Customer Service
info@cmegroup.com
800-331-3342 or 312-930-2316

If you would like to make a complaint or voice a concern regarding regulatory or market integrity issues, please contact Market Regulation at (312) 930-8525.
If you have questions concerning oversight of clearing member firms, please contact the Audit Department at (312)930-3230.
If you have questions regarding the regulation of CME Group products, please feel free to contact one of the following individuals:
| Dean Payton Chief Regulatory Officer (312) 435-3658 |
Joe Adamczyk Director, Enforcement Counsel (312) 930-2379 |
| Jim Moran Director, Market Regulation (312) 930-8520 |
Jennifer Baum Associate Director, Market Regulation (312) 341-3124 |
| Greg Benbrook Associate Director, Market Regulation (312) 930-4529 |
Joe Hawrysz Assoc. Director, Market Surveillance – Agriculture (312) 341-7750 |
| Jerry O’Connor Assoc. Director, Market Surveillance - Financial (312) 930-3256 |
Robert Sniegowski Associate Director, Market Regulation (312) 648-5493 |
| Kathleen Zaino Associate Director, Market Regulation (312) 930-2341 |
Michael Conti Arbitration Administrator, Market Regulation (312) 930-4553 |