Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000062709-26-000022
Filing Date
2026-02-09
Accepted
2026-02-09 16:02:58
Documents
130
Period of Report
2025-12-31

Document Format Files

Seq Description Document Type Size
1 10-K mrsh-20251231.htm   iXBRL 10-K 3690259
2 INSIDER TRADING SECURITIES POLICY mmc12312025ex_192.htm EX-19.2 64629
3 LIST OF SUBSIDIARIES OF MMC mmc12312025ex_211.htm EX-21.1 652213
4 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM mmc12312025ex_231.htm EX-23.1 2566
5 RULE 13A-14(A)/15D-14(A) CERTIFICATION OF CHIEF EXECUTIVE OFFICER mmc12312025ex_311.htm EX-31.1 9065
6 RULE 13A-14(A)/15D-14(A) CERTIFICATION OF CHIEF FINANCIAL OFFICER mmc12312025ex_312.htm EX-31.2 9070
7 SECTION 1350 CERTIFICATIONS mmc12312025ex_321.htm EX-32.1 7435
8 COMPENSATION CLAWBACK POLICY mmc12312025ex_971.htm EX-97.1 40657
14 BUSINESS LOGO image.jpg GRAPHIC 13958
15 MMC LOGO image_1.jpg GRAPHIC 10516
16 MARSH LOGO mrsh-20251231_g1.jpg GRAPHIC 11655
  Complete submission text file 0000062709-26-000022.txt   21746921

Data Files

Seq Description Document Type Size
9 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT mrsh-20251231.xsd EX-101.SCH 111504
10 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT mrsh-20251231_cal.xml EX-101.CAL 176479
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT mrsh-20251231_def.xml EX-101.DEF 687114
12 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT mrsh-20251231_lab.xml EX-101.LAB 1379545
13 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT mrsh-20251231_pre.xml EX-101.PRE 1032056
133 EXTRACTED XBRL INSTANCE DOCUMENT mrsh-20251231_htm.xml XML 4388299
Mailing Address 1166 AVENUE OF THE AMERICAS NEW YORK NY 10036
Business Address 1166 AVENUE OF THE AMERICAS NEW YORK NY 10036 2123455000
MARSH & MCLENNAN COMPANIES, INC. (Filer) CIK: 0000062709 (see all company filings)

EIN.: 362668272 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-05998 | Film No.: 26611410
SIC: 6411 Insurance Agents, Brokers & Service
(CF Office: 02 Finance)