The P.M. MacKay Group is a contracting company specialized in the construction of industrial buildings as well as installing heating and air conditioning, emergency generators, foundations and flooring. It also offers concrete drilling services and fire/water damage restoration work. Previous clients include Southern New Hampshire Medical Center, Ashley Furniture and the New Hampshire Department of Health and Human Services. P.M. MacKay also works on residences; to view its portfolio of custom pool houses, additions and basement remodels, visit its website.