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Bay Valley Roofing & Solar vs Enterprise Roofing Service Inc

Contra Costa General Contractors Comparison · Updated March 2026

Quick Verdict

Bay Valley is a full-service roofing contractor, while Enterprise is primarily a specialty materials supplier rather than an installation company.

Bay Valley Roofing & Solar: Bay Valley Roofing & Solar is an established contractor focused on roof installations, repairs, and solar integration with organized project management.
Enterprise Roofing Service Inc: Enterprise Roofing Service Inc operates primarily as a materials supplier specializing in hard-to-find vintage tiles and shingles, not installation services.
Bay Valley Roofing & Solar Enterprise Roofing Service Inc
Rating 4.8 4.7
Years Licensed 13 years 62 years
License # 982745 221274
Workers' Comp ✓ Yes ✓ Yes
Bond Amount $25,000 $25,000
Location Concord, CA Concord, CA
Website bayvalleyroofing.com enterpriseroofing.com

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Key Differences

The critical distinction is business model, not just capability. Bay Valley operates as a roofing contractor with crews, project management, and installation services spanning full replacements, storm damage repairs, leak troubleshooting, and solar integration. Their customer feedback centers on the installation experience: inspection thoroughness, crew professionalism, jobsite cleanliness, and communication from proposal through completion. Enterprise, despite 62 years of licensing, functions as a materials supplier requiring appointments and specializing in matching hard-to-find tiles and shingles for restoration projects. Their reviews focus on inventory depth and staff helpfulness with material selection, not installation work. For a homeowner needing roof work done, Bay Valley provides the complete service. Enterprise serves as a resource if your contractor needs specialty materials or if you're sourcing tiles for a small DIY repair on a vintage roof requiring exact matches.

What Customers Say

Bay Valley Roofing & Solar

Customers praise Bay Valley for organized project execution from detailed inspections through completion, emphasizing communication, professional crews, and responsive follow-up on post-installation questions.

Enterprise Roofing Service Inc

Customers value Enterprise for their extensive inventory of hard-to-find and vintage roofing materials, along with helpful staff guidance on material selection and matching.

Key Takeaway: Bay Valley's feedback centers entirely on the installation experience and project management, while Enterprise's reviews focus exclusively on materials sourcing and supplier service with no mention of installation work.

Customer Reviews

Bay Valley Roofing & Solar

Jan 2026

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...

Dec 2025

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, ...

Dec 2025

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...

Enterprise Roofing Service Inc

Aug 2023

Great team, they were on time and ready to work. They were more concerned about the building than I was and that is refreshing

May 2023

Good place to find tiles replacements

Jul 2021

I needed tiles and they were very accomdating.

Consider Bay Valley Roofing & Solar if...

  • You need a contractor to actually install, replace, or repair your roof from start to finish
  • Your project involves complexity like storm damage assessment, solar panel coordination, or leak diagnosis requiring investigation
  • You value detailed documentation during the process, including inspection photos and regular communication updates
  • You're managing the project remotely and need a contractor comfortable with video calls and phone coordination
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Consider Enterprise Roofing Service Inc if...

  • You already have a contractor lined up but need hard-to-find vintage tiles or discontinued roofing materials
  • You're doing a small DIY tile replacement on an older roof and need exact material matches
  • You're a contractor yourself seeking a specialty supplier with extensive inventory for restoration projects
  • You need roofing materials delivered but don't require installation services
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Questions to Ask Before Hiring

  • For Bay Valley: Request a detailed proposal with photos from the inspection and ask about their warranty coverage for both materials and labor
  • For Enterprise: Confirm whether they provide any installation services or only materials, and ask about lead times for sourcing specialty items
  • For either company: Ask whether they can directly handle your specific project scope or if they'll need to refer you elsewhere

The Bottom Line

If you need your roof installed, repaired, or replaced, Bay Valley Roofing & Solar is the clear choice here because they actually provide installation services with experienced crews and project management. Enterprise Roofing Service Inc serves a completely different function as a materials supplier and is not positioned to complete roofing installations. Choose Bay Valley for any project requiring a contractor to do the work. Consider Enterprise only if you already have a contractor but need help sourcing vintage or discontinued roofing materials. For homeowners seeking a contractor this week, Bay Valley is the company that can actually start and complete your roofing project.

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Frequently Asked Questions

Based on their business model and customer feedback, Enterprise functions primarily as a materials supplier, not an installation contractor. Their reviews focus entirely on sourcing tiles and shingles, with no mention of installation crews or completed roof projects. If you need installation, you'll need to hire a separate contractor or choose a company like Bay Valley that provides complete installation services.

Enterprise becomes relevant if you already have a contractor but that contractor needs help sourcing discontinued, vintage, or specialty roofing materials that standard suppliers don't carry. They're also useful for small DIY repairs where you need just a few matching tiles for an older roof. For full-service roofing work, they're not the right fit.

The year count reflects different things here. Enterprise's 62 years primarily represents decades as a materials supplier and industry resource. Bay Valley's 13 years represents established experience as an installation contractor, which is substantial for the residential roofing sector. For hiring an installation contractor, 13 years is solidly in the experienced tier with proven track record.

You could potentially work with both companies: Enterprise to source specialty materials and Bay Valley to handle installation. However, start by asking Bay Valley if they can source what you need, as working with a single contractor simplifies coordination, warranty, and accountability. Only involve a separate materials supplier if your contractor confirms they cannot obtain the specific products required.

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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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