Black Diamond Roofing vs Pacific Coast Roofing Service
East Bay Roofing Comparison · Updated January 2026
| Black Diamond Roofing | Pacific Coast Roofing Service | |
|---|---|---|
| Rating | ★ 4.0 | ★ 5.0 |
| Years Licensed | 11 years | 11 years |
| License # | 996268 | 1002352 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Martinez, CA |
| Website | www.blackdiamondroofs.com | pcroofingservice.com |
Our Analysis
Black Diamond Roofing is based in Concord and is described as working with roofing services and repairs, including projects coordinated through homeowner associations. Customer feedback themes include professionalism, punctuality, responsiveness, and a problem-solving approach. The review summary also notes that some jobs may require additional steps, such as returning with a separate proposal after an initial assessment, and that experiences are mixed.
Pacific Coast Roofing Service is based in Martinez. Its customer feedback themes emphasize being professional and organized, with clear and thorough estimates and explanations that help with material and project decisions. Reviews commonly mention timely scheduling, efficient work, careful cleanup, and consistent communication and follow-up. The summary references a range of job types, including roof replacements and repairs, and mentions work involving flat and shingled sections, gutters, and skylights.
Why choose Black Diamond Roofing?
- ✓ You want a Concord-based contractor serving Contra Costa County, including support for HOA-coordinated roofing work.
- ✓ You prefer a provider described as punctual and professional, with a problem-solving approach during service interactions.
- ✓ You’re comfortable with a process that may include an initial assessment followed by a separate proposal step.
- ✓ You want documented basics in place: active licensure (11 years), workers’ compensation coverage, and a $25,000 bond.
Why choose Pacific Coast Roofing Service?
- ✓ You want a Martinez-based contractor in Contra Costa County with an emphasis on an organized process and clear estimating.
- ✓ You value detailed explanations that help you choose materials and understand project scope before work begins.
- ✓ You prioritize timely scheduling, efficient execution, and careful cleanup after installation.
- ✓ Your project may involve repairs or replacement work across different roof sections, and potentially related items like gutters or skylights, as referenced in customer feedback themes.
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Frequently Asked Questions
Yes. Both are listed with active license status, 11 years licensed, and workers’ compensation coverage.
Yes. Each company is listed with a $25,000 bond.
Black Diamond Roofing is based in Concord, while Pacific Coast Roofing Service is based in Martinez. Both serve Contra Costa County.
Black Diamond Roofing’s summary highlights professionalism and responsiveness, with some jobs involving an additional proposal step after assessment. Pacific Coast Roofing Service’s summary emphasizes clear estimates, thorough explanations, consistent updates, and a streamlined process from inspection to completion.
Other East Bay Roofing Comparisons
Marco Roofing
★ 4.9
Pacific Coast Roofing Service
★ 5.0
Pacific Coast Roofing Service
★ 5.0
Apollo Roofing Company
★ 5.0
Sierra Roofing and Solar
★ 4.8
Pacific Coast Roofing Service
★ 5.0
Pacific Coast Roofing Service
★ 5.0
Dependable Roofing Inc
★ 4.9
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified January 13, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.