Washington contractor license
DURO HEATING SERVICE
- CC-SM Heating/Vent/Air-Conditioning And Refrig (Hvac/R)
DURO HEATING SERVICE is a CC-SM Heating/Vent/Air-Conditioning And Refrig (Hvac/R) contractor in Snohomish, licensed in Washington for 23 years (since 2003). As of Oct 28, 2026, the license is active with an expiration date of Mar 4, 2028 on record and a license bond is on file.
DURO HEATING SERVICECC-SM Heating/Vent/Air-Conditioning And Refrig (Hvac/R) · checked Oct 28, 2026
ActiveLicense number#DUROHHS97669
Licensed sinceSep 29, 2003
Years licensed23 years
Expiration on recordMar 4, 2028
City and countySnohomish
License bondOn file
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Source: Washington State Department of Labor & Industries (L&I) contractor records. Last updated Oct 28, 2026. Page refreshed Nov 4, 2026.