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Nicholas Themelis
Director/Board Member at
American Red Cross in Greater New York
Profile
Currently, Nicholas Themelis occupies the position of Chief Information Officer of MarketAxess Holdings, Inc. Mr. Themelis is also on the board of American Red Cross in Greater New York. In the past Mr. Themelis occupied the position of Chief Technology Officer & Director at AEON Global Health Corp., Principal at Promontory Capital LLC, Chief Information Officer-North America at Barclays Capital, Inc. and Global Head of E-Commerce Technology Group at Lehman Brothers, Inc.
Nicholas Themelis active positions
| Companies | Position | Start |
|---|---|---|
American Red Cross in Greater New York
 American Red Cross in Greater New York Miscellaneous Commercial ServicesCommercial Services Engages in helping a community of people prepare for and respond to disasters | Director/Board Member | 01/07/2015 |
Former positions of Nicholas Themelis
| Companies | Position | End |
|---|---|---|
| MARKETAXESS HOLDINGS INC. | Chief Tech/Sci/R&D Officer | 01/03/2022 |
Promontory Capital LLC
 Promontory Capital LLC Financial ConglomeratesFinance Private equity firm | Corporate Officer/Principal | 01/03/2004 |
Barclays Capital, Inc.
 Barclays Capital, Inc. Investment Banks/BrokersFinance Provides brokerage services | Chief Tech/Sci/R&D Officer | 01/08/2003 |
| AEON GLOBAL HEALTH CORP. | Chief Tech/Sci/R&D Officer | 01/03/2001 |
Lehman Brothers, Inc.
 Lehman Brothers, Inc. Investment Banks/BrokersFinance Provides investment banking services | Corporate Officer/Principal | 01/01/2000 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
91
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Lehman Brothers, Inc.
Lehman Brothers, Inc. Investment Banks/BrokersFinance Provides investment banking services | Finance |
AEON Global Health Corp.
 AEON Global Health Corp. Medical/Nursing ServicesHealth Services Provides medical laboratory diagnostics service | Health Services |
MarketAxess Holdings, Inc.
 MarketAxess Holdings, Inc. Investment Banks/BrokersFinance Operates an electronic multi-party platform for the trading of fixed income securities | Finance |
Barclays Capital, Inc.
Barclays Capital, Inc. Investment Banks/BrokersFinance Provides brokerage services | Finance |
Promontory Capital LLC
Promontory Capital LLC Financial ConglomeratesFinance Private equity firm | Finance |
American Red Cross in Greater New York
American Red Cross in Greater New York Miscellaneous Commercial ServicesCommercial Services Engages in helping a community of people prepare for and respond to disasters | Commercial Services |
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