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

General contractor · Seattle, WA

Tandem Construction

Active  Washington registration TANDEC*040R4 · per L&I records

LicensedBondedInsured

Is Tandem Construction Licensed?

Washington L&I records list Tandem Construction with registration number TANDEC*040R4 and status ACTIVE, valid until May 16, 2027. The business address on file is in Seattle, WA 98178.

License Details

License #
TANDEC*040R4
Status
ACTIVE
License type
Construction Contractor
Specialty
General
First effective
Dec 24, 1996
Expires
May 16, 2027
Business type
Individual
UBI (state business ID)
604120772
City
Seattle, WA 98178

Bond and Insurance on File

Surety bond
$30,000 · Western Surety Co
Effective May 16, 2025 · Until Canceled
Liability insurance
$300,000 · Ohio Security Ins Co
Expires Jun 9, 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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