People Moves: Liberty Mutual Re Promotes Blosche to Head of Northern Europe as Van Oort Retires; AXA Announces Key Leadership Appointments

This edition of International People Moves details appointments at Liberty Mutual Reinsurance and AXA.

A summary of these new hires follows here.

Liberty Mutual Re Promotes Blosche to Head of Northern Europe as Van Oort Retires

Liberty Mutual Reinsurance (LM Re), part of Liberty Mutual Insurance Group, announced the appointment of Andreas Blosche as head of Northern Europe, effective immediately.

Based in Cologne, Blosche will report to Eric Sugier, chief underwriting officer, property, LM Re.

Following the retirement of Hans Van Oort, Blosche will assume full responsibility for the region after spending two years as deputy head of Northern Europe. He will lead the team in the region across all property and casualty lines, while also overseeing strategic development and ensuring alignment with LM Re’s goals and underwriting performance throughout the Northern European markets.

Blosche was involved in the opening of LM Re’s Cologne office in 2003, and has become a highly valued and established member of the LM Re team. He brings 30 years of (re)insurance experience, including 20 in P&C treaty reinsurance, along with a strong reputation for technical expertise, leadership, and market knowledge.

LM Re offers treaty reinsurance solutions across key UK, Europe, Middle East, Asia, US, Bermuda and other international locations.

***

AXA Announces Key Leadership Appointments

AXA announces the following changes within its leadership team in order to prepare its next strategic cycle. These changes, detailed below, will be effective December 1, 2025:

Guillaume Borie, a member of AXA’s Management Committee and currently chief executive officer (CEO) of AXA France, is appointed global head of Finance, Strategy, Underwriting, Risk and Technology. In his new role, Borie will continue to report to Thomas Buberl, AXA Group CEO. He will assume the responsibilities of Frédéric de Courtois, who is stepping down.
Mathieu Godart, currently CEO of AXA P&C and Partnerships of AXA France and a member of AXA France’s Executive Committee, is appointed CEO of AXA France and joins AXA’s Management Committee, reporting to Buberl.
Karima Silvent, a member of AXA’s Management Committee and currently group chief human resources officer, is appointed deputy general secretary, in charge of Human Resources, Audit, Compliance, AXA EssentiALL and GIE AXA, reporting to George Stansfield, group deputy CEO and general secretary.
Matthieu Caillat, currently chief operating officer and a member of AXA XL’s Executive Committee, is appointed group chief technology & AI officer, and will take over the role of AXA Group Operations CEO from Alexander Vollert, currently group chief operating officer, who is stepping down from his role. He will join AXA’s Management Committee. He will report to Guillaume Borie.

These changes are subject to regulatory and corporate approvals.

Biographies

Guillaume Borie. Borie has spent most of his career at AXA, where he started in 2009. After several years in the group communications department, he became secretary to the group’s Board of Directors and chief of staff to AXA’s CEO in 2013. In 2016 he was appointed head of Strategy to steer the preparation and deployment of the Ambition 2020 plan From Payer to Partner. Appointed group innovation director in 2017, he worked, in particular, on accelerating innovation efforts in health-related services and technology partnerships. At the end of 2019, Borie was appointed deputy CEO of AXA France, in charge of all property and casualty insurance activities for individual, professional and commercial customers, as well as managing the network of 3,000 AXA France General Agents and relations with the 1,200 partner brokers. Borie is a graduate of the Institut d’Etudes Politiques de Paris.

Mathieu Godart. Godart is an engineer graduated from the French Institute of Advanced Mechanics, from ESSEC in International Business and from the London Business School where he obtained an MBA. He began his career at Renault-Nissan in the purchasing department before joining the Boston Consulting Group. He joined the AXA Group in 2011 as director of Insurance Purchasing. In 2013, he became director of Customer Service successively for the Ile-de-France and then North-East regions, while taking responsibility for the motor claims business. After two years at the head of the Western region, he became director of Distribution & Marketing for AXA Retail and P&C Corporate in 2020. From 2022 to 2023, he was director of Property and Casualty Customer Service, supervising the operations of AXA Service Morocco. Since June 2023, Godart has been CEO of AXA Property and Casualty and Partnerships, a member of the Executive Committee of AXA France.

Matthieu Caillat. Caillat started his career 22 years ago in AXA’s division dedicated to Large Commercial Risks, AXA Corporate Solutions (AXA CS). After launching AXA’s Space activity in 2008 and heading AXA CS in the UK until 2015, Caillatspent 3 years heading AXA CS in France while acting as deputy chief underwriting officer for AXA CS globally. When AXA acquired XL Catlin in 2018, Caillatjoint the Leadership Team of the newly created AXAXL company as chief operating officer, covering IT, Data & AI, Innovation as well as Operations and Transformation. Caillatholds a Master of Science in Mathematics from ENSTA ParisTech and a master’s degree in Economics & Geopolitics from Sciences Po Paris Graduate School.

Karima Silvent. Silvent entered in 1997 in the French Ministry of Employment and Health as deputy and then head of the National Fund for Employment, working on employment reforms as well as helping private companies implement Human Resources policies. In 2002, she joined the French state-owned Health Service (Assistance Publique – Hôpitaux de Paris) as deputy human resources director. In 2007, she moved to Korian, a private health group (clinics, retirement homes), first as group HR director and in 2011 as COO for the French Business Line. In April 2012, she joined GIE AXA as global HR business partner for COO functions (operations, IT, marketing and distribution). September 2013, she became global HR director in charge of workforce transformation, culture, employer brand and recruiting. She was appointed human resources director and member of the Executive Committee of AXA France in July 2016. She is group chief human resources officer since December 2017 and joined AXA’s Management Committee in June 2019. She graduated from Institut d’Etudes Politiques (IEP) in 1995 and from the Ecole Nationale d’Administration (ENA).

“As we launch the preparation of our next strategic cycle, this is the right time to review and refresh the group’s leadership team to ensure we pursue our strong growth trajectory and accelerate the transformation of our operations,” according to Thomas Buberl, chief executive officer of AXA, in a statement. “By leveraging internal talents with outstanding track records, I am confident that we will continue to successfully deliver on our priorities and to create value for all our stakeholders.”

As of December 1, 2025, AXA’s Management Committee will be composed of:

Thomas Buberl, group CEO
George Stansfield, group deputy CEO (Directeur Général Adjoint), general secretary, oversight of AXA Japan and Greater China (China and Hong Kong)
Nancy Bewlay, group chief underwriting officer
Guillaume Borie, global head of Finance, Strategy, Underwriting, Risk and Technology
Helen Browne, group general counsel
Matthieu Caillat, group chief technology & AI Officer, CEO of AXA Group Operations
Patrick Cohen, CEO of European Markets & Health
Ulrike Decoene, group chief communications, Brand and Sustainability Officer
Hassan El-Shabrawishi, CEO of International Markets
Françoise Gilles, group chief risk officer
Mathieu Godart, CEO of AXA France
Scott Gunter, CEO of AXA XL
Alban de Mailly Nesle, group chief financial officer
Karima Silvent, deputy general secretary, in charge of Human Resources, Compliance, Audit, AXA EssentiALL and GIE AXA
Anu Venkataraman, group chief strategy officer and head of Investor relations