What departments does OSTTRA have?

OSTTRA has employees across 14 departments including Engineering, Finance, Information Security, Operations, Product Management.

What is the largest department at OSTTRA?

The largest department at OSTTRA is Engineering with 6 employees.

Where are OSTTRA employees located globally?

OSTTRA has employees across 6 continents and 19 countries including India, Singapore, Japan, Israel, Saudi Arabia.

How has OSTTRA's team size changed over time?

OSTTRA's team has grown from approximately 786 to 1.2K employees based on available data.

OSTTRA Employee Directory

Q: Who are OSTTRA's key employees and leadership?

OSTTRA's key employees include: Senior Executive Assistant To Co-Ceo & Cto: S. E., Chief Risk Officer (cro): K. W., Chief Technology Officer: J. S., Chief Financial Officer: A. S., Chief Revenue Officer (cro): A. C..

Financial ServicesEngland, United Kingdom1001-5000 Employees

Welcome to the home of MarkitServ, Traiana, TriOptima and Reset. OSTTRA brings together the expertise, processes and networks to solve the post-trade challenges of the global financial markets. We strengthen the post-trade infrastructure and ecosystem with robust and progressive end-to-end solutions and unrivaled connectivity. 

We sit at the heart of post-trade and the centre of the post-trade community for over 20 years. Our specialist solutions continue to empower market participants to Connect, Process, Mitigate, Reconcile, Optimise and address Compliance across all OTC asset classes. Together with our customers we are streamlining, securing and shaping the future of post-trade innovation.

To contact an OSTTRA subject-matter expert, please send an email request to Contactus@osttra.com

Find OSTTRA employees' phone numbers or email addresses

OSTTRA Global Highlights

Asia
635

India
540
Singapore
44
Malaysia
26
Japan
18
Israel
5
Saudi Arabia
1
Philippines
1

Europe
430

United Kingdom Of Great Britain And Northern Ireland
286
Sweden
137
Ireland
2
Poland
1
Netherlands
1
Switzerland
1
Norway
1
France
1

North America
114

United States Of America
114

Oceania
2

Australia
2

South America
1

Brazil
1

OSTTRA's Leadership

K. W.
Chief Risk Officer (cro)
Mobile Phone
Email
J. S.
Chief Technology Officer
Mobile Phone
Email
A. S.
Chief Financial Officer
Mobile Phone
Email
A. C.
Chief Revenue Officer (cro)
Mobile Phone
Email
S. B.
Vp Business Development
Mobile Phone
Email
B. K.
Head Of Enterprise Platforms
Mobile Phone
Email
G. I.
Head Of Finance Operations & Transformation
Mobile Phone
Email
E. H.
Head Of Internal Communications & Engagement
Mobile Phone
Email

OSTTRA Employee Metrics

100%

50%

0%

2026

2025

Engineering
Analytics
Sales
Operations
Product Management
Other
Banking
Finance
Program & Project Management
Arts & Design
Information Technology

Contact profiles from OSTTRA

Name

Title

Contact Info

Location

Last Update

S. E.
Senior Executive Assistant To Co-Ceo & Cto
Mobile Phone
Email
United KingdomEngland
Apr 22, 2025
K. W.
Chief Risk Officer (cro)
Mobile Phone
Email
United KingdomUnited Kingdom
Apr 20, 2026
J. S.
Chief Technology Officer
Mobile Phone
Email
United KingdomEngland
Jan 08, 2024
A. S.
Chief Financial Officer
Mobile Phone
Email
United StatesDistrict of Columbia
Apr 28, 2026
J. S.
Co-Chief Executive Officer
Mobile Phone
Email
United KingdomEngland
Mar 30, 2026
A. C.
Chief Revenue Officer (cro)
Mobile Phone
Email
United StatesMassachusetts
Apr 14, 2026
J. P.
Ciso
Mobile Phone
Email
SwedenUppsala
Apr 17, 2026
K. K.
Director & Country Lead | D-A-Ch
Mobile Phone
Email
United Kingdom
Oct 25, 2025
G. R.
Co-Chief Executive Officer
Mobile Phone
Email
United KingdomEngland
Apr 17, 2026
B. K.
Head Of Enterprise Platforms
Mobile Phone
Email
United KingdomEngland
May 05, 2026

Frequently Asked Questions

What is OSTTRA known for?

OSTTRA was founded in 2021 operates in the Financial Services industry. The company's main headquarters is located in 1 Duval Square London, England United Kingdom. Explore OSTTRA's company overview page for more information.

What is OSTTRA's most common email format?

OSTTRA employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more OSTTRA email formats with LeadIQ.

How many employees does OSTTRA have currently?

OSTTRA has approximately 1.3K employees as of April 2026. These team members are located across 5 continents, including AsiaEuropeNorth America.

Who are OSTTRA's key employees and leadership?

As of April 2026, OSTTRA's key employees include:

Chief Risk Officer (cro): K. W.
Chief Technology Officer: J. S.
Chief Financial Officer: A. S.
Chief Revenue Officer (cro): A. C.
Vp Business Development: S. B.

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