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Bay Valley Roofing & Solar vs Synergy 768
Contra Costa General Contractors Comparison · Updated March 2026
Bay Valley specializes in roofing with solar coordination, while Synergy 768 is a solar-first contractor with electrical expertise but limited roofing capabilities.
| Bay Valley Roofing & Solar | Synergy 768 | |
|---|---|---|
| Rating | ★ 4.8 | ★ 4.3 |
| Years Licensed | 13 years | 12 years |
| License # | 982745 | 994847 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Brentwood, CA |
| Website | bayvalleyroofing.com | synergy768.com |
Key Differences
What Customers Say
Bay Valley Roofing & Solar
Customers consistently praise thorough photo-documented inspections, responsive communication throughout projects, and professional crews who maintain clean worksites and provide follow-up troubleshooting.
Synergy 768
Customers highlight on-schedule completion, within-budget delivery, and high owner involvement in technical consultations, though some note concerns about administrative follow-through on tasks like rebate paperwork.
Key Takeaway: Bay Valley's feedback emphasizes detailed assessment and ongoing communication across complex scopes, while Synergy 768 earns praise for timeline reliability and repeat customer relationships but shows occasional administrative gaps.
Customer Reviews
Bay Valley Roofing & Solar
Putting on a new roof is a daunting project, but Bay Valley made everything a breeze for us! The process started with a thorough inspection, and then a very comprehensive video chat with Nathan, who e...
We're so glad we chose Bay Valley Roofing and Solar company to replace our roof. Working with Ryan was top notch customer service. Something we don't see as much anymore. He's professional, detailed, ...
Bay Valley Roofing did a great job in replacing our roof. Although we were out of the area, they did an outstanding job of documenting their work and communicating with us in planning and executing t...
Synergy 768
Synergy 768 executed a very nice design for an expansion of our existing solar/battery system. Other companies had expressed doubt that the system could be expanded. After the plans were approved, the...
Ed Cotas and the Synergy 768 team performed professionally and punctually in installing the solar panel system at our home. They have been ready and available to answer any questions we have had. I w...
Synergy did a great job with a complicated ground mount solar system for me. They took care of everything including permits, PG&E, batteries and training !
Consider Bay Valley Roofing & Solar if...
- ✓ Your roof is older than 10 years or showing wear, since installing solar on a roof that will need replacement within 15 years creates expensive panel removal and reinstallation costs later
- ✓ You've experienced leaks, storm damage, or water intrusion issues that require structural roofing diagnosis before adding solar panel penetrations
- ✓ You're considering solar shingles or integrated roofing products rather than traditional rack-mounted panels
- ✓ You need a contractor who can assess whether your roof structure can support solar load and address any deficiencies during the same project
Consider Synergy 768 if...
- ✓ Your roof is relatively new and structurally sound, requiring only solar installation without roofing work
- ✓ You're prioritizing battery storage systems or whole-home backup power alongside solar panels
- ✓ You need EV charging infrastructure installed as part of a broader electrical upgrade and solar project
- ✓ You value working directly with an owner who handles technical consultations and can manage utility coordination and permitting processes for solar interconnection
Questions to Ask Before Hiring
- → If choosing Bay Valley for solar work, ask specifically about their solar installation capabilities versus subcontracting, and request references from solar projects completed in the past year
- → If choosing Synergy 768 and your roof is older than 8 years, ask whether they inspect roof condition before solar installation and what happens if structural issues are discovered mid-project
- → For either company, clarify who handles warranty claims if issues arise at the intersection of roofing and solar work
- → Ask Synergy 768 about their process for ensuring rebate paperwork and administrative tasks are completed on schedule, given customer feedback mentioning occasional follow-through concerns
The Bottom Line
Choose Bay Valley Roofing & Solar if your roof is older, showing wear, or needs replacement, since combining roofing and solar work under one contractor prevents expensive panel removal costs and eliminates coordination gaps between separate companies. Their roofing expertise ensures proper structural assessment and waterproofing. Choose Synergy 768 if your roof is newer and structurally sound, and your primary goal is solar panel installation, battery storage, or EV charging infrastructure—their dedicated solar and electrical focus delivers strong permitting coordination and on-schedule completion for these systems. Don't hire a solar contractor to lead a project that fundamentally requires roofing expertise, and vice versa.
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Frequently Asked Questions
No, Synergy 768 is licensed for electrical and solar work, not roofing. If your roof needs replacement or significant repair, you would need to hire a separate roofing contractor first, which creates coordination challenges and potential warranty gaps between two companies. Bay Valley can handle both the roofing and solar coordination as a single project with unified accountability.
Based on customer reviews, Bay Valley handles solar shingle installations and coordinates solar panel removal and reinstallation during roof replacements, but their solar servicing may be limited for complex solar-only projects. If your primary need is a sophisticated solar array with battery backup and no roofing work, Synergy 768's dedicated solar expertise is more appropriate. Confirm with Bay Valley what specific solar work they perform in-house versus coordinate.
Bay Valley is better positioned for integrated roof-and-solar projects because they can assess structural requirements, ensure proper flashing and waterproofing around solar penetrations, and provide unified warranty coverage. Having a roofing expert lead the project when roof replacement is involved reduces the risk of water intrusion issues that can occur when solar contractors penetrate aging roofs. Synergy 768 would require you to coordinate separately with a roofer first.
Yes, because their expertise areas are fundamentally different. Thirteen years of roofing experience means Bay Valley knows how to diagnose hidden damage, assess roof structure, and prevent water intrusion, while Synergy 768's 12 years focused on solar and electrical means they excel at system design, battery integration, and utility interconnection. Choose based on whether your project is primarily a roofing need with solar added, or a solar installation on a roof that's already in good condition.
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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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