

MASTER SELECT™ CONTRACTOR
Alcal Roofing Waterproofing & Insulation
Member Since: 01/01/1998
42950 Osgood Rd , Fremont CA, 94539 USA
About us
Alcal has been a leading installer for roofing and waterproofing products for over 40 years. We are experienced in commercial, residential, industrial and public works projects. Whether it’s new construction, roof replacements or a leak repair, we’ll get the job done right.
Services:
New Construction
Roof Inspections
Emergency Leak Remediation
Preventative Roof Maintenance
Tenant Improvement Repairs
General Roof Repair and Restoration

Single Ply Certification
This GAF-certified contractor specializes in installing Single-Ply roofing systems.

Asphaltic Certification
This GAF-certified contractor specializes in installing Asphaltic roofing systems.

Topcoat Certification
This GAF-certified contractor specializes in installing TOPCOAT® roofing restoration systems.
Verified Customer reviews
Our Scorecard
How Your Neighbors Rated Us.
SALES
Understood my Needs
Estimate Explanation
INSTALLATION
Acted Courteously
Acted Professionally
Cleaned Up
Protected Property
Timely Job Completion
RESULTS
Met Expectations
Professional Performance
Recommend to Others
"acted professionally and performed the work well and in a timely manner."
- Property Owner, NEWARK CA, Sep 15, 2015
(Verified Purchaser)