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Delta Electric vs All Phase Plumbing
Santa Clara Electrical Contractors Comparison · Updated March 2026
You're comparing an electrical contractor with an established plumbing company, so this decision depends entirely on whether your project involves electrical or plumbing work.
| Delta Electric | All Phase Plumbing | |
|---|---|---|
| Rating | ★ 5.0 | ★ 5.0 |
| Years Licensed | 43 years | 20 years |
| License # | 429472 | 867734 |
| Workers' Comp | — | — |
| Bond Amount | $25,000 | $25,000 |
| Location | San Jose, CA | Campbell, CA |
| Website | deltaelectric.net | www.allphaseplumbinginc.com |
Key Differences
What Customers Say
All Phase Plumbing
All Phase Plumbing consistently receives praise for answering calls promptly, arriving on time, and providing professional service with fair pricing that generates repeat customers.
Key Takeaway: All Phase Plumbing has verifiable customer feedback demonstrating reliable communication and service delivery, while Delta Electric has no available reviews to assess their customer service approach or reliability.
Customer Reviews
Delta Electric
I find it hard to find an electrician, plumber, general contractor, etc. If you're old and ignorant like me, you have no way of knowing if what the professionals tell you is true, if their estimates a...
All Phase Plumbing
My dad was a Master plumber so my standards for a great plumber are HIGH😀 but Rod and the whole team at All Phase have never once disappointed me. Dealing with repairs is one of the most frustrating a...
Fantastic. Did not charge a "show up" fee to come onsite and provide a quote. Gave a very reasonable price quite and did the work on the spot. Did an outstanding job. Cleaned up the work area. Coul...
I absolutely whole heartedly recommend All Phase Plumbing to anyone looking for a responsive, thoughtful, professional, and competitively priced plumber. Any time I called them they answered. Not infi...
Consider Delta Electric if...
- ✓ You need electrical work such as panel upgrades, rewiring, circuit additions, or troubleshooting electrical issues in your San Jose property
- ✓ Your project involves older electrical systems where Delta Electric's 43 years of experience with legacy wiring and evolving code requirements provides valuable diagnostic capability
- ✓ You're willing to proceed without customer feedback data and will thoroughly vet their service approach, crew stability, and liability coverage before hiring
Consider All Phase Plumbing if...
- ✓ You need plumbing services including fixture replacements, bathroom installations, tankless water heaters, sewer line repairs, or gas line work in Campbell or nearby areas
- ✓ Responsive communication and easy scheduling are priorities for you, as customers consistently report prompt phone answers and on-time arrivals
- ✓ You value transparent pricing and professional service backed by verifiable customer feedback showing repeat business and satisfaction across multiple project types
- ✓ You prefer working with a contractor whose owner maintains high involvement in customer interactions and project oversight
Questions to Ask Before Hiring
- → Ask both companies to provide proof of liability insurance and confirm whether your homeowner's policy covers contractor injuries since neither carries workers compensation
- → Ask Delta Electric for references from recent projects similar to yours and inquire about their typical response time and communication practices
- → Ask both contractors how long their current crew has been with the company and what their protocol is if someone is injured on your property
- → Ask All Phase Plumbing about their experience with your specific plumbing project type and request a detailed written estimate with timeline expectations
The Bottom Line
This comparison is only relevant if you're evaluating both electrical and plumbing contractors for separate projects. For electrical work, Delta Electric offers significantly deeper experience at 43 years but requires extra vetting given the absence of customer feedback. For plumbing work, All Phase Plumbing provides 20 years of veteran-level expertise with verified customer satisfaction in communication, reliability, and fair pricing. The critical issue affecting both: neither carries workers compensation insurance, so contact your insurance agent about contractor injury coverage before hiring either company, and request proof of comprehensive liability insurance from whichever contractor you choose.
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Frequently Asked Questions
You wouldn't for a single project, but if you're planning both electrical and plumbing work, this comparison helps you understand the relative experience levels and service approaches of each trade specialist. The analysis reveals both companies lack workers compensation, which affects your liability exposure regardless of trade.
Within their respective trades, yes. Delta Electric's additional 23 years means deeper experience with electrical code evolution, legacy system troubleshooting, and complex diagnostic scenarios. All Phase Plumbing's 20 years still qualifies them as veteran-tier with substantial plumbing expertise, but Delta Electric's longer track record is objectively more extensive in the electrical field.
Yes, it means you can't verify their communication style, reliability, or customer satisfaction patterns that All Phase Plumbing has demonstrated. Before hiring Delta Electric, request multiple recent references and contact them directly to ask about responsiveness, punctuality, and problem-solving approach.
If a worker is injured on your property and the contractor lacks workers comp, you could face a lawsuit or claim against your homeowner's insurance. Contact your insurance agent to confirm your coverage limits for contractor injuries and consider requiring contractors to add you as an additional insured on their liability policy before work begins.
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See our ranked list of top electrical 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 08, 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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