Marek Chajecki - Email & Phone Number

Senior Manager, Head of Trading, Warsaw at Ostc Ltd.

Marek Chajecki is based out of Warsaw Metropolitan Area and works at Ostc Ltd. as Senior Manager, Head of Trading, Warsaw.

Marek Chajecki's Contact Information

Marek Chajecki's Work email

m*****@ostc***.com

Valid

Latest update

October 14, 2025

Location

Warsaw Metropolitan Area

Marek's current employer

Ostc Ltd.

Description

We are a leading institutional liquidity provider for the listed futures market with long-standing partnerships with the world’s largest ...

Website

ostc.com

HQ Location

Bromley, London, United Kingdom

Number of employees

201-500

Industry

Financial Services

Latest update

April 30, 2024

Read about Ostc Ltd.

Frequent questions about Marek Chajecki

What company is Marek Chajecki working for?

Marek Chajecki works for Ostc Ltd..

What is Marek Chajecki's function at Ostc Ltd.?

Marek Chajecki is Senior Manager, Head of Trading, Warsaw at Ostc Ltd..

Where is Marek Chajecki based?

Marek Chajecki is based out of Warsaw Metropolitan Area.

What is Marek Chajecki's work email address?

Marek Chajecki's professional email address is m*****@ostc***.com

Who are Marek Chajecki's co-workers?

Marek Chajecki's colleagues are Chris Jenkins, Mark Slade, Rob Brophy, Laurence Filby, Ian Firla, Stuart Hall, Catherine Langlais, Ryan Orton, William English, Colin Lawrence, Michael Shirley, Łukasz Kozakiewicz, Andy Sams, Chintan Thakkar, Danny Langley, Dominik Flak, Matthew Stow, Lukasz Kulik, Sonam Deshmukh, Steve Brazil, Henry Boyle, Laura Williamson, Anna Stelmach, Karolina Musiol, Nigel Holt, Daniel Ford, Diogo Mourão, Richard Satherley, Kenny Su, Paweł Lisiecki, Esther Demetz, Kieth Duffy-Penny, Shubham Mangalvedhe, Alison Hopkins, Freddy Sansom.

Marek's co-workers

Chris Jenkins

Chief Executive Officer - ZISHI Group

Mark Slade

Chief Executive Officer

Co Founder and Director of OSTC Poland

Stuart Hall

CIO / Head of IT

Catherine Langlais

Independent Non Executive Board Director

Ryan Orton

Managing Director

William English

Independent Non-Executive Director & Board and Chair of the Strategy Committee

Colin Lawrence

Non Executive Director and Chair, audit , risk and compliance

Managing Director for India

Danny Langley

Director Of Business Development

Dominik Flak

Head of Financial Strategy & Planning

Matthew Stow

Head of Desk, Market Making

Lukasz Kulik

Head Of Trading

Sonam Deshmukh

Talent Acquisition Lead - Global

Head of International Finance

Karolina Musiol

Head of Talent

Nigel Holt

Head Of Internal Audit

Application Development Manager

Kenny Su

Interim Chief Financial Officer

Paweł Lisiecki

Futures Trader

Esther Demetz

Group Financial Controller

Kieth Duffy-Penny

Trade Surveillance Manager

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