Compare Local Pros
Paragon Roofing vs West Coast Solar
Contra Costa Roofing Contractors Comparison · Updated March 2026
You're comparing a roofing specialist with 3 years experience to a solar company with 18 years experience that also does roof work.
| Paragon Roofing | West Coast Solar | |
|---|---|---|
| Rating | ★ 4.9 | ★ 4.3 |
| Years Licensed | 3 years | 18 years |
| License # | 1100626 | 908549 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Concord, CA |
| Website | www.paragonroofco.com | www.westcoastsolar.com |
Key Differences
What Customers Say
Paragon Roofing
Customers consistently describe organized roofing projects with clear timelines, responsive communication throughout, and professional crews who complete work on schedule while maintaining clean jobsites.
West Coast Solar
Customers highlight no-pressure solar sales, single-day installations with careful roof protection, and permit handling, though some note post-installation service delays for warranty repairs.
Key Takeaway: Paragon's feedback centers entirely on roofing project execution and communication, while West Coast Solar's reviews describe solar installation experiences with roof work as a component rather than the primary service.
Customer Reviews
Paragon Roofing
Had them replace my whole roof and gutter system and it was amazing. Fair pricing and followed through everything that was agreed. Thank you Paragon!
Paragon Roofing completed a complicated roof installation in San Francisco for me where 5 layers of old roof needed to be removed before installation of the new roof. It took about 5 business days. ...
Very professional. Set a date and time. They arrived on time and the boss gave me the time that they would be done. The job went well and they were done the same day and on time. I would recommend thi...
West Coast Solar
Craig and the customer service staff were awesome! They listened to my concerns and were open to my service options. Craig was very nice and explained everything for me to understand.
Communication was great from the start, to the time they left. Great job WCS!!
On time and did a great job
Consider Paragon Roofing if...
- ✓ You need a full roof replacement, reroofing, or gutter replacement as a standalone project without solar installation involved
- ✓ You want a contractor whose entire business model centers on roofing work, with all reviews describing roofing-specific project management
- ✓ Responsive communication and being kept informed throughout the roofing process is a priority, as this is consistently mentioned in customer feedback
- ✓ You're comfortable with a growing contractor who has 3 years of licensed experience and value their focus on clean jobsite practices and on-time completion
Consider West Coast Solar if...
- ✓ You're planning to install solar panels and need tile roof work done as part of that project, which is West Coast Solar's actual specialty
- ✓ You value the depth of experience that comes with 18 years as a licensed contractor, even though that experience is primarily in solar installation
- ✓ You have an existing solar system installed by West Coast Solar and need warranty service or equipment repairs
- ✓ Your project specifically involves tile roof installation or protection in conjunction with solar panel mounting
Questions to Ask Before Hiring
- → Ask West Coast Solar directly: Do you perform standalone roof replacements without solar installation, and how many have you completed in the past year?
- → Ask Paragon Roofing for references from projects similar in scope and complexity to yours, particularly if your roof may have hidden damage requiring experienced diagnosis
- → Ask both companies who will supervise the work daily and how long their current roofing crew has worked together
- → Confirm with both contractors exactly what warranty coverage applies to the roofing work itself and who handles warranty claims
The Bottom Line
If you need a roof replacement or repair without solar installation, Paragon Roofing is the appropriate choice despite being a younger company. Their entire business focuses on roofing, with consistent customer feedback about project management, communication, and reliable timelines specific to roof work. West Coast Solar is a solar company first, with roof work performed primarily to support panel installations. Their 18 years of experience is valuable for solar projects requiring tile roof coordination, but that doesn't translate to being a roofing contractor for standalone projects. Choose the specialist whose core business matches your actual project needs.
Get Up to 3 Free Quotes
Compare prices from licensed, verified contractors
Frequently Asked Questions
West Coast Solar's core business is solar installation, with roof work performed primarily to support panel mounting. If you need a standalone roof replacement or repair without solar, Paragon Roofing's specialized focus on roofing projects makes them the more appropriate choice. West Coast Solar's 18 years of experience is in solar, not standalone roofing contracts.
The experience gap matters, but context is critical. Paragon has 3 years as a licensed roofing specialist, while West Coast Solar has 18 years primarily in solar installation. For a straightforward roof replacement, Paragon's focused experience may be more relevant. For complex situations requiring diagnosis of hidden structural damage, West Coast Solar's longer tenure offers more seasoning, though it's unclear how much standalone roofing they perform.
If solar is part of your near-term plan, West Coast Solar can coordinate both the roofing and solar work, potentially simplifying warranties and protecting your new roof during panel installation. However, if solar is years away, hire the roofing specialist now and choose a solar contractor later. Don't compromise on your immediate roofing needs for a hypothetical future project.
West Coast Solar's reviews mention some delays in post-installation service for solar systems, with customers reporting challenges reaching the service department for warranty repairs. Paragon Roofing's reviews don't provide enough detail about long-term service responsiveness. Ask both companies specifically about their warranty process, response times, and how service requests are handled after project completion.
Looking for the Best?
See our ranked list of top roofing contractors in Contra Costa.
Other Contra Costa Roofing 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 13, 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.