WELCOME to Chicago Petroleum Club This web site is designed for members of the Chicago Petroleum Club and its guests. It features information on activities of the club, a roster of its members and serves as a means of communication with the community it serves. The Chicago Petroleum Club is a respected organization, known for its leadership in the industry, which has served petroleum marketers since 1924. If you are active in the petroleum industry or a related field, and have not yet become a Chicago Petroleum Club member, we cordially invite you to join or contact us to obtain further information and learn more about the organization.