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Albert Nahman Plumbing Heating And Cooling vs Service 4 Plumbing
Alameda Plumbing Contractors Comparison · Updated March 2026
Service 4 Plumbing brings nearly triple the licensing experience (11 years vs 4 years), while Albert Nahman covers both plumbing and HVAC for bundled home comfort needs.
| Albert Nahman Plumbing Heating And Cooling | Service 4 Plumbing | |
|---|---|---|
| Rating | ★ 4.7 | ★ 3.8 |
| Years Licensed | 4 years | 11 years |
| License # | 1083634 | 1004766 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Alameda, CA | San Leandro, CA |
| Website | albertnahmanplumbing.com | service4plumbing.net |
Key Differences
What Customers Say
Albert Nahman Plumbing Heating And Cooling
Customers consistently praise rapid response, professional technicians who provide thorough explanations and multiple options, and clean work areas with respectful home treatment.
Service 4 Plumbing
Customers highlight rapid emergency response and strong technical expertise with complex installations, though some note concerns about follow-up scheduling and customer service interactions.
Key Takeaway: Albert Nahman receives uniform praise for communication style and educational approach, while Service 4 earns recognition for technical skill but draws occasional criticism for post-job customer service that doesn't appear in Albert Nahman's feedback.
Customer Reviews
Albert Nahman Plumbing Heating And Cooling
Tara from Albert Nahman plumbing came out and did a excellent job installing a new toilet. She let the work area spotless and I was very impressed with her work. I would highly recommend this company
With their rapid response time, professionalism, know how and ability to communicate technical jargon in layman's terms, Albert Nahman Plumbing, Heating & Cooling stands head and shoulders above their...
Albert Nahman installed a brand new furnace in 2017 and they have maintained my unit to keep it in excellent running condition. They even offer a membership which I signed up for immediately. They are...
Service 4 Plumbing
I was having issues with my toilet and sink being clogged and I needed a same day appointment which they were able to accommodate. Both Raphael and the gentleman who assisted us were super communicat...
Absolutely amazing service! My kitchen sink is a tricky, high-end setup, but the Justin & team replaced it perfectly. His attention to detail and commitment to doing things the right way really stood ...
An accurate guy to fix the Plumbing problems in a one time and for the rest of you house age with a good materials and the best warranty
Consider Albert Nahman Plumbing Heating And Cooling if...
- ✓ You need both plumbing and HVAC work done and want one contractor coordinating related systems like water heaters connected to heating systems or addressing ventilation alongside pipe work
- ✓ Communication style matters significantly to you, as customers consistently mention detailed explanations, multiple options presented clearly, and technicians taking time to educate homeowners
- ✓ You value predictable scheduling with technicians calling ahead and maintaining clean work areas, traits repeatedly highlighted in feedback
- ✓ Your project is straightforward plumbing or HVAC work where four years of licensing provides sufficient experience for competent completion
Consider Service 4 Plumbing if...
- ✓ Your plumbing problem is particularly complex or unusual, where 11 years of specialized experience increases odds of accurate diagnosis and efficient resolution
- ✓ You're undertaking specialized fixture installations or technical plumbing work where deep trade expertise matters more than multi-system capability
- ✓ You need pure plumbing services without any heating or cooling involvement, making Service 4's focused specialization ideal
- ✓ You're comfortable prioritizing technical skill and established business tenure over communication style preferences noted in reviews
Questions to Ask Before Hiring
- → Ask Albert Nahman how they coordinate between plumbing and HVAC technicians and whether the same person handles both trades or if specialists visit separately
- → Ask Service 4 about their process for follow-up visits and scheduling callbacks, addressing concerns mentioned in some customer feedback
- → Request references from both companies for projects similar in scope and complexity to yours, particularly asking Service 4 for examples from their 11 years handling your specific issue
- → Confirm warranty terms and response times for callbacks if adjustments are needed after initial work completion
The Bottom Line
If your project involves only plumbing work and presents diagnostic complexity or specialized installation challenges, Service 4 Plumbing's 11 years of focused experience provides meaningful advantage in pattern recognition and technical depth. However, if you need HVAC services alongside plumbing, value detailed communication and multiple options presented clearly, or have straightforward work where four years suffices, Albert Nahman's multi-trade capability and consistently praised customer interaction style make them the practical choice. For complex plumbing-only projects, Service 4's established experience justifies selection despite occasional customer service concerns. For integrated home comfort projects or standard work where communication matters, choose Albert Nahman.
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Frequently Asked Questions
For straightforward work like fixture replacements or simple drain clearing, both companies have sufficient experience. The gap becomes meaningful for diagnostic challenges—older homes with concealed plumbing issues, intermittent problems, or situations requiring permit knowledge where Service 4's 11 years of pattern recognition helps identify root causes faster. If your project is standard, Albert Nahman's four years is adequate; for mysterious or complicated issues, Service 4's deeper experience reduces trial-and-error risk.
Only if you actually need multiple systems addressed. If your furnace needs replacement and you're also upgrading plumbing fixtures, having one contractor coordinate both avoids scheduling two companies and ensures compatible work. For plumbing-only projects, this advantage disappears entirely. Don't pay for multi-trade capability you won't use, but if your project genuinely involves heating, cooling, and plumbing, Albert Nahman's integrated approach simplifies coordination considerably.
Some customers noted issues with follow-up scheduling and service interactions, contrasting with the consistent communication praise Albert Nahman receives. This doesn't indicate poor technical work—Service 4's technical expertise gets strong mentions—but suggests potential differences in responsiveness after initial visits or when coordinating callbacks. If you value proactive communication and detailed explanations, ask Service 4 specifically about their follow-up process and how they handle post-job questions.
Customer feedback indicates both companies respond rapidly to urgent calls, with Service 4 mentioned arriving within 30 minutes to a few hours and Albert Nahman providing same-day or next-day service. The practical difference appears minimal for true emergencies. Both seem equipped to handle urgent situations quickly, so focus instead on which company's experience level and service scope better matches your specific project needs rather than emergency response capabilities.
Looking for the Best?
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 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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