This topic includes contact information for many of the teams that support services described within the Client Systems Wiki site. 

For a full list of CME Group customer contacts and support resources, see the Contact Us page.

Support Services

Certification Support for Electronic Trading (CSET) 

Clearing Services

Phone: 1 312 207 2525 (US)
Phone: 44 20 3379 3198 (Europe)
Phone: 65 6593 5591 (Asia)
Email: ccs@cmegroup.com

Production and Onboarding Support for CME CORE / Margin Service API

Phone: 1 312 580 5353
Email: posttradeservices@cmegroup.com

CME Clearing Financial

Phone: 1 312 207 2594
Email:  chfin@cmegroup.com

CME STP Onboarding and General Information

Phone: 1 212 299 2361 (US)
Phone: 44 20 3379 3797 (Europe)
Phone: 65 6593 5582 (Asia)
Email: STP@cmegroup.com 

Global Account Management (GAM)

Global Command Center (GCC)

Enterprise Application & System Entitlements (EASE) 

Application Entitlements, CME Group Login, User Security

Phone: 1 312 456 1560 (United States)
Phone: 44 203 379 3802 (Europe)
Phone: 65 6593.5536 (Asia)
Email: EASE@cmegroup.com

Membership Services

Phone: 1 312 435 3480

Regulatory Division

Phone: 1 312 341 7970
Email:  MarketRegOutreach@cmegroup.com

Global Repository Services (GRS)

Phone 44 0 203 379 3180 
Business Team : repository@cmegroup.com
Support Team: repositorysupport@cmegroup.com

Quant Analytics

Email: quantanalyticssupport@cmegroup.com