Shearman & Sterling represented the underwriters, led by Citigroup, BofA Securities and J.P. Morgan in connection with Omnicom Group Inc.’s $600 million offering of senior notes.

Omnicom Group Inc. is a leading global marketing and corporate communications company with branded networks and numerous specialty firms that provide advertising, customer relationship management, public relations and other specialty communications services to over 5,000 clients in more than 100 countries.

The Team