The Norwegian Players' Association (Norwegian: Norske Idrettsutøveres Sentralorganisasjon or NISO) is a trade union for professional football, handball and ice hockey players in Norway. Established in 1995,[1] it is member of the Norwegian Confederation of Trade Unions.
It was established in 1995, after Morgan Andersen and Rolf Herman Longnes had made preparations for one year.[1]