Worldwide. Its leading United States-based national advertising agencies include Arnell Group, Goodby, Silverstein & Partners, GSD&MHarty Partners and Zimmerman Partners. Omnicom s diversified agency services consist of a worldwide enterprise of more Worldwide is located in New York where it employs nearly 250 people.

Worldwide. Its leading United States-based national advertising agencies include Arnell Group, Goodby, Silverstein & Partners, GSD&MHarty Partners and Zimmerman Partners. Omnicom s diversified agency services consist of a worldwide enterprise of more Worldwide is located in New York where it employs nearly 100 people.

with offices located in several states. It employs nearly 500 attorneys. The firm s clients held companies, public and quasi-public agencies, Governmental entities, public utilities, financial institutions, -collar defense, intellectual property, labor and employment, Real estate, mergers and acquisitions, export