FORM 10-K

Company

MARSH & MCLENNAN COMPANIES, INC.

Filed

February 28, 2011

Period of Report

December 31, 2010

Accession Number

0001193125-11-047795

A 10-K is a company's comprehensive annual report, required by the SEC. It includes audited financial statements, a description of the business, risk factors, and management's discussion of results. Learn more about 10-K filings →