L.H. LaPlante Co., Inc. specializes in commercial and industrial HVAC systems, mechanical services, plumbing, and process piping for institutional and educational facilities throughout Plattsburgh, NY, and the surrounding areas. Since 1986, our expert team of industrial and mechanical contractors provides superior HVAC systems maintenance, upgrades, and installation. Though primarily a "bid and spec" business, we also offer design-build services upon... Read More about L. H. LaPlante Co., Inc.