David O'Neil Construction, LLC is a small, growing excavation company serving Southern New Hampshire and the Monadnock Region. We are your one stop shop for all your excavation and site work needs. With over 20 years in the industry we know how to complete your project in a safe, professional, cost effective and timely manner.
We are a hard working
Brad Grinstead —
They are almost too good to be true. Honest, fair, and dependable. Don’t waste your time (and money) on other contractors