Credit Agricole Assurances Acquires Comexposium from Charterhouse Capital Partners

Groupe Burrus-led Consortium to Acquire Siaci Saint Honoré from Charterhouse

July 2, 2021

Insurance

Charterhouse Capital Partners entered exclusive negotiations to sell Paris-headquartered insurance broker Siaci Saint Honoré to a consortium led by Groupe Burrus, creating a newly combined group intended to be an independent European leader in insurance consulting and brokerage. The transaction will see Charterhouse fully exit the business; investors in the consortium include institutional backers such as Ontario Teachers' Pension Plan alongside Groupe Burrus.

Charterhouse and Siaci Saint Honore Management Agree Deal; Ardian and Edmond de Rothschild to Sell

June 7, 2018

Insurance

Charterhouse Capital Partners, together with the management team led by CEO Pierre Donnersberg, has agreed to acquire the Siaci Saint Honore Group from Ardian and Edmond de Rothschild in a management buyout. Charterhouse will be the main shareholder alongside management to support the Group’s development as an independent European insurance consulting and brokerage leader; the transaction was expected to complete in September 2018 and is subject to regulatory and works council approvals.

Questex Acquires The Conference Forum and Versalinx Global Events

November 4, 2025

Media & Entertainment

Questex has acquired life-sciences-focused event companies The Conference Forum and Versalinx Global Events to expand its healthcare and life sciences events and media portfolio. The acquisitions add specialty conferences, market-research and competitive-intelligence events, and complementary databases and teams to Questex's Fierce Healthcare & Life Sciences platform.

Euromoney Acquires Census Commodity Data (AgriCensus)

March 9, 2020

Data & Analytics

Euromoney Institutional Investor PLC has acquired 100% of Census Commodity Data (operating as AgriCensus) and will integrate the business into its Fastmarkets price reporting operations. The deal expands Fastmarkets’ price reporting coverage into agricultural markets, adding AgriCensus’s price assessments, market news and intelligence to Euromoney’s global PRA platform.

Charterhouse Capital Partners Invests in Vermeg

December 18, 2020

Software

Charterhouse Capital Partners has acquired an equity stake in Vermeg from Crédit Mutuel Arkéa, investing alongside Vermeg's founder and management who retain a shareholding. The investment will support Vermeg's continued organic growth and buy-and-build strategy to expand its software and digitalisation offerings for banking, insurance and wealth-management clients globally.

Informa Acquires Tarsus Group from Charterhouse for $940M

March 9, 2023

Media & Entertainment

Informa PLC has agreed to acquire Tarsus Group from Charterhouse Capital Partners for an enterprise value of $940 million in a combination of cash and shares. Tarsus is an international B2B events group operating over 160 live and online event brands across the US, Europe and Asia, and the deal is intended to expand Informa's specialist B2B events portfolio and accelerate global growth.