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A financial-markets platform supplying integrated data, analytics, content, and workflow technology to financial institutions.

Last updated August 25, 2026

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Overview

Dealogic is a financial-markets information and technology company serving investment banks, capital-markets firms, sales and trading organizations, and institutional investors. Its platform combines market content, transaction data, analytics, and workflow capabilities across the investment-banking and securities lifecycle. The business is designed to connect activity from origination through distribution and, ultimately, to the investor community, giving financial institutions a common source of information for evaluating transactions, tracking competitors, managing relationships, and assessing market share. The company was founded in the United States in 1997 by Tom Fleming and Simon Hessel. Its corporate development drew on two earlier businesses. Computasoft had been established in the United Kingdom in 1983 by Simon Hessel, Peter Ogden, and Philip Hulme. CommScan was created in 1991 by Tom Fleming to acquire the assets of Graphic Scanning Corp., a U.S. capital-markets communications business. In 2001, the combined Computasoft and CommScan entities adopted Dealogic as their trading name, creating the identity under which the business became known in the institutional financial-information market. Dealogic expanded beyond core transaction information through a series of targeted acquisitions. In 2009 it bought the investor-profiles products of Ilios Partners LLC, broadening its capabilities in investor intelligence. In 2013 it acquired Junction RDS, identified as a leader in ownership analysis for United Kingdom-listed companies. In 2015 it acquired A2 Access, a corporate-access aggregation business, adding technology and information relevant to interactions between issuers, investment banks, and investors. The company has also attracted institutional ownership. The Carlyle Group, together with co-investors Euromoney Institutional Investor and Randall Winn, acquired Dealogic in 2014. In 2017, ION Investment Group recapitalized the company and became its current owner. Dealogic is therefore best understood as a privately held financial-technology and information-services business operating within the broader ION group rather than as a publicly traded data vendor. Dealogic's information is used by financial institutions as well as by financial media analyzing investment-banking activity, transaction volumes, competitive positioning, and wallet share. One cited media application is The Wall Street Journal's Investment Banking Scorecard, described as an interactive and real-time presentation of financial-market and investment-banking data. This type of use illustrates Dealogic's role as infrastructure behind market intelligence and industry reporting rather than primarily as a consumer-facing financial brand. The company maintains an international operating footprint, with offices reported in London, New York, Hong Kong, Tokyo, Budapest, Sydney, Mumbai, São Paulo, and Beijing. Its positioning centers on specialized institutional data, analytics, and technology for complex financial workflows. Public reference material does not provide a current detailed product catalogue, financial statements, executive roster, or operating metrics; those fields are therefore limited to information that can be supported by the available sources.

History

Dealogic's history combines British financial-software roots with a U.S.-founded capital-markets information business. Computasoft was established in the United Kingdom in 1983 by Simon Hessel, Peter Ogden, and Philip Hulme. CommScan was later created in the United States in 1991 by Tom Fleming to acquire the assets of Graphic Scanning Corp., a company associated with capital-markets communications. In 1997, Tom Fleming and Simon Hessel founded Dealogic in the United States. The business subsequently brought together the Computasoft and CommScan operations. In 2001, the combined entities adopted Dealogic as their trading name, giving the organization a unified identity for its financial-data and technology activities. The company developed as an institutional platform rather than a retail financial brand. Its services were aimed at banks, capital-markets intermediaries, and investors that needed structured information about transactions, issuers, investors, ownership, and competitive activity. Dealogic's data also became relevant to financial journalism, where its information was used to analyze investment-banking trends, market activity, and the distribution of advisory and underwriting business. Expansion during the 2000s and 2010s was supported by acquisitions. In 2009, Dealogic acquired investor-profile products from Ilios Partners LLC. In 2013, it bought Junction RDS, a business associated with ownership analysis of companies listed in the United Kingdom. In 2014, The Carlyle Group, Euromoney Institutional Investor, and Randall Winn acquired Dealogic. The following year, Dealogic acquired A2 Access, a corporate-access aggregation business, broadening the platform's relevance to connections among companies, banks, and investors. In 2017, ION Investment Group recapitalized Dealogic and became its owner. Under ION ownership, Dealogic continued to be described as a financial-markets platform offering integrated content, analytics, and technology. Its stated coverage spans banking, capital markets, sales and trading, and institutional investing, with a workflow that extends from transaction origination to distribution and investor use. Dealogic's reported office network includes London, New York, Hong Kong, Tokyo, Budapest, Sydney, Mumbai, São Paulo, and Beijing. This footprint reflects the global nature of the markets it serves. Available reference material does not establish a complete chronology of product launches, a current leadership list, detailed financial results, or a precise legal headquarters address. Those areas remain unresolved in this dossier.

  • 2017

    ION Investment Group recapitalizes Dealogic

    [1]

    ION Investment Group recapitalized Dealogic and became its owner.

