Compare Local Pros

Bay Roofing Company vs Mortensen Roofing & Gutters

East Bay Roofing Comparison · Updated January 2026

Bay Roofing Company Mortensen Roofing & Gutters
Rating 4.3 5.0
Years Licensed 37 years 36 years
License # 560803 583533
Workers' Comp ✓ Yes ✓ Yes
Bond Amount $25,000 $25,000
Location Alameda, CA Concord, CA
Website www.bayroofingalameda.com www.mortensenroofing.com

Our Analysis

Bay Roofing Company is located in Alameda, Alameda County, California, and has been licensed for 37 years with an active license status. It carries workers’ compensation coverage and maintains a $25,000 bond. The company is described as serving Alameda County and nearby communities, providing roofing services and working with customers from the estimating stage through installation. Customer feedback commonly mentions straightforward estimates, competitive pricing, timely arrival, and efficient completion, with notes about an organized process and work completed without unexpected changes. The summary also indicates at least one reported negative interaction, suggesting experiences may vary.

Mortensen Roofing & Gutters is located in Concord, Contra Costa County, California, and has been licensed for 36 years with an active license status. It also carries workers’ compensation coverage and maintains a $25,000 bond. Customer feedback describes the company as professional and straightforward from estimating through completion, with reasonable pricing, timely follow-through, and workmanship that meets expectations. Reviews also reference assistance with specific repair needs, including addressing leaks and helping source replacement materials after damage. Overall, both appear established and similarly credentialed, with differences mainly in base location and the repair-related examples highlighted in feedback.

Why choose Bay Roofing Company?

  • You prefer a contractor based in Alameda, with service described around Alameda County and nearby communities.
  • You want a long-licensed company (37 years) with an active license, workers’ compensation coverage, and a $25,000 bond.
  • You value an estimating and installation process described as organized, with emphasis on schedule and project expectations.
  • You want pricing clarity and efficiency, while noting that customer experience is described as not entirely uniform.
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Why choose Mortensen Roofing & Gutters?

  • You prefer a contractor based in Concord, which may be convenient for Contra Costa County locations.
  • You want an established company (36 years licensed) with an active license, workers’ compensation coverage, and a $25,000 bond.
  • You expect clear communication and dependable scheduling from estimate through completion.
  • You have a repair-focused need (such as leak work or sourcing replacement materials after damage) and want a company described as helping with those situations.
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Frequently Asked Questions

Yes. Both Bay Roofing Company and Mortensen Roofing & Gutters are listed with active license status and workers’ compensation coverage.

Bay Roofing Company is listed as licensed for 37 years, and Mortensen Roofing & Gutters is listed as licensed for 36 years.

Yes. Both are listed with a $25,000 bond.

Bay Roofing Company feedback references estimates, installation, timely completion, and an organized process. Mortensen Roofing & Gutters feedback references both larger roofing projects and smaller repairs, including leak-related work and help sourcing replacement materials after damage.

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.