ATA Construction, LLC Quality Custom Homes The new custom home buying experience consists of more than searching out suitable shelter against wind and rain. At ATA Construction, LLC, we understand that a home is much more than just a house and we turn that understanding into a constant commitment to serving you, our valued customer. As a member of the National Association of Home Builders, ATA Construction, LLC, strives for excellence. By having established strong, consistent relationships with our subcontractors and material suppliers, we are able to provide the highest quality construction materials and workmanship in the Monadnock Region.