  • 2015

    A2 Access acquired

    [1]

    Dealogic acquired A2 Access, a corporate-access aggregation business.

  • 2014

    Institutional investor acquisition

    [1]

    The Carlyle Group, Euromoney Institutional Investor, and Randall Winn acquired Dealogic.

  • 2013

    Junction RDS acquired

    [1]

    Dealogic acquired Junction RDS, described as a leader in ownership analysis of United Kingdom-listed companies.

  • 2009

    Ilios Partners investor-profile products acquired

    [1]

    Dealogic acquired Ilios Partners LLC's investor-profiles products.

  • 2001

    Dealogic becomes the trading name of the combined businesses

    [1]

    The combined Computasoft and CommScan entities adopted Dealogic as their trading name.

  • 1997

    Dealogic founded

    [1]

    Tom Fleming and Simon Hessel founded Dealogic in the United States.

  • 1991

    CommScan established

    [1]

    Tom Fleming established CommScan to acquire the assets of Graphic Scanning Corp., a U.S. capital-markets communications business.

  • 1983

    Computasoft established in the United Kingdom

    [1]

    Simon Hessel, Peter Ogden, and Philip Hulme founded Computasoft, an earlier business later combined into the Dealogic organization.

Products and positioning

Specialized institutional financial-data, analytics, and workflow technology provider for investment banks, capital-markets firms, sales and trading organizations, and institutional investors.

  • Financial-markets platform

    Dealogic Platform

    Dealogic's core platform integrates financial-market content, transaction information, analytics, and technology for institutional users. It is positioned across banking, capital markets, sales and trading, and institutional investing, supporting activity from origination through distribution and investor analysis. The platform is intended for professional workflows rather than consumer investing and can also provide the information used in external analysis of investment-banking activity.

  • Financial data and analytics

    Investment-Banking Analytics

    This product area covers structured information and analytical tools used to examine investment-banking transactions, market activity, competitive performance, and wallet share. Such data is used by financial institutions to evaluate their position in advisory and capital-markets businesses and by financial publications to report on industry trends and rankings.

  • Investor intelligence

    Investor Profiles

    Dealogic expanded its investor-intelligence capabilities through the acquisition of investor-profile products from Ilios Partners LLC in 2009. The offering is associated with information about institutional investors and their relevance to financial-market transactions. Public reference material does not provide a current feature list or standalone product status.

  • Corporate and ownership data · 2013

    Ownership Analysis

    Dealogic added ownership-analysis capabilities through its 2013 acquisition of Junction RDS, identified as a leader in analyzing ownership of United Kingdom-listed companies. The capability supports research into shareholders and corporate ownership structures, although current product packaging and availability are not specified in the available reference material.

  • Investor-relations and access technology · 2015

    Corporate Access Aggregation

    The acquisition of A2 Access in 2015 broadened Dealogic's activities into corporate-access aggregation. This area concerns the organization and aggregation of interactions between companies, financial intermediaries, and investors. It complements Dealogic's transaction and investor data by addressing connectivity around the capital-markets process.

Brand decisions

  • 2017

    ION Investment Group recapitalizationStrategy

    Background

    Dealogic underwent a further ownership and capital restructuring after its period under Carlyle and co-investors.

    Action taken

    ION Investment Group recapitalized the company and became its owner.

    Aftermath

    Dealogic became part of the ION Investment Group portfolio and remained a privately held provider of financial-market data, analytics, and technology.

  • 2015

    Acquisition of A2 AccessM&A

    Background

    Corporate-access aggregation complemented Dealogic's existing transaction, investor, and capital-markets information.

    Action taken

    Dealogic acquired A2 Access.

    Aftermath

    The company expanded into corporate-access aggregation and related issuer-investor connectivity workflows.

  • 2014

    Acquisition by Carlyle and co-investorsM&A

    Background

    Dealogic entered a new ownership phase under institutional investors.

    Action taken

    The Carlyle Group, Euromoney Institutional Investor, and Randall Winn acquired the company.

    Aftermath

    Dealogic continued as a privately owned financial-markets information and technology business.

  • 2013

    Acquisition of Junction RDSM&A

    Background

    Ownership analysis was a complementary capability for a platform covering transactions, issuers, and investors.

    Action taken

    Dealogic acquired Junction RDS, described as a leader in ownership analysis of United Kingdom-listed companies.

    Aftermath

    The transaction expanded Dealogic's ownership and shareholder-analysis capabilities.

  • 2009

    Acquisition of Ilios Partners investor-profile productsM&A

    Background

    Dealogic sought to extend its financial-information offering into investor intelligence.

    Action taken

    It acquired the investor-profiles products of Ilios Partners LLC.

    Aftermath

    The acquisition broadened the information available to users analyzing investors and financial-market relationships.

Recent events

  • Reported

    Dealogic completes acquisition of Selerity[3]

    Dealogic announced that it had acquired Selerity, a content analytics company. Financial terms were not disclosed.

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