Trust & Licensing
67/100
Licensing, insurance, bonding, BBB record, and verified credentials.
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Walter Anderson Plumbing LLCHVAC in El Cajon · Reviews & Verification
El Cajon, CA
Scored Jun 9, 2026
B
431/700
TradeScore measures verifiable business health, not workmanship.
HVAC$$$$Fair Value52 / 91 checks
TradeScore™
Grade Breakdown
How the TradeScore works
We score this contractor out of 700 across 7 categories using public data: licensing, reviews, their website, and more. Higher is better. Each bar below is that category out of 100. Open a card to see the checks behind it.
Online Presence
77/100
Website quality, page speed, structured data, and Google profile completeness.
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Reputation
86/100
Ratings, review volume, recency, owner responsiveness, and sentiment.
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Pricing & Value
60/100
Transparency, financing options, and what customers say about cost.
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Service Quality
41/100
Warranties, guarantees, emergency service, certifications, and customer care.
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Website Health
82/100
Technical site fundamentals, Core Web Vitals, semantic HTML, sitemap, canonical URLs, Open Graph + Twitter Card metadata, content freshness, named services.
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Smart Search
18/100
How well your site is structured for AI search engines to read and recommend, LocalBusiness + Review + FAQ + Service/Product schemas, llms.txt, NAP consistency.
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What Customers Say
Reviews
Review summary
Walter Anderson Plumbing LLC is viewed as premium, with some customers noting higher-than-expected costs. Multiple customers mention scheduling delays. Some reviewers still call out professional technicians.
The themes below are summarized from the actual text of those reviews.
Summarized from 4,480 Google reviews
What customers love
- Professional technicians45Google 45
- Fast response times19Google 19
- Quality workmanship13Google 13
- Strong recommendations11Google 11
- Knowledgeable team8Google 8
Common concerns
- Scheduling delays3Google 3
- Higher prices than average1Google 1
- Upselling on some visits1Google 1
a day ago
Dave of Anderson Plumbing was wonderful at answering and resolving my concerns regarding a previous plumbing issue.
Manifest Abundancevia Google
3 days ago
We have had an annual membership for ~10yrs. I can honestly say that this maintenance service for our HVAC/AC by Kevin Welsh is the best service we have ever received. He was professional, knowledgeable and thorough b…
Patricia Amadorvia Google
a week ago
My service technician, Fernando Garcia was outstanding. Very professional, friendly and extremely knowledgable. I was given a Google Nest Thermostat, that required installation by a professional. I addition to quickly…
Mike Kirkebyvia Google
Edited a week ago
Benji was timely, professional and efficient. He did very good work. The cost was expensive for a relatively small job.
mik fergvia Google
a week ago
Carlos was outstanding. Besides the 5 stars, on a scale of 1-10, he was a 11. Very courteous, professional. Very satisfied with the HVAC maintenance he performed.
BT Humphreyvia Google
Edited a week ago
Cole was very professional and gave me a thorough explanation of how my new HVAC system would be installed. He and his partner were polite and did a great job with the install.
John Putmanvia Google
From Their Google Profile
Photos
What They Do
Services, specialties, and brands
Services
PlumbingDrainHeatingHVACIndoor Air QualityMaintenance Plan
Specialties
What they're known for.
Maintenance PlansIndoor Air Quality
TradeScore ratings are generated algorithmically from publicly available data including California CSLB license records, Better Business Bureau filings, Google Business Profile data, and automated website analysis. Scores reflect the data available at the time of scoring (see date above) and are updated periodically. Scores are informational tools designed to help homeowners research contractors. They are not endorsements, guarantees of work quality, or recommendations to hire or avoid any contractor. Data accuracy depends on public sources and may not reflect recent changes. If you are a contractor and believe your information is inaccurate, visit tradesadvisory.com/dispute to request a review. See our full Terms of Service for details.