Founded in 1987, National Property Inspections is one of the oldest companies in the property inspection business. NPI maintains franchise locations in the United States and Canada. The company has completed more than 2 million commercial and residential inspections. National Property Inspections serves a variety of clients, including employee relocation companies, lenders, insurance firms and commercial property investors. It conducts new construction phase, employee relocation, home buyers and sellers pre-closing and pre-listing, and radon, termite and energy inspections. The company also offers occupancy status inspection and insurance risk and property assessment services for field service companies. National Property Inspections handles infrared inspection through thermal imaging that uses a specially designed camera to register changes in temperature and heat energies.