Contractor directory · Columbus, OH
Mid-State Basement Systems
Services, coverage & company contact details
Contact details and listed services. Confirm current availability, qualifications, and service area directly with the company.
Location & coverage
Service operator
Listed city / state: Columbus, OH
Company-reported service area is listed; service-specific coverage is not documented.
Services listed
Mid-State Basement Systems describes crawl-space encapsulation with floor and wall liners, drainage, sump pumps, air sealing and dehumidification. Its structural-support service uses support jacks for sagging beams and joists. It also describes installing crawl-space insulation.
The company About page lists 614-591-7887 as its Columbus location phone and publishes a Columbus, Ohio contact address. Its crawl-space page names Columbus, Westerville, Dublin, Springfield, Lima, Toledo, Chillicothe, Delaware, Newark and Marysville as service communities. These are company-reported areas, not additional offices. Confirm scope and property-level availability directly; walk-in access has not been established.
The About page names Larry Janesky as owner and Wesley Martin as general manager and partner. Janesky is also named as an owner by Carolina Basement Systems and Atlanta Basement Systems; this listing represents the Mid-State operating brand.
Sources reviewed October 11, 2026: Mid-State pages retrieved directly; related-brand ownership pages were indexed first-party snapshots. Information is company-reported; credentials and workmanship have not been independently verified.
Ask for a written scope, an explanation of the moisture source, and current insurance and warranty documents. A directory listing is not an endorsement or a verification of licensing.
Company-reported service area
Company reports crawl-space service in Columbus, Westerville, Dublin, Springfield, Lima, Toledo, Chillicothe, Delaware, Newark and Marysville. Its About page describes Central, Northwest and Southeast Ohio; confirm scope and property-level availability directly.
This general company description does not establish coverage for each service. Service-specific evidence, when recorded, appears above.
Need a next step?
Tell us about your project.
Your request goes to the Crawl Space Compass team for review. Provider availability and a response are not guaranteed.
For business owners
Claim this listing.
We review ownership before making changes. There is no automatic approval.