Oregon contractor license
MARK KOSMERL CONSTRUCTION LLC
- RGC Residential General Contractor
MARK KOSMERL CONSTRUCTION LLC is a RGC Residential General Contractor contractor in Corvallis, Benton County, licensed in Oregon for 9 years (since 2017). As of Feb 15, 2026, the license is active with an expiration date of Apr 28, 2027 on record and a license bond is on file.
MARK KOSMERL CONSTRUCTION LLCRGC Residential General Contractor · checked Feb 15, 2026
ActiveLicense number#215009
Licensed sinceApr 28, 2017
Years licensed9 years
Expiration on recordApr 28, 2027
City and countyCorvallis, Benton County
License bondOn file
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Source: Oregon Construction Contractors Board (CCB) records. Last updated Feb 15, 2026. Page refreshed Nov 4, 2026.