Theresa & Co. has over 40 years of experience in sitework and excavation in Windham, Tolland, and New London County CT. From clearing your lot, and septic location or relocation, foundation planning, to mass excavating and backfill, our team ensures your site is prepared for construction. We pay special attention to detail and take the time to understand your wishes and vision. Rest assured, when you work with Theresa & Co., your project is designed for success from the very beginning.