Horizon Welcomes Sebastien Cathelin to head up the Global Presales team

Share this post

9th December 2021, Paris: Horizon Software (Horizon), the world’s leading SaaS provider of electronic trading solutions and algorithmic technology, has appointed Sebastien Cathelin as Global Head of the Presales team. With over 20 years of vast experience in the financial markets, Sebastien brings with him a deep understanding of both market making and algorithmic trading.

In his new role as Global Head of Presales at Horizon, Cathelin will help to grow Horizon’s global client base and expand the footprint that Horizon’s trading services already have in the APAC, EMEA and US regions. The vast expertise gathered from his background in trading will enable him to identify and understand the specific needs of Horizon customers, and to match them with the appropriate solutions. This process is key to ensuring the best onboarding experience for our new clients.

Cathelin began his career on the trading desk at Société Générale before moving to Korea Investment & Securities in Seoul as their Senior Equity Derivatives Trader & Manager, among the first warrant traders when the market first opened in 2005. Subsequently, he led on building the Equity Derivatives Trading desk for BNP Paribas and led on automating the market making side of the business. He has also held the position of Head of Listed Products trading at Vontobel before returning to Paris to join Horizon Software.  

Sebastien Cathelin says “I am extremely excited to join the growing Horizon team at this specific point of rapid growth and expansion on a global scale. At this stage of my career, I am looking forward to applying my experience in electronic trading to a different role, helping Horizon customers to find the best solution for their business. I look forward to working with a great team to deliver the best service and support to clients”.

Vincent Dumontoy, Head of Client Solutions Services at Horizon Software adds: “Sebastien’s appointment is a valuable addition to Horizon. His extensive background in the financial industry, most notably on market making, will bring significant expertise and commitment to our team as we continue to engage with our prospects & clients globally. This will strengthen our position as a leading cross-asset electronic trading platform across agency & principal business models”.

About Horizon Software

Horizon has been empowering capital market players for over two decades by building powerful algorithmic technology into its electronic trading platform and offering trading opportunities through direct connectivity to more than 150 exchanges including 60 brokers worldwide. Horizon enables clients to quickly create, test and implement automated trading

Picture of serkan
serkan
Share this post

OCEANE Invest Selects Horizon Trading Solutions to Power ETF Market Making

ABU DHABI, Paris – 10th December, 2025 – Horizon Trading Solutions (Horizon), a leading global provider of multi-asset electronic trading technology, today announces a partnership with OCEANE Invest, a new Exchange Traded Fund (ETF) market maker, to deploy its automated market-making and algorithmic trading suite. The collaboration will support OCEANE Invest’s upcoming ETF listings on the […]

Read More

Shinhan Securities Vietnam Deploys Horizon Trading Solutions

Ho Chi Minh City & Paris – 23nd October, 2025 – Horizon Trading Solutions (Horizon), a leading global provider of multi-asset electronic trading technology, today announces that Shinhan Securities Vietnam, part of Shinhan Financial Group, is now live on its multi-asset trading and order management solution. The go-live supports Shinhan’s strategic goal of enhancing its […]

Read More

Horizon Trading Solutions successfully completes SOC 2® Audit

9 September, 2025, Paris –  Horizon Trading Solutions (Horizon), a leading global provider of multi-asset electronic trading technology, today announced its successful completion of System and Organization Controls (SOC) for Services Organizations (SOC 2®) Type 2  examination as of June 30, 2025 for their services, especially their Managed Services. Horizon had previously achieved SOC 2 […]

Read More

Horizon Provides Connectivity to Bursa Malaysia Derivatives for SFTS

Horizon Trading Solutions to Provide Connectivity Solutions to Bursa Malaysia Derivatives for Securities Futures Trading System 07 August 2025 – Paris, Kuala Lumpur – Horizon Trading Solutions (Horizon), a leading global provider of multi-asset electronic trading technology, today announces it is set to provide its connectivity solutions to Bursa Malaysia Derivatives’ Securities Futures Trading System […]

Read More
Subscribe to Horizon 's Newsletter!

Subscribe to our newsletter and stay updated on our latest news!

Request a Demo !

Please provide your details and your demo request and we will get back to you.

Fill this Form to Download our Brochure

Upon entering the requested information, you will receive a link that will redirect you to a page where you can download our Brochure.