Latest Marsh McLennan Headlines

All the headlines from our Marsh McLennan Topic Page, ordered by recency.

People Moves: MMA Appoints Balentine as President of National Business Insurance

Nov 7 2025 // Adam Balentine Marsh McLennan Agency (MMA), headquartered in White Plains, New York, appointed Adam Balentine as President of National Business Insurance. Based in Kansas City, Missouri, Balentine leads the development of...

MMA Sues Former Specialty Marine Head Over Move to Howden US

Nov 6 2025 // Marsh McLennan Agency is going after a single employee, who came over in the acquisition of McGriff Insurance Services, for leaving for Howden US—taking 17 coworkers and over 30 clients representing $4 million in annual...

MMA Buys Collector Auto and Motorsports Agency

Nov 3 2025 // Marsh McLennan Agency (MMA) announced the acquisition of Hayden Wood Insurance Agency Inc., a Southborough, Massachusetts-based independent agency. Terms of the acquisition were not disclosed.The Hayden Wood Insurance...

People Moves: Liberty Mutual Re Taps Aldwinckle From AXA XL Re as CUO, International Casualty; Re/Insurer IQUW Bermuda Names Guy Carpenter’s Mitchell as CUO

Oct 27 2025 // This edition of International People Moves details appointments at Liberty Mutual Reinsurance and IQUW Bermuda.A summary of these new hires follows here. Liberty Mutual Re Taps Aldwinckle From AXA XL Re as CUO,...

Australia Pension Fund Mercer Sued Over Customer Disclosures

Aug 14 2025 // Australia’s financial regulator is suing A$70 billion ($46 billion) pension fund Mercer Super, accusing it of failing to report multiple investigations into serious member services issues.In a Federal Court filing,...

People Moves: Guy Carpenter Taps RenRe’s Flynn as Head of Global Clients, Global Specialties; Tokio Marine HCC International Names Bridges as Chief Claims Officer

Jul 29 2025 // This edition of International People Moves details London-based appointments at the reinsurance broker Guy Carpenter and the insurer Tokio Marine HCC International.A summary of these new hires follows here. Carpenter Taps...

Volante Global Taps Smith From Guy Carpenter as Group CEO, Succeeding Reith

Jul 28 2025 // Volante Global, a multi-class, multi-territory international Lloyd’s syndicate and managing general agent (MGA) owned by leading global fintech Acrisure, announced the appointment of Demian Smith to the role of chief...

People Moves: Guy Carpenter Promotes Hakes as Global Head of Marine, Energy, and Technical Lines; Moody’s Names Aquino as Global Co-Head of Insurance

Jul 17 2025 // This edition of International People Moves details appointments at Guy Carpenter and Moody’s Ratings.A summary of these new hires follows here. Guy Carpenter Promotes Hakes as Global Head of Marine, Energy, and...

Cyber Market Continues to Expand as Rates Adjust, Says Guy Carpenter

May 19 2025 // Those fighting cybercrime and those who insure against it must perpetually race to keep up with the new tech, strategies, methods, and goals thrown at them by nefarious actors working from all over the world.After...

Cyber Market Continues to Expand as Rates Adjust, Says Guy Carpenter

Apr 28 2025 // Those fighting cybercrime and those who insure against it must perpetually race to keep up with the new tech, strategies, methods and goals thrown at them by nefarious actors working from all over the world.After...

Alliant Employees Blocked From Soliciting Former MMA Clients

Jan 22 2025 // A federal judge in Manhattan overseeing an insurance brokerage poaching case has blocked three Alliant Insurance Services employees from soliciting or contacting any current Marsh & McLennan Agency (MMA) clients or...

Business Moves: Aon, Guy Carpenter, WTW Each Complete Previously Announced M&As

Jan 7 2025 // Insurance brokers Aon plc, Guy Carpenter and WTW announced they each have completed previously announced mergers and acquisitions.Aon’s acquisition of Griffiths & Armour, which was first announced in November...

Global Property Catastrophe Rates-on-Line Down 6.6% During Renewals: Guy Carpenter

Jan 6 2025 // Guy Carpenter reports that average global and regional property catastrophe rates-on-line decreased during the January 2025 renewals in amounts ranging from 5.3% to 7.2%.Guy Carpenter defines rate on line (ROL) as the cost...

Loss-Free Property Cat Rates Fall 5%-15% as Reinsurer Appetite Grows: Guy Carpenter

Dec 30 2024 // Global reinsurers’ appetite rose for property catastrophe during the upcoming January renewals, which have seen risk-adjusted reinsurance rate reductions of 5%-15% for loss-free accounts, according to a renewal...

Guy Carpenter to Research Parametric Solutions in California, Florida

Dec 12 2024 // Guy Carpenter said it is starting a research project to explore the use of parametric insurance solutions in California and Florida for wildfire and hurricane risks.The effort will focus on the use of a...

Guy Carpenter to Acquire Athens-Based Reinsurance Broker Carpenter Turner

Nov 19 2024 // Guy Carpenter, the reinsurance specialist and a business of Marsh McLennan, announced it has entered into an agreement to acquire the remaining 51.5% of shares of Carpenter Turner, an Athens-based regional leader in the...

People Moves: Brit Names Guy Carpenter’s Stephenson to Lead Bermuda Expansion; HDI Global Taps Geis From Allianz as Managing Director for Germany

Sep 5 2024 // This edition of International People Moves details appointments at Brit Ltd. in Bermuda and HDI Global in Germany.A summary of these new hires follows here. Brit Names Guy Carpenter’s Stephenson to Lead Bermuda...

Guy Carpenter: ‘Kitty Cat’ CrowdStrike Outage to Cause $300M-$1B in Insured Losses

Aug 19 2024 // Due to the limited amount of impacted companies with insurance and the deployment of a quick fix to mitigate losses, Guy Carpenter said the insured losses from the CrowdStrike outage is likely between $300 million and $1...

Guy Carpenter: ‘Kitty Cat’ CrowdStrike Outage to Cause $300M-$1B in Insured Losses

Aug 2 2024 // Due to the limited amount of impacted companies with insurance and the deployment of a quick fix to mitigate losses, Guy Carpenter said the insured losses from the CrowdStrike outage is likely between $300 million and $1...

Marsh McLennan Unit Mercer to Buy UK Pension Fund Manager Cardano

Jun 12 2024 // Insurance brokerage firm Marsh McLennan’s unit Mercer has agreed to buy Cardano, a London-based pension fund manager that oversees $66 billion of assets, to widen its foothold in the UK market.The deal, unveiled on...