How can I verify this license myself?

You can check the status directly at the California Contractors State License Board official lookup site using the license number 755837.

What does the C-39 classification cover?

The C-39 classification is for roofing contractors. This license includes a workers' compensation requirement, which is on file with the State Compensation Insurance Fund.

When was this business first licensed and what does active mean?

The record shows the business was first licensed in 1998. An active status means the license is currently valid and not suspended or revoked.

When does the license expire?

The license expires on 2026-09-30. Checking the current status matters because a license can be suspended or revoked at any time after the initial issue date.

What should I check before signing with a roofing contractor?

Verify the license status yourself at the state site, get the full scope of work in a written quote, and ask for local addresses of past jobs.

Home › Roofing › California › Mayorga J J Roofing Services INC

Mayorga J J Roofing Services INC

Roofing contractor · Pomona, CA 91768 · record last checked July 11, 2026

License active — checked July 11, 2026

License

755837

C-39 Roofing Contractor

Status

active

in good standing per state record

First licensed

1998

per California Contractors State License Board (CSLB)

Expires

September 30, 2026

renewal required

Mayorga J J Roofing Services INC holds an active C-39 Roofing Contractor license issued by the California Contractors State License Board. The business mailing address on file is in Pomona, CA.

What this record does — and doesn't — tell you

This license shows the state issued permission to operate, but it does not indicate work quality or customer satisfaction. A license number allows you to verify the business exists in the state database, but it is not a quality endorsement.

Verify this license yourself (30 seconds)

Don't take our word for it — or anyone's. Search license 755837 at the official California Contractors State License Board (CSLB) lookup and confirm the status is current before you sign anything.

Open the official California license search →

Business phone of record

(626) 437-3700 (from the California Contractors State License Board (CSLB) license file — call them directly)

Common questions

How can I verify this license myself?: You can check the status directly at the California Contractors State License Board official lookup site using the license number 755837.
What does the C-39 classification cover?: The C-39 classification is for roofing contractors. This license includes a workers' compensation requirement, which is on file with the State Compensation Insurance Fund.
When was this business first licensed and what does active mean?: The record shows the business was first licensed in 1998. An active status means the license is currently valid and not suspended or revoked.
When does the license expire?: The license expires on 2026-09-30. Checking the current status matters because a license can be suspended or revoked at any time after the initial issue date.
What should I check before signing with a roofing contractor?: Verify the license status yourself at the state site, get the full scope of work in a written quote, and ask for local addresses of past jobs.

Guides for hiring smart

Get the free Seasonal Home Maintenance Schedule

Month-by-month checklist for your state — roof, gutters, HVAC and more. Plus license-lapse alerts for contractors you're considering.

We don't sell your email address. See our privacy & editorial policy.

Source: California Contractors State License Board (CSLB), license file dated July 11, 2026. Safe Home Experts re-checks California records on a fixed schedule and unpublishes lapsed licenses. This page describes a public record — it is not a review, rating, or endorsement. Corrections: data corrections.