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Licensed roofing contractors in Glendora
10 contractors with a Glendora mailing address hold an active (CLEAR) CSLB C-39 Roofing license in CSLB's license file dated Oct 20, 2026. 10 of them show a workers' comp policy on file. Get quotes from up to 3 of them →
A stand-alone roofing job calls for a C-39 Roofing license. CSLB requires C-39 licensees to carry workers' compensation even if they have no employees, so check that a policy is on file.
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A Featured spot on this roofing page for Glendora is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
Ad space · openAdvertise here
A Featured spot on this roofing page for Glendora is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
All 10 licensed roofing contractors
Order: A–Z by business name (neutral, stated). Showing 1–10. ADVANCED ROOFING AND SONS INC
C-39 · Lic. #684276 · Glendora 91741
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DE LORENZO'S GUARANTEED ROOFING
C-39 · Lic. #660528 · Glendora 91741
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DOWD INDUSTRIES CORPORATION
C-39 · Lic. #380611 · Glendora 91741
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GARDENBALL GENERAL CONSTRUCTION COMPANY
C-39 · also B, C-36 · Lic. #1041273 · Glendora 91741
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MAXIMUM COVERAGE ROOFING
C-39 · Lic. #673028 · Glendora 91740
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
RAIN DANCE ROOFING
C-39 · Lic. #683813 · Glendora 91740
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
READERS ROOFING
C-39 · Lic. #1146274 · Glendora 91740
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
S D YOUNG ROOFING
C-39 · Lic. #691337 · Glendora 91741
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
STORM TIGHT ROOFING INC
C-39 · Lic. #790524 · Glendora 91740
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
V I P ROOFING
C-39 · Lic. #696625 · Glendora 91741
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026