Abacus Construction

Palos Verdes Peninsula · Los Angeles County · CA

Verified

Bestopedia verdict

85 / 100 Bestopedia Trust Score

California’s contractor board lists Abacus Construction with a license standing of CLEAR. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
25 / 25
Clean record
15 / 15
Track record
22.6 / 30
License continuity
5 / 10
Workers' comp
9 / 12
Contractor bond
8 / 8

How the Trust Score is calculated →

The verified record

CSLB license
#642182 verify on CSLB ↗
Classifications
B
Years licensed
34.2 years since 04/11/1992
Contractor bond
$25,000 Hudson Insurance Company
Workers’ comp
Current
Business type
Sole Owner
Qualifying principal
Cindy Chain-hsin Chang
Address of record
P O Box 4783, Palos Verdes Peninsula, CA 90274

Frequently Asked Questions

Is Abacus Construction a licensed General Contractor contractor in California?

Yes. Abacus Construction holds California CSLB contractor license #642182 with a B (General Building) classification. Current CSLB status: CLEAR (as of July 2026).

What work is Abacus Construction licensed to perform?

Abacus Construction is licensed for B (General Building).

Is Abacus Construction bonded?

Yes. Abacus Construction carries contractor's bond #30124299 for $25,000 through Hudson Insurance Company.

Does Abacus Construction carry workers' compensation insurance?

CSLB records list the workers' compensation status for Abacus Construction as Exempt.

How long has Abacus Construction held its contractor license?

Abacus Construction has held California contractor license #642182 since 04/11/1992, approximately 34 years (as of July 2026).

Where is Abacus Construction located?

Abacus Construction is based in Palos Verdes Peninsula, Los Angeles County, CA 90274.