The Nation's Concrete Services provider since 1957, Penhall is the country's largest provider of concrete cutting, scanning, and removal services, having served over 16,000 clients across North America.

Groundworks, formerly Ohio Basement Authority, is your local basement waterproofing and foundation repair expert. We are pleased to help homeowners in the greater Columbus area to create safer and healthier living environments. If you need to repair your leaky basement, damp crawl space, cracking walls, or settling foundation, no job is too big or too small. We also offer basement... Read More