The DIS has more than 1,500 members based in Germany and overseas, including economic and trade organisations and chambers of commerce, leading German companies, judges, lawyers and academics. The DIS organises conferences, seminars and other events for its members.
Members may determine their annual membership contribution themselves; however, a minimum annual contribution of 200 € for natural persons and 300 € for legal persons applies. For individuals aged 35 years or younger, the minimum annual membership contribution is 150 €.