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McNeil Construction is a family-owned excavation business serving Southeastern NH, the NH Seacoast, and Southeastern Maine for 35 years. Our success has been built on a commitment to focusing on the customer's best interest. You will always find our employees to be courteous and friendly professionals as we strive to complete projects on time and within budget. We are fully licensed and insured, providing a wide array of services including septic systems, waterlines, grading, and drainage.