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Form 8-K

sec.gov

8-K — MARSH & MCLENNAN COMPANIES, INC.

Accession: 0000950103-26-005674

Filed: 2026-04-14

Period: 2026-04-08

CIK: 0000062709

SIC: 6411 (INSURANCE AGENTS BROKERS & SERVICES)

Item: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Item: Financial Statements and Exhibits

Documents

8-K — dp245126_8k.htm (Primary)

EX-99.1 — EXHIBIT 99.1 (dp245126_ex9901.htm)

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

_____________________

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities

Exchange Act of 1934

Date of report (Date of earliest event reported)

April 8, 2026

Marsh & McLennan Companies, Inc.

(Exact Name of Registrant as Specified in its Charter)

Delaware

1-5998

36-2668272

(State or Other Jurisdiction of Incorporation)

(Commission File Number)

(IRS Employer

Identification No.)

1166 Avenue of the Americas,

New York,

NY

10036

(Address of Principal Executive Offices)

(Zip Code)

Registrant’s telephone number, including area code

(212)

345-5000

Check the appropriate box below if the Form 8-K

filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written

communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting

material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement

communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement

communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b)

of the Act:

Title of each class

Trading symbol(s)

Name of exchange on which registered

Common Stock, par value $1.00 per share

MRSH

New York Stock Exchange

NYSE Texas

Indicate by check mark whether the registrant is

an emerging growth company as defined in as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule

12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

Item 5.02 Departure of Directors or Certain Officers; Election

of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

On April 14, 2026, Marsh & McLennan Companies, Inc. (the “Company”)

announced that effective April 15, Mark McGivney will be appointed Executive Vice President, Chief Operating Officer & Chief Financial

Officer. Mr. McGivney has served as Senior Vice President and Chief Financial Officer of Marsh since January 2016.

On April 8, 2026, in connection with his increased responsibilities,

the Compensation Committee of the Company’s Board of Directors approved the terms of Mr. McGivney’s employment as Executive

Vice President, Chief Operating Officer & Chief Financial Officer. Effective April 15, 2026, Mr. McGivney will receive an annual base

salary of $1,250,000. Mr. McGivney will be eligible for an annual bonus with a target of $3,450,000 commencing with the 2026 performance

year (awarded in February 2027). Mr. McGivney will be eligible for a long-term incentive award with a target value of $6,300,000 commencing

with the award to be made in 2027. Mr. McGivney will also receive a $10 million grant of stock units on May 1, 2026 that is scheduled

to vest in three equal annual installments beginning May 15, 2027.

A copy of the press release relating to Mr. McGivney’s appointment

is attached hereto as Exhibit 99.1 and incorporated by reference herein.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

99.1 Press release issued by Marsh & McLennan Companies, Inc. on April 14, 2026

SIGNATURES

Pursuant to the requirements of the Securities Exchange

Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

MARSH & McLENNAN COMPANIES, INC.

By:

/s/ Connor Kuratek

Name:

Connor Kuratek

Title:

Deputy General Counsel and Corporate Secretary

Date: April 14, 2026

EX-99.1 — EXHIBIT 99.1

EX-99.1

Filename: dp245126_ex9901.htm · Sequence: 2

Exhibit 99.1

News release

Marsh

+1 212

345 5000

Media

contact:

Investor

contact:

Erick

Gustafson

+1 202 263 7788

Erick.Gustafson@marsh.com

Jay

Gelb

+1 212 345 5411

Jay.Gelb@marsh.com

Marsh appoints

Mark McGivney as Executive Vice President and Chief Operating Officer in addition to Chief Financial Officer

NEW YORK,

April 14, 2026 – Marsh (NYSE: MRSH), a global leader in risk, reinsurance and capital, people and investments, and management consulting,

today announced that Mark McGivney, Marsh’s Chief Financial Officer, will assume additional roles as Executive Vice President and

Chief Operating Officer of the firm. These changes are effective April 15.

Commenting

on the appointment, Marsh CEO John Doyle said, “Mark has been instrumental in the success and performance of Marsh for nearly 20

years. As CFO, he supported the design and execution of our strategy, and in his expanded role, he will help drive forward company priorities

at an even greater pace and scale in a complex macroenvironment. I look forward to his continued contributions.”

Mr. McGivney

will support John Doyle and the Marsh Executive Committee in evolving and accelerating the firm’s strategy, particularly where

initiatives span businesses. He will lead the company’s inorganic strategies and ensure execution of top priorities.

The Marsh Executive Committee will continue to report to Mr. Doyle.

Mark McGivney,

who has been Marsh’s Chief Financial Officer for over a decade, joined the company in 2007 and has held several senior roles across

the firm. He served as Senior Vice President of Corporate Finance, Chief Operating Officer and Chief Financial Officer of Mercer, and

Chief Financial Officer of Marsh Risk, before becoming Senior Vice President and Chief Financial Officer of Marsh in January 2016. He

holds an MBA from the University of Chicago Graduate School of Business and a BS in accounting from the University of Rhode Island.

About

Marsh

Marsh (NYSE:

MRSH) is a global leader in risk, reinsurance and capital, people and investments, and management consulting, advising clients in 130

countries. With annual revenue of $27 billion and more than 95,000 colleagues, Marsh helps build the confidence to

thrive through the power of perspective. For more information, visit corporate.marsh.com,

or follow us on LinkedIn and X.

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