Calisco Roofing vs A1 Home Roofing Company
East Bay Roofing Comparison · Updated January 2026
| Calisco Roofing | A1 Home Roofing Company | |
|---|---|---|
| Rating | ★ 5.0 | ★ 5.0 |
| Years Licensed | 3 years | 8 years |
| License # | 1105093 | 1038281 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Brentwood, CA | Orinda, CA |
| Website | caliscoroofing.com | havealeak.com |
Our Analysis
Service scope overlaps: both are associated with residential roofing, including inspections, leak response, maintenance, and roof replacement or full roof work. Calisco’s project examples are more specifically itemized in the data, including low-slope roofing, tile roof maintenance and repairs, PVC membrane roofing, torch-down roofing, gutter cleaning, and roof vent/flashing installation. For A1, the examples referenced include full roof projects and smaller jobs such as garage roofing, along with rain-related leak situations.
Customer summaries for both emphasize coordination and communication. Calisco is described as responsive with thorough inspections and documentation such as before-and-after photos, plus attention to cleanup. A1 is described as professional, with clear estimates, competitive quotes, prompt scheduling, and timely completion, along with explanations that help customers feel informed.
Why choose Calisco Roofing?
- ✓ You want a Brentwood-based contractor serving the surrounding area within Contra Costa County.
- ✓ Your project involves specific systems mentioned in the data, such as PVC membrane, torch-down, low-slope work, or tile roof maintenance and repairs.
- ✓ You value detailed inspection practices and documentation like before-and-after photos, as referenced in customer feedback.
- ✓ Cleanup and keeping the work area orderly is an important part of your decision criteria.
Why choose A1 Home Roofing Company?
- ✓ You prefer an Orinda-based contractor within Contra Costa County.
- ✓ You place weight on longer licensing tenure (8 years listed) while still maintaining active status, workers’ comp, and a $25,000 bond.
- ✓ You want clear estimates and quotes described as competitive, along with prompt scheduling and timely completion.
- ✓ Your needs include either a full roof project or a smaller job (such as garage roofing) or guidance for rain-related leak concerns.
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Frequently Asked Questions
Yes. Both Calisco Roofing and A1 Home Roofing Company are listed with active license status and workers’ compensation coverage, and each is shown with a $25,000 bond.
Yes. The provided information describes both as being contacted for leak-related issues and for scheduled roofing work such as maintenance and larger roof projects.
A1 Home Roofing Company is listed as licensed for 8 years, while Calisco Roofing is listed as licensed for 3 years.
Examples referenced include low-slope roofing, tile roof maintenance and repairs, PVC membrane roofing, torch-down roofing, gutter cleaning, and roof vent/flashing installation.
Other East Bay Roofing Comparisons
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.