Launched in 1986 as an air conditioning equipment & parts wholesale, Upstate Parts & Supply, Inc. (UPSTATE) expanded from a Central NYS focus to address North and Central Africa and other overseas markets as well as the US. In 1993, NuClimate International Limited (NIL) as a subsidiary of UPSTATE with sole responsibility for all sales outside US. In 2003, Upstate Parts & Supply established NuClimate Air Quality Systems Inc. as a subsidiary of UPSTATE to serve the indoor air quality market. In January 2018 Zehnder Rittling acquired NuClimate and Upstate Climate Solutions was formed as a new subsidiary of Upstate Parts & Supply. Undertaking in collaoration with Syracuse Univesrity, the larger company effort is yet again to be on the leading edge of next generation equipment