How can I verify this license myself?

Check the California Contractors State License Board official lookup tool to confirm the license number and status.

What does the C-39 classification cover?

The C-39 classification covers roofing work. California law requires roofing contractors to carry workers' compensation insurance, which is on file for this business.

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

The license was first issued in 2013. An active status means the license is currently valid and the contractor is authorized to work.

When does the license expire?

The license expires on 2027-12-31. Checking the current status ensures the license has not been suspended or revoked.

What should I check before signing with a roofing contractor?

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

Home › Roofing › California › U & M Waterproofing CO

U & M Waterproofing CO

Roofing contractor · Woodland Hills, CA 91367 · record last checked July 11, 2026

License active — checked July 11, 2026

License

989427

C-39 Roofing Contractor

Status

active

in good standing per state record

First licensed

2013

per California Contractors State License Board (CSLB)

Expires

December 31, 2027

renewal required

U & M Waterproofing CO holds an active C-39 Roofing Contractor license issued by the California Contractors State License Board. The business mailing address on file is in Woodland Hills, CA.

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

This license shows the state has issued permission to operate, but it does not indicate work quality or customer satisfaction. A license status is not an endorsement of the contractor's performance.

Verify this license yourself (30 seconds)

Don't take our word for it — or anyone's. Search license 989427 at the official California Contractors State License Board (CSLB) lookup and confirm the status is current before you sign anything.

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Business phone of record

(818) 970-3093 (from the California Contractors State License Board (CSLB) license file — call them directly)

Common questions

How can I verify this license myself?: Check the California Contractors State License Board official lookup tool to confirm the license number and status.
What does the C-39 classification cover?: The C-39 classification covers roofing work. California law requires roofing contractors to carry workers' compensation insurance, which is on file for this business.
When was this business first licensed and what does active mean?: The license was first issued in 2013. An active status means the license is currently valid and the contractor is authorized to work.
When does the license expire?: The license expires on 2027-12-31. Checking the current status ensures the license has not been suspended or revoked.
What should I check before signing with a roofing contractor?: Verify the license status yourself, get the full scope of work in a written quote, and ask for local addresses of past jobs.

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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.