Contact

General Inquiries	212.656.4300 nyseliffeus@nyx.com
MSService Desk (Technical related problems/questions)	212.656.2161 msservicedesk@nyx.com
Market Operations (Trading inquiries)	866.933.5032 NYLOperations@nyx.com
New York Office	Marco Bianchi (p) 212.656.4312 (e) mbianchi@nyx.com Lynn Martin (p) 212.656.4307 (e) lmartin@nyx.com
Chicago Office	Nancy Kaplan (p) 312.442.7730 (e) nkaplan@nyx.com
Clearing Operations	212.656.2161 operations@nypclear.com
Back Office Operations	866.592.2693 NLmarketservices@nyx.com