How can I verify this license myself?

You can check the current status directly on the California Contractors State License Board official lookup page.

What does the C-39 classification cover?

The C-39 license covers roofing work. The record also shows workers' compensation is on file, which is a state requirement for this classification.

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

The license was first issued in 2021. An active status means the license is currently valid and not suspended or revoked.

When does the license expire?

The license expires on 2027-08-31. Checking the status ensures the contractor is authorized to work at the time of your project.

What should I check before hiring 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 › Gruen Engineering INC

Gruen Engineering INC

Roofing contractor · Pacoima, CA 91331 · record last checked July 11, 2026

License active — checked July 11, 2026

License

1080341

C-39 Roofing Contractor

Status

active

in good standing per state record

First licensed

2021

per California Contractors State License Board (CSLB)

Expires

August 31, 2027

renewal required

Gruen Engineering INC holds an active C-39 Roofing Contractor license issued by the California Contractors State License Board. The mailing address of record for this license is in Pacoima, CA.

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

A license shows the state issued permission to operate; it does not confirm work quality or customer satisfaction. This record indicates the contractor meets state filing requirements but offers no endorsement of their specific performance.

Verify this license yourself (30 seconds)

Don't take our word for it — or anyone's. Search license 1080341 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) 275-8339 (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 current status directly on the California Contractors State License Board official lookup page.
What does the C-39 classification cover?: The C-39 license covers roofing work. The record also shows workers' compensation is on file, which is a state requirement for this classification.
When was this business first licensed and what does active mean?: The license was first issued in 2021. An active status means the license is currently valid and not suspended or revoked.
When does the license expire?: The license expires on 2027-08-31. Checking the status ensures the contractor is authorized to work at the time of your project.
What should I check before hiring 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.