The U.S. Chamber of Commerce

The U.S. Chamber of Commerce is the world’s largest business federation representing more than 3 million businesses of all sizes, sectors, and regions. It includes hundreds of associations, thousands of local chambers, and more than 100 American Chambers of Commerce in 91 countries.

Whether you own a business, represent one, lead a corporate office, or manage an association, the Chamber of Commerce of the United States of America®  provides you with a voice of experience and influence in Washington, D.C., and around the globe.