Compare Local Pros

Mortensen Roofing & Gutters vs Renergy Roofing

East Bay Roofing Comparison · Updated January 2026

Mortensen Roofing & Gutters Renergy Roofing
Rating 5.0 5.0
Years Licensed 36 years 1 years
License # 583533 1127157
Workers' Comp ✓ Yes ✓ Yes
Bond Amount $25,000 $25,000
Location Concord, CA Walnut Creek, CA
Website www.mortensenroofing.com renergyroofing.com

Our Analysis

Mortensen Roofing & Gutters is located in Concord and shows 36 years of licensing history with an active license. Its stated focus includes residential roofing and gutter work, covering maintenance, repairs, and replacement needs. Customer feedback commonly points to a straightforward experience from estimating through completion, with mentions of reasonable pricing, timely follow-through, and help with specific repair situations such as addressing leaks and sourcing replacement materials after damage.

Renergy Roofing is located in Walnut Creek and shows 1 year of licensing history with an active license. It also carries workers’ compensation coverage and a $25,000 bond. Reviews for Renergy Roofing frequently describe an organized process, clear communication, and transparent explanations of the work. Customers often mention punctual scheduling, efficient execution, attention to detail during installation, and clean job sites. Feedback also includes responsiveness for inspections or urgent leak concerns and guidance on materials and components, including recommendations aligned with future solar panel plans.

Side-by-side, both are described as professional and communicative, while Mortensen is distinguished by longer licensing tenure and gutter inclusion in its service focus, and Renergy by frequent mentions of cleanliness, installation detail, and materials guidance.

Why choose Mortensen Roofing & Gutters?

  • Longer licensing history (36 years) with an active license, which may matter if you prefer a contractor with established tenure in the area.
  • Residential focus that includes both roofing and gutter work, which can be useful if you want one contractor for related exterior needs.
  • Customer feedback highlights straightforward estimating, timely follow-through, and workmanship meeting expectations.
  • Reviews mention help with specific repair needs, including leak repairs and assistance sourcing replacement materials after damage.
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Why choose Renergy Roofing?

  • Active license with 1 year of licensing history; consider this if you are comfortable with a newer licensing timeline.
  • Customer feedback frequently notes organized project management, clear communication, and transparent explanations from estimate through completion.
  • Reviews often mention punctual scheduling, efficient execution, attention to detail during installation, and clean job sites.
  • Customers also cite responsiveness around inspections or urgent leak concerns and guidance on materials, including recommendations for future solar panel plans.
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Frequently Asked Questions

Yes. Both list workers’ compensation coverage and a $25,000 bond.

Mortensen Roofing & Gutters is based in Concord, and Renergy Roofing is based in Walnut Creek.

Mortensen Roofing & Gutters shows 36 years of licensing history, while Renergy Roofing shows 1 year. Both licenses are listed as active.

For Mortensen Roofing & Gutters, customers often mention straightforward estimating, timely follow-through, and help with leak repairs and sourcing replacement materials. For Renergy Roofing, customers often mention organized execution, clean job sites, attention to installation detail, and guidance on materials, including for future solar plans.

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.