- Blackbird
- Makers of trading software. - Consort Securities Systems
- Supplies software for private client stockbrokers, investment managers, and other participants in the securities industry. - Exchange Data International
- Provides financial software and securities data to brokerages, custodians and fund managers in the investment banking industry. - LatentZero
- Specialising in front and middle office solutions for investment management companies. - LSS Support Services Ltd
- Suppliers of software to the financial services sector, specialising in data mining of legacy databases. - Market Data Services Limited
- The world leader in Telecom Expense Management and Market Data Management, MDSL delivers software solutions and services that help international organisations to reduce their costs significantly and on a global scale. - MBA Systems Ltd
- Specialising in developing dealing room systems, data feed handlers, Internet and intranet solutions for financial institutions. - Percival Software Ltd
- Software systems for share registration, clearing & settlement and central depository. Worldwide customer base. - QUANTEC Online
- Providing quantitative construction and analysis tools to investment professionals throughout the world. - Rolfe and Nolan

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