LONDON, UK. March 19, 2026
Simon McQuoid‑Mason joins to lead New Product Development, Market Structure and Business Development for the London Stock Exchange and Turquoise
Tom Stenhouse appointed CEO of Turquoise, LSEG’s pan-European trading venue
Two new hires at Turquoise Europe
LSEG today announces several senior leadership appointments across its European equities business, underscoring its commitment to long-term competitiveness, customer service and innovation across the region’s trading landscape.
Following his appointment in December 2025, Simon McQuoid‑Mason will assume responsibility for Business Development in addition to leading New Product Development and Market Structure. With deep expertise in market structure and electronic trading, Simon brings a strong commercial focus to the role, ensuring LSEG continues to deliver solutions that enhance execution quality, deepen customer relationships, grow partnership opportunities, and reinforce the Group’s position as a competitive force in European equities.
As part of these changes, Tom Stenhouse has been appointed CEO of Turquoise, LSEG’s pan-European trading venue*. In addition to his role as Head of Product, Tom will be responsible for the management of Turquoise Europe, ensuring secure operations whilst expanding the venue’s footprint across Europe and overseeing the growth of Turquoise’s European ecosystem.
LSEG has also made a number of strategic appointments within Turquoise Europe, based in Amsterdam. Elian Matthijssen has been appointed as Director, Turquoise Europe, and will be responsible for leading operations of Turquoise Europe, expanding the venue’s footprint across Europe and overseeing the growth of Turquoise’s European ecosystem. Remko van Moll has been appointed Senior Business Development Manager, leading customer engagement and the expansion of Turquoise’s trading services in continental Europe.
Charlie Walker, Deputy CEO, London Stock Exchange plc, said:
“We are delighted to announce these senior appointments which reinforce our strategic ambition to operate competitive equities trading venues in Europe, including the London Stock Exchange and Turquoise. We remain committed to operating high quality markets that support our customers’ evolving capital raising and trading needs.”
*Subject to regulatory approval
Contacts
Hayley Fewster / Harriet Leatherbarrow
About LSEG
LSEG is a leading global financial markets infrastructure and data provider, playing a vital social and economic role in the world’s financial system.
With our open approach, trusted expertise and global scale, we enable the sustainable growth and stability of our customers and their communities. We are dedicated partners with extensive experience, deep knowledge and a worldwide presence in data and analytics; indices; capital formation; and trade execution, clearing and risk management across multiple asset classes.
LSEG is headquartered in the United Kingdom, with significant operations in 65 countries across EMEA, North America, Latin America and Asia Pacific. We employ over 26,000 people globally, more than half located in Asia Pacific.
LSEG’s ticker symbol is LSEG.
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