Washington contractor license
POTELCO INC
- EC-01 General
POTELCO INC is an EC-01 General contractor in Sumner, licensed in Washington for 60 years (since 1966). As of Oct 28, 2026, the license is active with an expiration date of May 31, 2027 on record and a license bond is on file.
POTELCO INCEC-01 General · checked Oct 28, 2026
ActiveLicense number#POTELI*344O4
Licensed sinceSep 24, 1966
Years licensed60 years
Expiration on recordMay 31, 2027
City and countySumner
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.