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NATIONAL BOILER SERVICE LLC

NATIONAL BOILER SERVICE LLC is an active Washington contractor business based in Trenton, listed with Washington L&I under CONSTRUCTION CONTRACTOR NATIOBS761RP. Its general liability insurance on file is with XL INSURANCE AMERICA INC, expiring Apr 1, 2027. A surety bond is on file with Cincinnati Ins Co.

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License

License / registration	NATIOBS761RP · CONSTRUCTION CONTRACTOR
Business type	Limited Liability Company
Status	Active
License effective	Dec 16, 2024
License expires	Dec 16, 2026 (in 74 days)
Specialty	BOILER/STEAM FIT/PROC PIPING
City	Trenton 30752

Insurance & bond on file

General liability carrier	XL INSURANCE AMERICA INC
Liability limit on file	$1,000,000
Policy effective	Apr 1, 2026
Liability policy expires	Apr 1, 2027 (in 180 days)
Surety bond	Cincinnati Ins Co, $15,000
Bond expires	Continuous (until canceled)

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Data as published by Washington L&I (snapshot 2026-10-03). It reflects the latest filing on record and is not a certificate of insurance: an expiration date on file does not prove that coverage has lapsed or been renewed. Confirm on the official verification page. Corrections or removal requests: [email protected].

Source & license. Washington State Department of Labor & Industries contractor open data on data.wa.gov: General (m8qx-ubtq, ODC-PDDL), Insurance (ciwg-agsx, Public Domain), Bond (bzff-4fmt). Not affiliated with or endorsed by the State of Washington or L&I.

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