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Decosta Construction, LLC is a small family business that started in 1980, providing new home construction, remodeling, site work, and excavation services in Central New Hampshire. They specialize in various services including ICF residential construction, excavation, foundations, septic systems, decks, dormers, additions, windows, doors, siding, sun rooms, framing, carpentry, new home construction, energy star homes, driveways, hardscaping, home remodeling, kitchen, bath remodels, painting, property maintenance, snow plowing, and sanding.