About Us

Who are we

What we do

In this ever-changing era various financial institutions Must adapt to keep up with the technology of securities trading, new rules and new markets. Horizon itself focuses on providing services to all businesses listed on the stock exchange such as Delta-One, Structured products, Cash, Options Market Making & Trading.

Our clients can create, test, deploy Automated strategies in no time and can trade the way they want according to our “Trade your Way” concept, which is our philosophy.


We provide a new generation of algo-trading technologies for a new trading experience and we nurture a
more transparent, flexible and open trading environment


Anticipate the trading market dynamics
Deliver innovative technology
Develop advanced Algorithmic trading
Focus on high-quality services


TEAM PLAYER- We are on the same boat; each of us behaves as a team player
COMMITTED- We are committed to our activities because we can be proud of what we achieve
SHARP- We are able to make sharp decisions
RESOURCEFUL- We overcome dificulties by finding innovative solutions because we are resourceful
TRUSTWORTHY- We build trust-based relationships because we deserve them


Team player

We are in the same boat and are on the same team.


We strive to develop products together because we pride ourselves on shared success.


We can make sharp decisions.


We can overcome challenges with innovations.


We have gained credibility with quality products

Horizon has been partnering with consulting and technology providers as well as data providers to deliver comprehensive solutions to the Capital Markets industry, to maintain efficient support services to our clients worldwide, and to contribute to sustainable development.

Business enablers

Business enablers

Talent & ESG

Talent & ECG



Stock Market
Years of customer satisfation


Satisfied Customers


Happy employees


Our Staff
Meet Our Management Team

Management Team

We believe in building trustworthy relationships with our clients the same way we do with our people. We are team players. We are proud of what we achieve and are committed to our activities to deliver innovative solutions, by being resourceful and our capacity to make sharp decisions.

Guillaume Poitevin Guillaume Poitevin
Guillaume Poitevin

Guillaume has extensive experience in Capital Markets and Investment Management as he previously held senior sales positions at global financial software vendors. Guillaume oversees all aspects of business development at Horizon Software including setting its strategic sales direction and developing Horizon’s market penetration.

Sylvain Thieullent Sylvain Thieullent
Sylvain Thieullent

Sylvain Thieullent leads the strategic direction of the company, ensuring clients trade their way with Horizon’s sophisticated electronic trading solutions. Sylvain has extensive experience at Horizon Software through his previous roles as APAC Director and EMEA Head of Electronic Trading.

Benoit Deckmyn Benoit Deckmyn
Benoit Deckmyn

Benoit, after a previous experience in the Telecom industry, spent seven years working for the equity derivatives department of Société Générale CIB, where he was in charge of market data, middleware and electronic trading latency optimization projects. He joined Horizon working on extending Horizon’s exchange and broker coverage and increased the quality of connectivity solutions.

Helene Riou Helene Riou
Helene Riou

Hélène joined Horizon in 2019 in the new role of HR Director, to support the growth dynamic of the group. Graduated in HR, she has over 15 years of experience as HR Manager in France and Hong Kong, working with international groups in industries facing digital transformation, including printing, publishing, textile and IT.

Emmanuel Faure Emmanuel Faure
Emmanuel Faure

Emmanuel served in various Management positions for 20 years in the financial industry in Asia such as Fimat, a global brokerage organization and part of Société General group in Japan and Hong Kong, Newedge, HSBC Futures, Jefferies HK, and Ned Davis Research  also working several years as Independent Director at Malaysia.

François-Xavier Detourniere François-Xavier Detourniere
François-Xavier Detourniere
Global Head of Product Management

Francois-Xavier joined Horizon in 2002 as a trainee Software Engineer. After 16 years working in software development on Horizon solutions, and progressing to became one of the company’s CTOs, he now takes on a new challenge and will lead the team of Horizon Product Owners. He has been based in Asia since 2010 and currently oversees Horizon operations in ASEAN from Bangkok after five years performing this role out of the Horizon Hong-Kong office.

Fabrice Astrologi Fabrice Astrologi
Fabrice Astrologi
Global Head of Client Management

Fabrice joined Horizon Software early 2022. He brings a 25+ years of experience in Client Services management. He has been working for various Fintech companies such as FIS and ITIVITI. He combines his passion for complex projects alongside with customer service mindset.

Chief Technology Officer

Olivier joined Horizon as CTO in June 2022 after more than 20 years in financial technology including Morgan Stanley where he held several senior positions across the globe. His main role is to set the Technology strategy through innovation to reach Horizon’s goals and to satisfy its clients’ needs.

Chief Financial Officer

Bertrand joined Horizon in September 2022 as Group CFO. He has over 15 years of experience in Finance and was previously Deputy CFO of Flowbird, a private equity backed company active in the field of urban mobility. Bertrand started his career in investment banking at Citi and then in the M&A department of EDF, where he executed numerous cross-border M&A, financing, and capital market operations. Bertrand graduated from Centrale Lille and HEC.

Managing Director - Middle East

Gerald joined Horizon in October 2022 as Horizon Software Middle East Managing Director. He has over 30 years of experience in the Capital Market; He was a Trading Business Analyst at Euronext, Head of Macro Market Development in Bursa Malaysia, and the Asean Regional Manager at Flextrade Systems. Gerald is now leveraging his extensive expertise and relationships to establish Horizon as the premier provider of institutional electronic trading solutions across the Middle East.

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