We are Builders Of Dreams. Newcastle Construction has established itself as one ofNorthern MA and Southern NH'sfinest and most trusted home builders. We specialize in new home construction, commercial construction, home remodeling, replacement windows, siding, roofing, additions, garages, decks, porches, sunrooms, kitchen remodeling and bath remodeling. Weprovideprofessional construction and Home Renovations. Discover how fast and easy it is to build the home of your dreams. If you are searching for a respected Maine home builder, you have come to the right place.