Exhibit 99.1

Marsh McLennan
1166 Avenue of the Americas
New York, New York, 10036-2774
T +212 345 5000
News release
| | |
Media contact: Erick Gustafson Marsh McLennan +1 202 263 7788 erick.gustafson@mmc.com | | Investor contact: Sarah DeWitt Marsh McLennan +1 212 345 6750 sarah.dewitt@mmc.com |
Marsh McLennan Announces Pricing of $1.6 Billion Senior Notes Offering
NEW YORK, September 6, 2023 — Marsh McLennan (NYSE: MMC) (the “Company”) announced today that it has priced $600,000,000 aggregate principal amount of its 5.400% Senior Notes due 2033 (the “2033 Notes”) and $1,000,000,000 aggregate principal amount of its 5.700% Senior Notes due 2053 (the “2053 Notes” and, together with the 2033 Notes, the “Notes”). The Company intends to use the net proceeds from the Notes offering for general corporate purposes. The closing of the Notes offering is expected to occur on September 11, 2023, subject to the satisfaction of certain customary closing conditions.
BofA Securities, Inc., Citigroup Global Markets Inc. and J.P. Morgan Securities LLC are acting as joint book-running managers for the 2033 Notes, and BofA Securities, Inc., Citigroup Global Markets Inc. and Deutsche Bank Securities Inc. are acting as joint book-running managers for the 2053 Notes.
An effective shelf registration statement related to the Notes has previously been filed with the Securities and Exchange Commission (the “SEC”). The offering and sale of the Notes are being made by means of a prospectus supplement and an accompanying base prospectus related to the offering. Before you invest, you should read the prospectus supplement and the base prospectus for more complete information about the issuer and this offering.
You may obtain these documents for free by visiting the SEC website at www.sec.gov. Alternatively, copies may be obtained from any of the underwriters at (i) BofA Securities, Inc., NC1-022-02-25, 201 North Tryon Street, Charlotte, NC 28255, Attn: Prospectus Department or by email at dg.prospectus_requests@bofa.com or by telephone at 1-800-294-1322; (ii) Citigroup Global Markets Inc., c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 or by email at prospectus@citi.com or by telephone at 1-800-831-9146; (iii) Deutsche Bank Securities Inc., Attn: Debt Capital Market Syndicate, 1 Columbus Circle, New York, New York 10019, telephone: 1-800-503-4611 or (iv) J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions, Attn: Prospectus Department, 1155 Long Island Avenue, Edgewood, NY 11717, or by telephone: 1-866-803-9204.
