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3rdGen Heating & Cooling vs Westcoast Plumbing Service
Alameda Plumbing Contractors Comparison · Updated March 2026
You're comparing an HVAC specialist with four years of experience against a plumbing contractor with 15 years in business—these companies serve completely different trades.
| 3rdGen Heating & Cooling | Westcoast Plumbing Service | |
|---|---|---|
| Rating | ★ 5.0 | ★ 4.7 |
| Years Licensed | 4 years | 15 years |
| License # | 1086898 | 957293 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Berkeley, CA | Fremont, CA |
| Website | 3rdgen.io | www.westcoastplumbinginc.com |
Key Differences
What Customers Say
3rdGen Heating & Cooling
Customers consistently praise 3rdGen's direct owner communication and scheduling flexibility, with particular appreciation for clean mini-split and heat pump installations.
Westcoast Plumbing Service
Customers highlight Westcoast's emergency responsiveness and crew professionalism, noting quick arrival times and thorough explanations during plumbing repairs.
Key Takeaway: 3rdGen's owner-involved model creates personalized HVAC service, while Westcoast's crew-based approach provides broader availability for urgent plumbing situations across different trades entirely.
Customer Reviews
3rdGen Heating & Cooling
Love 3rd Gen, Devin and the team! They are knowledgeable, professional, kind, and generous. Highly recommend working with them!
I am so glad that I found 3rd Gen Heating & Cooling. The team is smaller so it felt so much more intentional and trustworthy. They pay such great attention to detail, in which they were able to meet m...
I got my HVAC system installed by 3rd gen in 2022, this week the heater stopped working . I gave them a call and Devin and Ceaser visited today to fix the issue. They were at the house right at the ap...
Westcoast Plumbing Service
Westcoast plumbing have the best customer service I have seen. My house backed up all over, I called another plumbing company they came stayed about 3 hours doing hydro flush snake and it wouldn't ope...
We had a sink practically falling off the wall. The water was off in the house. Called West Coast Plumbing, Frank was the plumber. Even though he was busy he made time In between two jobs to keep our ...
I don't hate this place its just a play of buisness
Consider 3rdGen Heating & Cooling if...
- ✓ You need HVAC work specifically—furnace repair, air conditioning service, heat pump installation, or mini-split systems
- ✓ You value direct communication with the business owner throughout the project rather than working primarily with crew members
- ✓ You're installing modern heat pump or mini-split technology where 3rdGen has developed particular expertise
- ✓ You prefer a smaller, owner-operated team focused exclusively on your heating and cooling needs
Consider Westcoast Plumbing Service if...
- ✓ You need plumbing work—drain issues, water heater replacement, fixture installations, or emergency pipe repairs
- ✓ You want the depth of experience that comes with 15 years of licensing history for diagnosing complex plumbing problems
- ✓ You need crew availability for emergency plumbing situations where multiple technicians can respond quickly
- ✓ Your project involves older plumbing systems where veteran experience identifying hidden issues becomes critical
Questions to Ask Before Hiring
- → Confirm which trade actually addresses your home repair need—HVAC systems or plumbing infrastructure
- → If choosing the newer contractor, ask for references from projects involving similar complexity to yours
- → Ask each company about their experience with your specific issue type, such as mini-split installation versus water heater replacement
- → Inquire about warranty coverage and what happens if complications arise during the project
The Bottom Line
This comparison only makes practical sense if you're evaluating separate projects in different trades. If you need HVAC work, 3rdGen is your only option here—they're a properly licensed, growing contractor with particular strength in modern heat pump and mini-split installations, though with less overall experience than a veteran contractor. If you need plumbing work, Westcoast is your only option—they bring 15 years of licensing history and crew capacity for both emergency and scheduled plumbing needs. Don't choose based on comparing these two companies directly; choose based on which trade actually solves your home problem, then evaluate each contractor against others in their respective fields.
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Frequently Asked Questions
Yes, experience matters significantly within the same trade. A 15-year veteran has encountered far more edge cases, building code changes, and complex problem-solving scenarios than a four-year contractor. However, this comparison involves different trades entirely, so the experience difference only matters once you've determined whether you need HVAC or plumbing work.
No, these are separate licensed trades in California. 3rdGen holds an HVAC contractor license and cannot legally perform plumbing work, while Westcoast holds a plumbing license and cannot perform HVAC installations or repairs. You would need to hire both companies if you have needs in both areas.
If water is involved—leaks, drainage, fixtures, water heaters—that's plumbing territory for Westcoast. If it involves heating, cooling, air circulation, thermostats, or refrigerant systems, that's HVAC work for 3rdGen. For ambiguous situations like a furnace leaking water, start with the HVAC contractor who can determine if it's a condensate issue or requires plumbing work.
Yes, both maintain active licenses, workers compensation insurance, and $25,000 bonds, meeting California's requirements for contractor compliance. This means you're protected from liability if a worker is injured, and you have recourse through the bond if contracted work isn't completed properly. Both companies operate as legitimate, fully insured contractors.
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See our ranked list of top plumbing contractors in Alameda.
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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 06, 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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