The Omnicom-Interpublic Group of Companies (IPG) merger is now complete as the companies have received all necessary regulatory approvals and satisfaction of the other closing conditions. 

The merger creates the world's leading network as it looks to reimagine 'how data, creativity, and technology combine with exceptional talent to help clients address their most critical growth priorities'.

John Wren, chairperson and CEO, Omnicom, said, "This is a defining moment for our company and our industry. With the completion of the deal, Omnicom is setting a new standard for modern marketing and sales leadership — creating stronger brands, delivering superior business outcomes, and driving sustainable growth. We’re excited about this next chapter. I want to thank our people, clients, and shareholders for the trust they have placed in us.”

Under the terms of the agreement, Interpublic shareholders received 0.344 Omnicom shares for each share of Interpublic common stock they owned. Legacy Omnicom shareholders own approximately 60.6% of the combined company and legacy Interpublic shareholders own approximately 39.4%, on a fully diluted basis. 

A note from the company stated how the combined company, with a pro forma combined revenue in excess of USD 25 billion, will trade under the OMC ticker symbol on the New York Stock Exchange.

The full leadership team will be announced on 1 December, however as previously revealed John Wren remains chairperson and CEO. Phil Angelastro will continue as EVP and CFO, and Philippe Krakowsky and Daryl Simmâ serve as co-presidents and COOs. 

Krakowsky, along with Patrick Moore and E. Lee Wyatt Jr. have also joined the Omnicom board of directors.