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Fidessa
What Does Fidessa Do?
Fidessa Group plc was a British-headquartered company renowned for its advanced software and services tailored for the financial services sector. Its offerings included multi-asset trading systems, comprehensive market data, and global connectivity solutions. Fidessa's client base spanned large investment banks, specialist brokers, and asset managers worldwide, supporting their critical trading and investment operations. In 2018, Fidessa was acquired by ION Investment Group, and subsequently, certain assets, particularly its sell-side Order Management System (OMS), were divested to Temenos in 2019. The core technology and expertise developed by Fidessa continue to influence and operate within the financial technology landscape under new ownership.
Where Is Fidessa's Headquarters?
HQ Function
The Woking headquarters housed key corporate functions including executive management, global strategy, core software development for trading and connectivity solutions, and international operational oversight.
Notable Features:
A modern office complex suited for a leading technology firm, designed to foster innovation and collaboration among its highly skilled workforce. Specific architectural highlights are not widely publicized but were contemporary for its time.
Work Culture:
Fidessa was known for a dynamic and intellectually stimulating work culture, emphasizing technical excellence, innovation in financial technology, and a client-centric approach to problem-solving.
HQ Significance:
The Woking HQ was instrumental in Fidessa's growth into a global leader in financial trading technology, coordinating its worldwide presence and pioneering advancements in market connectivity and trading platforms.
Values Reflected in HQ: The headquarters likely embodied Fidessa's core values of innovation, reliability, and global connectivity, crucial for serving the high-stakes financial industry.
Location:
Prior to its acquisition, Fidessa maintained a significant global presence with offices strategically located in major financial centers across North America, Europe, Asia, and Australia. This network enabled Fidessa to deliver its comprehensive suite of trading systems, market data, and connectivity solutions, along with localized sales, client services, and technical support, to a diverse international clientele including banks, brokers, and asset managers.
Street Address:
Dukes Court, Duke Street
City:
Woking
State/Province:
Surrey
Country:
United Kingdom
Where Else Does Fidessa Operate Around the World?
New York, NY, USA
Address: Various locations in Manhattan over time, e.g., Financial District (Historically, 100 Wall Street was a known address)
Crucial for Fidessa's Americas business, offering direct engagement and support for a large client base in one of the world's largest financial markets.
London, UK
Address: City of London (e.g., One Old Jewry, EC2R 8DN, was a known address)
Provided proximity and dedicated services to clients in the City of London and other European financial hubs, complementing the Woking HQ.
Tokyo, Japan
Address: Central Tokyo (e.g., Marunouchi district)
Enabled Fidessa to serve the specific needs of the Japanese financial market and its participants, including local exchanges and financial firms.
Hong Kong, SAR China
Address: Central Hong Kong (e.g., International Commerce Centre (ICC))
Provided a vital presence for accessing and supporting clients in Hong Kong and the broader APAC financial ecosystem.
Paris, France
Address: Central Paris (e.g., near financial district)
Strengthened Fidessa's presence in continental Europe, catering to the French financial market.
Buying Intent Signals for Fidessa
Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.
Who's Leading Fidessa? Meet the Executive Team
As of April 2025, Fidessa' leadership includes:
Who's Investing in Fidessa?
Fidessa has been backed by several prominent investors over the years, including:
What Leadership Changes Has Fidessa Seen Recently?
Fidessa was acquired by ION Investment Group in 2018 and its operations were subsequently integrated or divested. As such, Fidessa no longer operates as an independent entity, and there have been no executive hires or exits attributable to 'Fidessa' as a standalone company in the last 12 months. Leadership changes concerning former Fidessa assets would occur within ION Group or Temenos.
What Technology (Tech Stack) Is Used byFidessa?
Discover the tools Fidessa uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.
Fidessa Email Formats and Examples
Historically, Fidessa likely utilized common corporate email patterns such as [first_initial][last]@fidessa.com or [first].[last]@fidessa.com. Following its acquisition in 2018, these email addresses are no longer active for Fidessa as an independent entity. Communications regarding former Fidessa products or services would now be directed through ION Group or Temenos.
[first_initial][last]@fidessa.com (e.g., jsmith@fidessa.com) or [first].[last]@fidessa.com (e.g., john.smith@fidessa.com)
Format
example@fidessa.com
Example
0 (These email formats are historical and no longer actively used by an independent Fidessa. Emails sent to @fidessa.com addresses are unlikely to be delivered or may redirect to ION Group.)%
Success rate
What's the Latest News About Fidessa?
Reuters / Financial Times (among other major financial news outlets) • July 17, 2018
ION Investment Group Completes £1.5 Billion Acquisition of Fidessa
ION Investment Group successfully completed its acquisition of Fidessa Group plc, a leading provider of trading, investment and information solutions for the financial community. The deal, valued at approximately £1.5 billion, followed a competitive bidding process and marked a significant consolidation in the financial technology sector....more
Temenos / Finextra • May 29, 2019
Temenos Finalizes Acquisition of Fidessa's Sell-Side Trading Platform Business from ION Group
Temenos announced the completion of its acquisition of Fidessa's sell-side Order Management System (OMS) business and related assets from ION Group. This strategic divestment was part of the regulatory conditions following ION's takeover of Fidessa and aimed to enhance Temenos's offerings in the banking software market....more
WatersTechnology • October 16, 2023
ION Markets Migrates Fidessa Workstation Users to New Platform
ION Markets announced progress in migrating users of the legacy Fidessa Workstation to its new generation platform, XTP Execution. This initiative aims to provide clients with enhanced functionality and a modernized user experience, leveraging the robust technology foundation of Fidessa while integrating it into ION's broader ecosystem....more
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