- Omnicom and Interpublic in merger talks to develop into largest promoting group Financial Times
- Exclusive | Advertising Firms Omnicom and Interpublic Nearing Merger That Would Reshape Industry The Wall Street Journal
- Omnicom and IPG are in superior merger talks—report Ad Age
- Omnicom strains up IPG takeover – Publicis will certainly reply and WPP could also be in play More About Advertising
- Omnicom in Talks to Acquire Interpublic Group in Landmark Madison Avenue Deal Variety
