Tower Research Capital LLC is a computerized trading firm headquartered in New York City with major offices around the world. Founded in 1998 by Mark Gorton, Tower is an innovator and a leader in the field of high frequency trading. Tower and its affiliates trade multiple asset classes on over 100 venues worldwide.

Tower and its subsidiaries employ over 400 people worldwide, including over 200 trading team members, 70 developers, and 45 systems administrators.



  • 1990's
  • March 1998
    Tower is founded by Mark Gorton

  • 2000's
  • April 2000
    Tower joins Eurex
  • December 2000
    17 employees worldwide
  • December 2002
    18 employees worldwide
  • December 2004
    21 employees worldwide
  • September 2005
    Tower’s first campus recruiting trips in the U.S
  • December 2005
    Tower’s first campus recruiting trip to India
  • July 2006
    Tower’s India office opens in Gurgaon
  • December 2006
    37 employees worldwide
  • July 2008
    London office opens
  • October 2008
    Tower joins CME
  • December 2008
    122 employees worldwide
  • July 2009
    Tower establishes its US broker-dealer, Latour Trading LLC

  • 2010's
  • July 2010
    Tower’s Chicago office opens
  • October 2010
    Latour joins NYSE
  • November 2010
    Tower Research Capital Europe joins LIFFE
  • December 2010
    230 employees worldwide
  • September 2011
    Latour rings NYSE’s opening bell
  • August 2014
    400 employees worldwide


Latour Trading LLC rings the Opening Bell – September 20, 2011
Man Vs. Machine: Seven Major Players in High-Frequency Trading, – September 13, 2010
Lime’s Gorton Trades Fast, Fights Suit, Seeks Car-Free Utopia, Bloomberg Markets – May ’07


Founder and Managing Director

Mark Gorton
Over the past 15 years, Mark has founded a diverse constellation of finance and technology companies, including Lime Brokerage, Fluent Medical, Lime Wire, and Open Plans, a non-profit dedicated to realizing the potential of open-source software with a focus on urban transportation policy. Prior to founding Tower in 1998, Mark worked as a fixed income proprietary trader at Credit Suisse First Boston, where he was the most profitable and most consistently profitable trader in his group. He began his career at Martin Marietta (now part of Lockheed Martin) where he specialized in digital signal processing and speech recognition. Mark graduated magna cum laude from Yale University with a bachelor’s degree in electrical engineering. He also earned a master’s degree in electrical engineering from Stanford University and an M.B.A. from Harvard Business School.


Global Presence

Tower operates around the clock and around the globe, with offices in New York, Chicago, South Carolina, London, Singapore, Hong Kong, and India. Tower’s subsidiaries include:

  • Latour Trading LLC, a US broker-dealer
  • Tower Research Capital Europe Limited
  • Tower Research Capital India Pvt. Ltd.
  • Tower Research Capital (Singapore) Pte. Ltd.