Compare Local Pros
All 1 Mechanical vs Forster Heating
Placer HVAC Contractors Comparison · Updated March 2026
Forster Heating brings 39 years of licensed experience versus All 1 Mechanical's 8 years, a meaningful difference when diagnosing complex HVAC problems.
| All 1 Mechanical | Forster Heating | |
|---|---|---|
| Rating | ★ 4.8 | ★ 4.9 |
| Years Licensed | 8 years | 39 years |
| License # | 1039821 | 501585 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Roseville, CA | Auburn, CA |
| Website | www.all1mechanical.com | www.forsterheating.com |
Key Differences
What Customers Say
All 1 Mechanical
All 1 Mechanical customers emphasize emergency responsiveness, same-day availability during weather extremes, and technicians who take time to explain problems clearly during service calls.
Forster Heating
Forster Heating customers highlight persistent troubleshooting across multiple visits for difficult problems, thorough diagnostic inspections, and long-term customer relationships spanning decades.
Key Takeaway: All 1 Mechanical receives more specific praise for rapid emergency response, while Forster Heating earns recognition for diagnostic persistence on complex or intermittent issues that require veteran troubleshooting skills.
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....
Forster Heating
Adam was our technician today for our routine maintenance. He was thorough, timely and friendly! Forster Heating gets another âï¸âï¸âï¸âï¸âï¸!!
They were prompt and professional.... Thanks
I had an intermittent heater problem and technician came out twice to solve the problem and at a reasonable price. So grateful he persisted in tracking down the problem. Great friendly service.
Consider All 1 Mechanical if...
- ✓ You need same-day or emergency service during extreme weather, as customers specifically highlight All 1 Mechanical's rapid response times for urgent situations
- ✓ Your property includes commercial HVAC equipment like packaged units or split systems requiring commercial experience, which All 1 explicitly handles
- ✓ You're located in central Roseville rather than Auburn, making All 1 Mechanical's Roseville base more convenient for quick service calls
- ✓ You value detailed verbal explanations during service, as customers consistently mention technicians taking time to walk through problems and solutions thoroughly
Consider Forster Heating if...
- ✓ Your system has an intermittent or hard-to-diagnose problem, where Forster Heating's 39 years of troubleshooting experience and documented persistence across multiple visits becomes critical
- ✓ You're dealing with an older HVAC system where decades of experience with legacy equipment matters more than rapid response
- ✓ You're located in Auburn or western Placer County, where Forster Heating's established community presence provides convenience
- ✓ You prefer working with a contractor who has maintained customer relationships spanning decades, suggesting operational stability and long-term reliability
Questions to Ask Before Hiring
- → Ask Forster Heating about their typical response time for emergency calls during heat waves or cold snaps to compare against All 1 Mechanical's noted emergency availability
- → Ask All 1 Mechanical about their experience with intermittent or difficult-to-diagnose problems, particularly if your issue has stumped other contractors
- → Confirm whether your location falls within each company's primary service area to understand response times and potential trip charges
The Bottom Line
For most homeowners facing complex diagnostics, older systems, or intermittent problems, Forster Heating's 39 years of licensed experience provides a meaningful advantage in troubleshooting expertise that All 1 Mechanical hasn't yet accumulated in 8 years. However, if you need emergency service this week during extreme weather or manage commercial properties with packaged HVAC units, All 1 Mechanical's documented rapid response and commercial experience make them the better choice. Both companies carry proper insurance and bonds, maintain honest repair-first philosophies, and receive strong customer feedback. The decision comes down to whether your situation benefits more from Forster's diagnostic depth or All 1's emergency availability and commercial expertise.
Get Up to 3 Free Quotes
Compare prices from licensed, verified contractors
Frequently Asked Questions
For routine maintenance or simple component replacements on newer systems, the gap matters less—both companies demonstrate competence with standard work. However, if your technician encounters unexpected complications during what seems like a simple job, Forster Heating's decades of problem-solving experience becomes relevant. Even straightforward projects can reveal hidden issues that benefit from veteran diagnostic skills.
All 1 Mechanical receives more specific customer mentions about same-day and next-day emergency response during heat waves and cold snaps. While Forster Heating also provides responsive service, the customer feedback pattern suggests All 1 may prioritize urgent scheduling more aggressively. If you need service this week during extreme temperatures, All 1's documented emergency responsiveness gives them an edge.
Customer feedback for both contractors consistently mentions repair-first approaches and cost-saving solutions when other companies recommended replacements. This appears to be a shared strength rather than a differentiator. Both demonstrate honest assessments and willingness to fix rather than sell, so you can reasonably expect either company to give you a straight answer about repair versus replacement.
Location primarily affects response time and potential service area charges rather than work quality. If you're in central Roseville, All 1 Mechanical can likely reach you faster for emergencies. If you're in Auburn or western Placer County, Forster Heating's proximity benefits you. Both serve the broader Placer County area, but verify your address falls comfortably within their primary service zones.
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 10, 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.