Winston Hills Sports Club Limited is the umbrella organization providing the legal and financial structure under which the following auxiliaries operate:

Athletics:  Winston Hills Little Athletics Centre
Cricket:  Winston Hills Cricket Auxiliary
Netball:  Winston Hills Netball Auxiliary
Soccer:  Winston Hills Soccer and Sports Club Ltd

Winston Hills Sports Club Limited is managed by representatives nominated annually from each of it's 4 member auxiliaries, plus up to 4 other interested and experienced sports administrators are elected annually. These people are all volunteers and meet monthly at the Sports Club's meeting room at Gooden Reserve, Kanili Avenue, Baulkham Hills.

The Sports Club has contributed significantly to each of the auxiliaries and to the general community since it's foundation in 1989, by way of funding and stewardship of capital works, equipment purchases and ground improvements. It lobbies Local, State and Federal Government on behalf of the local community.