Washington L&I Data · Updated Oct 30, 2026Free and Independent · Not a Government Site

General contractor · Mill Creek, WA

1 Block Bros LLC

Active  Washington registration 1BLOCBB811DA · per L&I records

LicensedBondedInsured

Is 1 Block Bros LLC Licensed?

Washington L&I records list 1 Block Bros LLC with registration number 1BLOCBB811DA and status ACTIVE, valid until Oct 2, 2028. The business address on file is in Mill Creek, WA 98012.

License Details

License #
1BLOCBB811DA
Status
ACTIVE
License type
Construction Contractor
Specialty
General
First effective
Mar 1, 2019
Expires
Oct 2, 2028
Business type
Limited Liability Company
UBI (state business ID)
604367466
City
Mill Creek, WA 98012

Bond and Insurance on File

Surety bond
$30,000 · Western Surety Co
Effective Sep 30, 2024 · Until Canceled
Liability insurance
$1,000,000 · Continental Cas Co
Expires Sep 30, 2027
Accuracy notice. Data from Washington L&I open data (public domain, PDDL), not affiliated with any government. Records change; confirm on the official L&I Verify tool before hiring. Search other businesses with the Washington contractor license lookup.

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