Koski Construction Co.
Ashtabula, Ohio · Construction Materials Contact only 60+ years
Est. 1966 · ✓ verified live · Aug 2026
Address
Secretary, MD 21664
Phone
Email
Website
Facebook
Founded
1966
Site verified live
Yes
Secure (HTTPS)
Yes
Mobile-friendly
Yes
Website platform
Squarespace, Webflow, Magento
Company type
Co.
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Compiled from koski-construction.com and public sources — a free listing, never paid placement.