Compare Local Pros
All 1 Mechanical vs Hoppers Plumbing
Placer HVAC Contractors Comparison · Updated March 2026
You're comparing an HVAC specialist with 8 years experience to a plumbing specialist with 20 years experience—these contractors serve completely different needs.
| All 1 Mechanical | Hoppers Plumbing | |
|---|---|---|
| Rating | ★ 4.8 | ★ 5.0 |
| Years Licensed | 8 years | 20 years |
| License # | 1039821 | 872354 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Roseville, CA | Auburn, CA |
| Website | www.all1mechanical.com | www.hoppersplumbing.com |
Key Differences
What Customers Say
All 1 Mechanical
Customers consistently highlight All 1 Mechanical's diagnostic skills and willingness to repair rather than replace, resulting in cost savings and honest assessments.
Hoppers Plumbing
Customers emphasize Hoppers Plumbing's thorough communication and knowledgeable handling of older plumbing systems, with many using the company repeatedly over years.
Key Takeaway: All 1 Mechanical earns praise for finding repair solutions that avoid expensive replacements, while Hoppers Plumbing is noted for detailed explanations and expertise with aging plumbing infrastructure.
Customer Reviews
All 1 Mechanical
All 1 Mechanical did a great job installing our HVAC system. They were on time, professional, and easy to work with. Communication was clear throughout the process, and they took the time to answer my...
Manny is a lifesaver. Kitchen was hot as hell. Mannys gracefully pulled them out and plopped them into cooking heaven. Swamp cooler was at 90, gross and full of rubbish. Now it's clean and blowing out...
Our experience was fantastic. Where other companies said our unit needed to be replaced, A1 came out and really looked at our set up and found the problem. They fixed it quickly and with no issues....
Hoppers Plumbing
Hoppers is the best! They are knowledgeable, and provide great service,.
Very positive experience. Responsive, knowledgeable, and the estimate that I received was reasonable for the work required.
Hopper's Plumbing is fantastic! They arrived on time and performed the job flawlessly. Couldn't be happier!
Consider All 1 Mechanical if...
- ✓ You need HVAC services including air conditioning repair, furnace maintenance, thermostat installation, or ductwork modifications
- ✓ You're dealing with a cooling or heating system that another contractor has recommended replacing, and you want a second opinion focused on repair options
- ✓ You manage commercial property or need work on packaged HVAC units beyond typical residential systems
- ✓ You need emergency heating or cooling service and value same-day or next-day response during extreme weather
Consider Hoppers Plumbing if...
- ✓ You need plumbing services including water heater installation, drain clearing, fixture work, or sewer line assessment
- ✓ You own an older home with original plumbing that may require repiping, as Hoppers has two decades of experience with aging systems
- ✓ You're facing a plumbing emergency like a backup or overflow and need fast response from a contractor experienced in crisis situations
- ✓ You prefer working with a veteran contractor whose 20-year track record suggests they've encountered virtually every plumbing scenario
Questions to Ask Before Hiring
- → For whole-house projects requiring both trades, ask each contractor if they coordinate with other trades and how they handle scheduling around concurrent work
- → If your home was built before 2000, ask Hoppers Plumbing about their experience with the specific pipe materials and plumbing configurations common to your home's era
- → If you have a commercial property or multi-unit system, ask All 1 Mechanical about their experience with systems at your scale and whether they staff appropriately for larger projects
The Bottom Line
This comparison only matters if you need both HVAC and plumbing work—otherwise, your need determines your contractor. For heating and cooling systems, choose All 1 Mechanical, whose 8 years of experience and diagnostic approach show competence with both residential and commercial HVAC needs. For water heaters, sewer lines, repiping, or any plumbing work, choose Hoppers Plumbing, whose 20-year track record provides substantially deeper experience, particularly valuable if you own an older home with aging plumbing systems. Both maintain proper licensing, workers comp, and bonding. Both receive consistent feedback about professionalism and clear communication. Schedule consultations with whichever contractor matches your actual project need.
Get Up to 3 Free Quotes
Compare prices from licensed, verified contractors
Frequently Asked Questions
Yes, if the scope requires both trades. All 1 Mechanical handles only heating and cooling systems, while Hoppers Plumbing handles only water, drains, and sewer systems. You'll need separate contractors unless you hire a general contractor who subcontracts both trades. Ask each company about their experience coordinating with other trades on renovation timelines.
It matters within plumbing specifically. Hoppers' 20 years means substantially more exposure to unusual problems, outdated systems, and the kind of hidden issues that surface in older Placer County homes. For HVAC work, All 1 Mechanical's 8 years still qualifies them as experienced, with strong diagnostic skills evident in their reviews. The gap is most relevant if you're dealing with a complex plumbing situation in an older property.
This is a question about home systems, not about choosing between these contractors. You'd hire Hoppers for the water heater and All 1 Mechanical for the furnace regardless of order. If budget requires prioritizing, consider season and household needs—heating is critical in winter, while hot water affects daily function year-round. Each contractor can assess urgency during their evaluation.
For All 1 Mechanical, HVAC emergencies typically mean no heat during freezing weather or no cooling during dangerous heat waves. For Hoppers Plumbing, emergencies include sewer backups, burst pipes, major leaks, or complete loss of water. Both companies show responsiveness in reviews, but the definition of what requires immediate versus next-day service differs significantly between trades.
Looking for the Best?
See our ranked list of top hvac contractors in Placer.
Other Placer HVAC Contractors Comparisons
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.
Get in Touch
Have questions or feedback? We'd love to hear from you.