Blach Construction Company

San Jose · Santa Clara County · CA

Verified

Bestopedia verdict

98 / 100 Bestopedia Trust Score

California’s contractor board lists Blach Construction Company 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
28 / 30
License continuity
10 / 10
Workers' comp
12 / 12
Contractor bond
8 / 8

How the Trust Score is calculated →

The verified record

CSLB license
#290418 verify on CSLB ↗
Classifications
A, B
Years licensed
52.4 years since 01/24/1974
Contractor bond
$25,000 Liberty Mutual Insurance Company
Workers’ comp
Current Zurich American Insurance Company
Business type
Corporation
Qualifying principal
Michael John Blach
Address of record
2244 Blach Place Ste 100, San Jose, CA 95131

Frequently Asked Questions

Is Blach Construction Company a licensed General Contractor contractor in California?

Yes. Blach Construction Company holds California CSLB contractor license #290418 with a B (General Building) classification. Current CSLB status: CLEAR (as of July 2026).

What work is Blach Construction Company licensed to perform?

Blach Construction Company is licensed for B (General Building), plus additional classifications: A.

Is Blach Construction Company bonded?

Yes. Blach Construction Company carries contractor's bond #024016609 for $25,000 through Liberty Mutual Insurance Company.

Does Blach Construction Company carry workers' compensation insurance?

Yes. Blach Construction Company has workers' compensation insurance on file with Zurich American Insurance Company, with a policy expiration of 04/01/2027.

How long has Blach Construction Company held its contractor license?

Blach Construction Company has held California contractor license #290418 since 01/24/1974, approximately 52 years (as of July 2026).

Where is Blach Construction Company located?

Blach Construction Company is based in San Jose, Santa Clara County, CA 95131.