CJ (formerly CJ Affiliate and Commission Junction) is an online advertising company owned by Publicis Groupe operating in the affiliate marketing industry, which operates worldwide.

The corporate headquarters is in Santa Barbara, California, and there are offices in Atlanta, GA, Chicago, IL, New York, NY, Los Angeles, CA, Agoura Hills, CA, and Needham, MA in the US,[1] and in the UK, Germany, France, Spain, Sweden, Poland, Czech Republic, and India.

[3] beFree was gradually phased out in favor of Commission Junction.

Conversant was bought by Alliance Data in 2014.

[4] Commission Junction[5] continues to be known as CJ Affiliate.