The Istanbul Chamber of Industry's member firms are categorized into 55 separate professional groups. The professional committees representing each group consist of five, seven, or nine firm representatives elected from among these groups. The professional committees consisting of 295 firm representatives in total and constituting the central pillar of the Chamber's work mainly perform the following duties:

• To work in accordance with the foundation goals of the Chamber, to ensure the development of the profession in keeping with the general interests, to make efforts to preserve professional discipline and ethics in order to ensure continued integrity and confidence in the relations of the members of the profession with each other and with the public at large;
• To ensure that the measures deemed beneficial and necessary are taken and the relevant research and studies conducted in issues pertaining to the professional groups;
• To conduct studies in professional topics, to submit opinions to the Chamber management;
• To submit proposals to Board of Directors of the Chamber for the determination of mandatory professional decisions and business trends (practices);
• To submit proposals to Board of Directors of the Chamber to ensure that required action is taken against members of the profession failing to comply with the rules of the profession.

The professional committees convene at least once a month to discharge the aforementioned duties and discuss the issues specified.