ANN ARBOR, Mich. and LIMA, Peru (Jan. 29, 2013) – NSF International has acquired the INASSA Group of Lima, Peru, which is comprised of three segments: technical analysis, laboratory and sanitation. It is known as International Analytical Services S.A.C., (INASSA), Environmental Laboratories Peru S.A.C. (Envirolab) and Servicios Integrales de Saneamiento S.A.C. (Servisanea). The INASSA Group will now be known as NSF-INASSA, NSF-Envirolab and NSF-Servisanea.