GTS is a collection of financial services companies spanning a wide array of asset classes and investment approaches, all powered by the combination of market expertise with innovative, proprietary technology. With roots as a quantitative trading firm continually building for the future, the GTS family of companies are able to leverage the latest i... n artificial intelligence systems and sophisticated pricing models to bring consistency, efficiency, and transparency to todays financial markets. GTSs electronic market maker GTS Securities accounts for 3-5% of daily cash equities volume in the U.S. and is a leading Designated Market Maker (DMM) at the New York Stock Exchange, responsible for nearly $13 trillion of market capitalization. For more information on GTS, please visit www.gtsx.com. Read More

Gts Employee Directory

Q: Who are Gts key employees?

Some of Gts key employees are Robert Airo , Sean Martell , Adam Celentano , Dariush Nazem

Gts corporate office is located in 545 Madison Ave Fl 15, New York, New York, 10022, United States and has 51-200 employees.

Highly Engaged Employees

gts

gts llc

global trading systems inc

gts ltd

gts development usa llc

gts ltd

Employees by Department

Departments

Number of employees

Finance

Operations

Engineering & Technical

Sales

C-Suite

Information Technology

Human Resources

Gts CEO

Saddam HussainCo-Chief Executive Officer

Phone

See Profile

Key Employees of Gts

Robert Airo
Chief Operating Officer
PhoneEmail
SM
Sean Martell
Chief Financial Officer, Finop
PhoneEmail
AC
Adam Celentano
Group Chief Operating Officer, Head of Firmwide Ri...
PhoneEmail
Dariush Nazem
Chief Operating Officer
PhoneEmail
PhoneEmail
PhoneEmail

Gts Global Presence

Location	People at location
North America	51-200
Europe	11-50
Asia	1-10
Africa	1-10
South America	1-10

Index of contact profiles from Gts

Hundreds of professionals searching for Gts have connected with key decision-makers. Join them?

Contact Name

Contact Info

Job Title

HQ Location

JD
James Denaro
Email Direct
Designated Market Maker
United States , New York , New York

GA
Gregory Amari
Email Direct
Head of Product Management
United States , New York , New York

TH
Tia Hu
Email Direct
Quantitaive Trader
United States , New York , New York

MC
Matthew Campbell
Email Direct
Business Development
United States , New York , New York

DD
Dario Di Paola
Email Direct
Etf Operations Analyst
United States , New York , New York

RS
Robert Sageder
Email Direct
Senior Market Maker
United States , New York , New York

AD
Adam Dix
Email Direct
Principal
United States , New York , New York

DT
Darren Taub
Email Direct
Principal
United States , New York , New York

RB
Reginald Browne
Email Direct
Principal
United States , New York , New York

EC
Eric Centeno
Email Direct
Managing Director
United States , New York , New York

MS
Michael Strashnov
Email Direct
Managing Director
United States , New York , New York

JW
Jonathan Wyse
Email Direct
Managing Director
United States , New York , New York

AC
Adam Celentano
Email Direct
Group Chief Operating Officer, Head of Firmwide Risk, Trading, Operations
United States , New York , New York

WH
Weng Ho
Email Direct
Quantitative Trader
United States , New York , New York

EB
Edward Brown
Email Direct
Sales Trader
United States , New York , New York

BD
Brian Dieckmann
Email Direct
Managing Director
United States , New York , New York

DF
Douglas Frey
Email Direct
Sales & Trading Managing Director, Business Development
United States , New York , New York

DH
Daniel Hintz
Email Direct
Manager, Engineering
United States , New York , New York

YZ
Yun Zhou
Email Direct
Trading Analytics Software Developer
United States , New York , New York

JK
John Kovin
Email Direct
ETF Trader
United States , New York , New York

HK
Han Kim
Email Direct
Quantitative Researcher
United States , New York , New York

MR
Maria Rossi
Email Direct
HR Generalist
United States , New York , New York

1 234 5

Former Employees at Gts

Explore people who held key positions, contributed to Gts's success, and advanced their careers.

Luke Wang

Incoming Quant Trader ... at Citadel Securities

Worked as Quant Trader Intern

at Gts (2025-2025)

Direct

Samantha Bader

Manager, Marketing at Marsh

Worked as Intern

at Gts (2019-2019)

Direct

Adam Celentano

Chief Operating Office... at Graviton

Worked as Group Chief Operating Officer, Head of Firmwid...

at Gts

Direct

Mask Content

Portfolio Manager at Elequin Capital

Worked as FX & Commodities Head

at Gts (2013-2019)

Direct

Mask Content

DevOps Engineer at Millennium

Worked as Senior DevOps

at Gts (2020-2025)

Direct

Mask Content

Quantitative Researche... at Squarepoint Capital

Worked as Quantitative Researcher

at Gts (2020-2024)

Direct

Explore More

People from Similar Companies in the Finance Industry Located in New York, United States

StoneX

5K - 10K Employees

Nuveen

1K - 5K Employees

Payoneer

1K - 5K Employees

NBT Bank

1K - 5K Employees

Blue Owl

1K - 5K Employees

Blackstone Mortgage Trust

1K - 5K Employees

Frequently Asked Questions Regarding Gts Employees

How many employees does Gts have?

Gts has 51-200 employees

Who is the CEO of Gts?

Gts’s CEO is Saddam Hussain

Who is the CFO of Gts?

Gts’s CFO is Sean Martell

Who are Gts key employees?

Some of Gts key employees are Robert Airo, Sean Martell, Adam Celentano, Dariush Nazem

Where is Gts located?

Gts’s headquarters are located at 545 Madison Ave Fl 15, New York, New York, 10022, United States

How do I contact Gts?

Gts Contact Info: Phone number: (212) 644-3425 Website: www.gtsx.com

What does Gts do?

GTS is a collection of financial services companies spanning a wide array of asset classes and investment approaches, all powered by the combination of market expertise with innovative, proprietary technology. With roots as a quantitative trading firm continually building for the future, the GTS family of companies are able to leverage the latest i... Read More

Is Gts a public company?

Gts is private company therefore does not currently have an official ticker symbol

See more information about Gts Employees