First Sign Co

La Puente · Los Angeles County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists First Sign Co in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
20 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#605688 verify on CSLB ↗
Classifications
C-10, C-45
Years licensed
35.7 years since 10/31/1990
Contractor bond
$25,000 WESTERN SURETY COMPANY
Workers’ comp
Current PIE INSURANCE COMPANY (THE)
Business type
Sole Owner
Qualifying principal
Jen Pi Yu, John Kwo-an, Yu Kwo An Yu
Address of record
16354 Valley Blvd, La Puente, CA 91744

Frequently Asked Questions

Is First Sign Co a licensed Electrical contractor in California?

Yes. First Sign Co holds California CSLB contractor license #605688 with a C-10 (Electrical) classification. Current CSLB status: CLEAR.

What work is First Sign Co licensed to perform?

License #605688 carries C-10 (Electrical), plus additional classifications: C45.

Is First Sign Co bonded?

Yes. First Sign Co carries contractor's bond #67611223 for $25,000 through WESTERN SURETY COMPANY.

Does First Sign Co carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with PIE INSURANCE COMPANY (THE), with a policy expiration of 08/06/2026.

How long has First Sign Co held its contractor license?

License #605688 was originally issued on 10/31/1990, approximately 36 years ago (as of July 2026).

Where is First Sign Co located?

First Sign Co is based in La Puente, Los Angeles County, CA 91744.