Two Brothers Roofing vs Mortensen Roofing & Gutters
East Bay Roofing Comparison · Updated January 2026
| Two Brothers Roofing | Mortensen Roofing & Gutters | |
|---|---|---|
| Rating | ★ 5.0 | ★ 5.0 |
| Years Licensed | 46 years | 36 years |
| License # | 378564 | 583533 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Castro Valley, CA | Concord, CA |
| Website | www.tbroof.com | www.mortensenroofing.com |
Our Analysis
In customer-referenced services, Two Brothers Roofing is associated with roof replacement, shingle work, and gutter-related work, including installation and minor repairs. Customers also describe multi-step projects with separate crews handling tear-off, roofing, and gutters, and they frequently mention cleanup after completion. Mortensen Roofing & Gutters is described in terms of roofing projects and repair needs, including addressing leaks and helping source replacement materials after damage.
On process and communication, both are characterized as professional and clear in communication. Two Brothers Roofing is specifically described as responsive during estimating and scheduling, with timely updates and patience in answering questions, and is also referenced for repeat use and referrals through real estate and property management contacts. Mortensen Roofing & Gutters is described as straightforward from estimating through completion, with dependable scheduling and timely follow-through, and results described as meeting expectations.
Why choose Two Brothers Roofing?
- ✓ You’re located in or near Castro Valley or elsewhere in Alameda County and want a contractor referenced as serving that area.
- ✓ You want a team customers describe as coordinating separate crews for tear-off, roofing, and gutter phases on multi-step projects.
- ✓ Gutter installation or minor gutter repairs are part of the scope alongside roofing work.
- ✓ Cleanup and jobsite order at the end of the project is a priority, as this is repeatedly mentioned in customer feedback.
Why choose Mortensen Roofing & Gutters?
- ✓ You’re located in or near Concord or elsewhere in Contra Costa County and prefer a contractor based in that area.
- ✓ You need help with targeted repairs such as leak-related work, in addition to larger roofing projects.
- ✓ You value a straightforward estimating-to-completion process with dependable scheduling and timely follow-through.
- ✓ You may need assistance sourcing replacement materials after damage, which is specifically referenced in customer feedback.
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Frequently Asked Questions
Yes. Both are listed with active license status, workers’ compensation coverage, and a $25,000 bond.
Two Brothers Roofing is based in Castro Valley in Alameda County. Mortensen Roofing & Gutters is based in Concord in Contra Costa County.
Two Brothers Roofing is specifically referenced for gutter-related work, including installation and minor repairs, alongside roofing. Mortensen Roofing & Gutters is described for roofing and repairs, but gutter-specific services are not detailed in the provided data.
Mortensen Roofing & Gutters is specifically referenced for addressing leaks and helping with repair needs. Two Brothers Roofing is referenced for minor gutter repairs and larger roofing work, but leak repair is not specifically mentioned in the provided data.
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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.