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Acker Roofing vs TSP Roofing and Solar
Contra Costa Roofing Contractors Comparison · Updated March 2026
Acker Roofing brings 12 years of licensed experience versus TSP's 3 years, a meaningful difference for complex roofing diagnostics and unexpected complications.
| Acker Roofing | TSP Roofing and Solar | |
|---|---|---|
| Rating | ★ 4.9 | ★ 5.0 |
| Years Licensed | 12 years | 3 years |
| License # | 993338 | 1096233 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Hercules, CA |
| Website | ackerroofing.com | www.tsproofingandsolar.com |
Key Differences
What Customers Say
Acker Roofing
Customers consistently highlight Acker's thorough inspections, clear diagnostic explanations, and professional handling of both emergency repairs and planned projects with attention to coordination and site cleanliness.
TSP Roofing and Solar
TSP receives frequent praise for responsive scheduling, fast project completion, and integrated management of combined roofing-solar-electrical scopes with regular progress updates.
Key Takeaway: Acker's reviews emphasize diagnostic expertise and handling complex scenarios like storm damage and chimney leaks, while TSP's feedback centers on speed, convenience, and bundled solar-roofing service delivery.
Customer Reviews
Acker Roofing
They are quick to respond and have work quality they honor the work warranty no questions asked why rain or shine they come to repair
Acker Roofing did a great job of replacing our roof. They listened to my specific needs, found a good solution, and troubleshooted problem areas. They were able to fit us into their schedule and the j...
Dean and Acker came recommended to us by a State Farm insurance agent, and we can see why. Dean quickly turned around a fair quote for roofing our house. Rodigo and his partner worked diligently on ev...
TSP Roofing and Solar
I can't recommend TSP Roofing & Solar enough. Mario and his team were absolutely incredible. I reached out to over 25 different companies trying to find someone who could handle both roofing and solar...
From beginning to end TSP roofing and solar did a fabulous job. They did a new roof for us along with solar battery bundle. They were efficient and well organized and most importantly they kept in tou...
Mario and crew over-delivered on everything! They recognized we’d need to upgrade our electrical panel and got it approved by PG&E and installed within 30 days, when other installers told us 3—4 m...
Consider Acker Roofing if...
- ✓ Your roof is older than 15 years and likely to reveal hidden issues like dry rot, damaged decking, or structural concerns during tear-off that require experienced diagnosis and remediation
- ✓ You need complex leak troubleshooting around chimneys, skylights, or unusual roof penetrations where pattern recognition from hundreds of prior projects matters
- ✓ You're coordinating roof work with an existing solar contractor and want a roofing specialist focused solely on protecting your structure
- ✓ You value the track record and problem-solving depth that comes from 12 years of navigating permit processes, insurance documentation, and storm damage claims
Consider TSP Roofing and Solar if...
- ✓ You're installing both a new roof and solar system simultaneously and want one contractor managing both scopes with integrated warranties and scheduling
- ✓ Your project includes electrical panel upgrades, battery installation, or inverter work that TSP can handle without coordinating separate electricians
- ✓ You need particularly fast turnaround and value the high owner involvement that newer companies often provide
- ✓ Your roof is relatively straightforward (newer home, standard pitch, no complex valleys or penetrations) where bundled roofing-solar service offers convenience
Questions to Ask Before Hiring
- → Ask TSP: How many full roof tear-offs have you personally overseen, and can you provide references from projects where hidden damage was discovered and remediated during the tear-off?
- → Ask TSP: Who on your crew has worked together for more than 2 years, and what is your process when unexpected structural issues are found mid-project?
- → Ask Acker: If my project involves solar panel removal and reinstallation, which solar contractors do you work with most frequently and how is that coordination typically structured?
- → Ask both: Can you walk my specific roof and describe potential complications you anticipate based on age, material, and condition?
The Bottom Line
For most homeowners, Acker Roofing's 12 years of focused roofing experience provides meaningfully better protection against the complications and hidden damage that commonly emerge during roof projects, particularly on older homes. Their track record of storm damage assessment, complex leak diagnosis, and dry rot remediation reflects problem-solving depth that takes years to develop. Choose TSP if you're bundling straightforward roofing with solar installation and value integrated project management under one contract, but understand you're trading experience depth for convenience. If your primary need is roofing expertise—especially on homes built before 2010—Acker's established track record is the safer choice this week.
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Frequently Asked Questions
Not necessarily for straightforward projects, but experience matters significantly when tear-offs reveal unexpected rot, structural issues, or complex leak sources. A contractor with 12 years has diagnosed and solved these problems hundreds more times. If your roof is older or has a history of issues, Acker's depth of experience reduces risk when complications arise mid-project.
If you're installing both simultaneously on a newer, straightforward roof, TSP's integrated approach simplifies scheduling, warranties, and electrical tie-ins. However, if your roof itself is older or complex, consider having Acker handle the roofing while coordinating with a specialized solar installer—Acker has established relationships with solar contractors and experience managing that workflow.
Reviews suggest TSP emphasizes particularly fast turnarounds, which works well for straightforward installs. Acker's timeline focus appears to be coordination around weather, permits, and other trades rather than speed alone. For complex roofing work, taking adequate time to address hidden issues properly often matters more than fastest completion.
Yes, because insurance and bonds protect you financially, but experience protects you from problems occurring in the first place. Acker's 12 years means more refined crew training, better anticipation of code requirements, and stronger relationships with inspectors and suppliers. These reduce the likelihood you'll need to use that bond or face project delays due to inexperience.
Looking for the Best?
See our ranked list of top roofing contractors in Contra Costa.
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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 13, 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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