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Master Roofing Company vs Flanders Heat And Air Systems
Alameda General Contractors Comparison · Updated March 2026
These contractors serve completely different needs—Master Roofing handles roofing projects while Flanders specializes in heating and air conditioning systems.
| Master Roofing Company | Flanders Heat And Air Systems | |
|---|---|---|
| Rating | ★ 5.0 | ★ 4.7 |
| Years Licensed | 17 years | 32 years |
| License # | 921058 | 677502 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Oakland, CA | Pleasanton, CA |
| Website | masterroofingcompany.net | www.flandersair.com |
Key Differences
What Customers Say
Master Roofing Company
Customers consistently praise Master Roofing's responsiveness, efficient project completion, and transparent pricing without pressure to add unnecessary work.
Flanders Heat And Air Systems
Customers highlight Flanders' technical expertise in solving complex HVAC challenges and the owner's personal involvement in ensuring proper system installations.
Key Takeaway: Master Roofing is recognized for speed and efficiency in completing projects, while Flanders earns praise for problem-solving ability on technically challenging installations other contractors struggled with.
Customer Reviews
Master Roofing Company
They repaired a part of my roof that another big company messed up and refused to fix. Sunny and his team fixed it, and also patched another problem on my roof at a good price. I didn't know they were...
Sunny and Danny did an excellent job fixing our roof a few years ago and it has aged extremely well. Their pricing is incredibly fair for the high-quality work that they provide and the extremely effi...
We recently had a crew from Master Roofing do some work on part of the old roof of our old house. We are very pleased with the reasonable cost and professional attitude and skill. Highly recommended.
Flanders Heat And Air Systems
I recommend Flanders Heat & Air Systems because they actually focus on what's best for the customer and are very skilled. We had a heat pump installed to replace a gas furnace and air conditioning un...
100% recommend Bret and Flanders Heat & Air! Literally the worst thing that could happen during a heat wave: our A/C unit stopped working last night. We feared that we would have to wait weeks for som...
Life Saver! I thought I was going to have to replace the entire heater, but Mr. Flanders saved the day and repaired it just in time for the Christmas holidays! I highly recommend his services.
Consider Master Roofing Company if...
- ✓ You need roofing work including repairs, full replacement, inspection, or storm damage assessment
- ✓ Your home is older and may have hidden structural issues that require experienced diagnosis during roofing projects
- ✓ You value fast turnaround and efficient project completion, particularly for urgent leak repairs
- ✓ You want a roofing specialist who explains options clearly without pushing unnecessary upgrades
Consider Flanders Heat And Air Systems if...
- ✓ You need heating or air conditioning service including repair, maintenance, or system replacement
- ✓ Your project involves complex HVAC challenges like ductless mini-splits, heat pump conversions, or specialty equipment
- ✓ You need emergency response during extreme weather when heating or cooling systems fail
- ✓ You want a veteran HVAC contractor with three decades of technical experience troubleshooting difficult installations
Questions to Ask Before Hiring
- → Confirm which home system actually needs service—your roof or your heating and cooling equipment
- → If you need both trades for a larger renovation, ask each contractor if they coordinate with other trades or if you'll need to manage the schedule yourself
- → Ask about typical project timelines for your specific work so you can plan if both systems need attention
- → Request references for projects similar in scope to yours, particularly if your home has unique challenges like age, multiple units, or custom equipment
The Bottom Line
This isn't a competitive choice—it's a matter of identifying which trade you actually need. If your roof leaks, has storm damage, needs inspection, or requires replacement, hire Master Roofing Company. If your furnace fails, your AC stops cooling, or you need HVAC installation or repair, hire Flanders Heat And Air Systems. Both are veteran contractors with proper licensing and insurance, strong customer feedback, and decades of specialized experience. The decision comes down entirely to whether you need roofing work or heating and cooling service. If you're planning a larger renovation requiring both trades, you can hire both companies for their respective specialties, though you'll need to coordinate scheduling yourself since they don't work together as a general contracting team.
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Frequently Asked Questions
No. Master Roofing Company holds a roofing contractor license and specializes exclusively in roof work. Flanders Heat And Air Systems holds an HVAC contractor license and works only on heating and cooling systems. Each operates within their licensed specialty, which is actually what you want—deep expertise in one trade rather than superficial knowledge across many.
The experience difference is less relevant than the fact that they work in completely different trades. Flanders' 32 years versus Master Roofing's 17 years would only matter if they competed for the same projects. Both qualify as veteran contractors with sufficient experience to handle complex work in their respective specialties.
If you see visible water damage, missing shingles, or leaks that appear during rain, start with Master Roofing. If your issue involves indoor temperature control, strange furnace noises, or AC failure, call Flanders. For attic-related concerns that could involve either ventilation or insulation, describe your symptoms when calling and they can guide you to the right trade if needed.
No. Both companies maintain active licenses, carry required workers compensation insurance, and hold identical $25,000 bonds. Customer feedback for both emphasizes professionalism, fair pricing, and avoiding unnecessary upsells. These are well-established, properly insured contractors who operate legitimately within their trades.
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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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