Seattle Crawlspace LLC

Insulation and Acoustical · Sammamish, WA · License #SEATTCL753QR

Seattle Crawlspace LLC is one of 2 Insulation and Acoustical contractors registered in Sammamish, registered with WA L&I since 2025. Current filings: $15,000 surety bond (continuous) and $1,000,000 liability coverage through Nov 18, 2026. Principals on record since 2025.

How confident can you be in Seattle Crawlspace LLC?

Are they licensed, bonded, and insured?

Active license, $15,000 bond and $1,000,000 liability on file — checked against WA L&I records, updated daily.

Source:License facts on this pageVerify at WA L&I

Are they who they say they are?

Not yet verified — Seattle Crawlspace LLC hasn't claimed this listing. Own this business? Claim it free.

Do other pros stand behind them?

No endorsements yet from other licensed contractors in Sammamish.

Do they have jobs on record?

Not yet measured — Seattle Crawlspace LLC hasn't run jobs through Subser. Performance data comes from real jobs, not reviews.

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License facts

License type
CONSTRUCTION CONTRACTOR
Effective date
Nov 19, 2025
Expiration date
Nov 19, 2027
UBI
605881057
Business type
Limited Liability Company
Phone
(615) 580-4741
Location
Sammamish, WA 98074

Source: WA L&I contractor registration — checked Nov 12, 2026. Applies to every row above.

Registration is current through Nov 2027.

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Bond & insurance on file

Bond firmAmountEffectiveExpiration
MERCHANTS NATIONAL BONDING INC$15,000Nov 13, 2025Continuous — until canceled
Insurance companyAmountAgencyEffectiveExpiration
Palomar Excess & Surplus Insur$1,000,000—Nov 18, 2025Nov 18, 2026
What the bond and insurance requirements mean for homeowners

Registration as a specialty contractor in Washington requires a $15,000 surety bond on file with the Department of Labor & Industries; the general contractor requirement is $30,000. This contractor's current filing shows a $15,000 bond.

The bond is a limited fund a homeowner (or subcontractor or supplier) can make a claim against, through the courts, if a registered contractor fails to meet its obligations on a job. Contractors must also keep general liability insurance on file — at least $50,000 in property damage and $200,000 in public liability coverage, or a $250,000 combined single limit — which covers damage the contractor causes, not workmanship disputes. The rows above are the bond and insurance filings L&I publishes for this registration; whether a specific filing applies to a specific project depends on its dates and terms.

Principals

NameStart date
Feifei ChenNov 19, 2025
What is a Insulation and Acoustical contractor licensed to do in Washington?

Insulation contractors install thermal and acoustical insulation — batts, blown-in, rigid foam, and spray products — in attics, walls, floors, and ceilings. Jobs commonly include air sealing, sound-dampening treatments, and adding insulation to older homes. A $15,000 surety bond and general liability insurance, filed with WA L&I, are required for this registration. Washington currently lists 2 Insulation and Acoustical contractors registered in Sammamish.

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Built from Washington State L&I public records, updated Nov 12, 2026. Subser doesn't do star ratings or reviews — just verified records.