Carlson Mechanical

HVAC/RFRG · Snohomish, WA · License #CARLSM*95367

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License facts

Carlson Mechanical is one of 10 HVAC/RFRG contractors registered in Snohomish, registered with WA L&I since 2006. Registered longer than roughly half of HVAC/RFRG contractors in Snohomish. Current filings: $4,000 surety bond (continuous).

License type
ELECTRICAL CONTRACTOR
Effective date
Jan 3, 2006
Expiration date
Apr 13, 2028
UBI
602529888
Business type
Corporation
Phone
(206) 533-0685
Location
Snohomish, WA 98296

Source: WA L&I contractor registration — verified Aug 14, 2026. Applies to every row above.

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Bond & insurance on file

Bond firmAmountEffectiveExpiration
CBIC$4,000Oct 1, 2005Continuous — until canceled
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 $4,000 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
Markb LeeFeb 1, 2016
Mark LeeMar 1, 2015
What is a HVAC/RFRG contractor licensed to do in Washington?

An HVAC/RFRG registration covers heating, ventilation, air-conditioning, and refrigeration work under the specialty classification WA L&I assigns to this code. Related mechanical and electrical work may require separate state trade licenses. A $15,000 surety bond and general liability insurance, filed with WA L&I, are required for this registration. Washington currently lists 10 HVAC/RFRG contractors registered in Snohomish.

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Built from Washington State L&I public records, updated Aug 14, 2026. No star ratings or reviews — verification only.