General contractor · Buckley, WA
Mast Plumbing & Mechanical LLC
Active Washington registration MASTPPM7416B · per L&I records
LicensedBondedInsured
Is Mast Plumbing & Mechanical LLC Licensed?
Washington L&I records list Mast Plumbing & Mechanical LLC with registration number MASTPPM7416B and status ACTIVE, valid until Sep 2, 2028. The business address on file is in Buckley, WA 98321.
License Details
- License #
MASTPPM7416B- Status
- ACTIVE
- License type
- Construction Contractor
- Specialty
- General
- First effective
- Sep 2, 2026
- Expires
- Sep 2, 2028
- Business type
- Limited Liability Company
- UBI (state business ID)
- 606280472
- City
- Buckley, WA 98321
Bond and Insurance on File
- Surety bond
- $30,000 · Nationwide Mutual Ins Co
Effective Aug 31, 2026 · Until Canceled - Liability insurance
- $1,000,000 · Ohio Cas Ins Co
Expires Sep 1, 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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