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Lagasse Companies says it has provided excavation services since 1979, growing from the greater Groton area and surrounding communities to serve all of Massachusetts and New Hampshire. The Groton-based company's website also advertises delivered loam and fill products and states that it is insured. In a November 2025 Google review, a customer praised Brian LaGasse's expertise in trenching and laying water and sewer lines. Google shows a 5-star average from two ratings, and the company's Better Business Bureau grade is A+.
Brian LaGasse is a stand up guy and an expert in trenching and laying water and sewer lines
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2 changes recorded — last scanned Oct 1, 2026.
Greenhouse installation4.9
Sewer and water line replacements, dug and permitted4.8
Custom pours4.8