Valued at $15 billion by market cap, New York-based Omnicom Group Inc. (OMC) operates as one of the largest advertising, marketing and corporate communications companies in the world. Omnicom offers a ...

The company will keep the Omnicom name and trade under the “OMC” ticker symbol on the New York Stock Exchange. Tech giants such as Alphabet-owned Google and Amazon.com have in recent years ...

Omnicom Group Inc. company and executive profile by Barron's. View the latest 1OMC company infomation and executive bios.

The company will keep the Omnicom name and trade under the “OMC” ticker symbol on the New York Stock Exchange. The size of and reach of the new marketing giant will have multiple advantages ...