DEFINITIVE NOTICE AND PROXY STATEMENT

Company

OMNICOM GROUP INC.

Filed

April 14, 2011

Period of Report

May 24, 2011

Accession Number

0000891092-11-002450

A DEF 14A is a proxy statement sent to shareholders before an annual meeting. It covers executive compensation, board elections, and shareholder votes. Learn more about DEF 14A filings →