Washington contractor license
RETRO-TECH SYSTEMS LLC
- EC-01 General
RETRO-TECH SYSTEMS LLC is an EC-01 General contractor in Gambrills, licensed in Washington for 3 years (since 2023). As of Oct 28, 2026, the license is active with an expiration date of Aug 28, 2027 on record and a license bond is on file.
RETRO-TECH SYSTEMS LLCEC-01 General · checked Oct 28, 2026
ActiveLicense number#RETROSL778N8
Licensed sinceAug 28, 2023
Years licensed3 years
Expiration on recordAug 28, 2027
City and countyGambrills
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.