experience gap matters less than the insurance protection.

What Customers Say

Boxers Plumbing

Boxers receives consistent praise for ultra-fast emergency response with specific 30-minute to 1-hour arrival times, transparent communication with detailed problem explanations, and reasonable pricing.

Nelson Plumbing

Nelson earns recognition for technical expertise and professional service across both minor repairs and major whole-house projects, with emphasis on knowledge depth.

Key Takeaway: Boxers' reviews emphasize communication transparency and documented speed metrics, while Nelson's focus on technical knowledge suggests customers value expertise over detailed explanations.

Customer Reviews

Boxers Plumbing

Dec 2025

They saved the day!! Nothing was draining, They Came out in less than an hour after i called. Got our main drain cleared and showed me how to help prevent it from happening again. I couldn't be happie...

Dec 2025

Awesome service! Fixed my problem within 24 hours. My water main broke and the whole house lost water. I called 3pm, boxer plumbing showed up at 5pm. By 3 pm the day after, the whole thing is fixed. T...

Oct 2025

Quality works and friendly too👍😊

Nelson Plumbing

Apr 2020

I have so much to say about how great Nelson Plumbing is! In an emergency I was lucky I picked the right company for the job! Fast response on a Saturday! Professional and super knowledgeable! New wat...

Oct 2012

I don't know what I'd do without Carrie Nelson (ok and P.J., her husband) We have used Nelson Plumbing from small things like replacing our kitchen sink faucet to repiping our entire 2 story house wit...

Consider Boxers Plumbing if...

  • You need absolute certainty about liability protection and want workers comp coverage in place before anyone starts work on your property
  • Your project is relatively straightforward (fixture installation, drain clearing, leak repair, water heater replacement) where speed and clear communication outweigh decades of experience
  • You value detailed explanations of problems and transparent pricing discussions, based on consistent customer feedback patterns
  • You need guaranteed emergency response speed, with documented 30-minute to 1-hour arrival times for after-hours situations
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Consider Nelson Plumbing if...

  • Your project involves complex diagnostics in an older home where 34 years of experience encountering hidden problems provides real value
  • You're planning major work like whole-house repiping in a two-story home where technical depth and having seen every complication matters significantly
  • You're willing to verify workers comp coverage directly or confirm your homeowner's insurance covers contractor injuries before work begins
  • You have an established relationship with the company or strong referrals that give you confidence in their capabilities
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Questions to Ask Before Hiring

  • For Nelson: Ask directly about current workers compensation coverage and request a certificate of insurance, or confirm with your homeowner's insurance whether you're protected if a worker is injured
  • For Boxers: Ask for references from customers who had projects similar to yours in scope and complexity, particularly if your work involves older homes
  • For both: Ask how they handle unexpected complications discovered during work—pricing approach, timeline impacts, and communication process
  • For Nelson: Given 34 years in business, ask whether the same technicians who've been with the company long-term will be assigned to your project

The Bottom Line

For most homeowners, Boxers Plumbing is the safer choice because workers comp coverage eliminates a real liability risk that Nelson's experience doesn't offset for typical residential projects. Choose Boxers for standard repairs, installations, and emergency work where their documented response speed, transparent communication, and insurance protection provide better overall value. Consider Nelson only if you're facing a genuinely complex diagnostic challenge in an older home where 34 years of pattern recognition matters significantly—and only after confirming workers comp coverage or verifying your homeowner's policy protects you. Don't let experience alone override the concrete financial exposure of missing insurance.

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Frequently Asked Questions

That depends entirely on your project complexity and risk tolerance. For a whole-house repipe in a 1960s home where hidden corrosion and code issues are likely, Nelson's decades of diagnostic experience provide tangible value. For a water heater replacement or fixture installation, the workers comp protection from Boxers outweighs the experience advantage. Verify your homeowner's policy coverage before deciding.

Two years licensed is relatively new, which means less exposure to rare complications in older Bay Area homes. Their review history shows successful completion of repiping projects and complex installations like gas shutoff valves, but Nelson's 34-year track record suggests deeper pattern recognition for unusual scenarios. For standard residential work, Boxers' licensing and customer feedback indicate competence.

If an uninsured worker is injured on your property, you could be held liable for medical costs and lost wages under California law. Some homeowner's policies provide coverage, but many don't or have exclusions. This isn't theoretical—it's a concrete financial risk that you should verify with your insurance agent before hiring any contractor without workers comp.

Customer reviews show both respond quickly to emergencies, but Boxers has more specific documentation of 30-minute to 1-hour arrival times and same-day service. Nelson's reviews confirm weekend availability and fast response but with less detail on exact timeframes. For middle-of-the-night emergencies, Boxers' 24-hour service emphasis may provide slightly more predictability.

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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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