Technically speaking, this company is a testing services firm. National Technical Systems (NTS) provides a variety of engineering and certification services to customers in the aerospace, defense, automotive, telecommunications, energy, consumer products, and industrial products sectors. It has expertise in providing product safety testing and certification services that allow companies to sell their products in various international markets; it also does third-party ISO (International Standards Organization) registration. NTS has operations in about 10 states in the US and international offices in Canada, Germany, Japan, and Vietnam. The company was acquired by investment firm Aurora Capital in 2013.