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

Plumbing contractor · Seattle, WA

William Leonard LLC

Active  Washington registration WILLILL790P9 · per L&I records

LicensedBondedInsured

Is William Leonard LLC Licensed?

Washington L&I records list William Leonard LLC with registration number WILLILL790P9 and status ACTIVE, valid until Feb 15, 2028. The business address on file is in Seattle, WA 98103.

License Details

License #
WILLILL790P9
Status
ACTIVE
License type
Plumbing Contractor
Specialty
Journey Level
First effective
Feb 15, 2022
Expires
Feb 15, 2028
Business type
Limited Liability Company
UBI (state business ID)
602455125
City
Seattle, WA 98103

Bond and Insurance on File

Surety bond
$6,000 · Lexon Ins Co
Effective Dec 10, 2021 · Until Canceled
Liability insurance
$1,000,000 · Federated Mutual Ins Co
Expires Aug 8, 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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