The UMCG has an active staff association with over seven thousand members. The association organizes a variety of activities, such as sports tournaments and a Sinterklaas celebration for all children of members. The staff association has many sub-organizations, such as a computer club, a fishing club and a volleyball club. All kinds of outings have reduced rates, for example concerts and theatre performances or visits to theme parks. In addition, members of the staff association qualify for discounts at lots of shops and other businesses, varying from flower shops to construction companies.