High Quality Content by WIKIPEDIA articles! Commission Junction is an online advertising company owned by ValueClick and operating in the affiliate marketing industry. The company is the largest affiliate network in North America and operates worldwide. Among the top 500 retailers using 3rd party affiliate marketing software, 62% are powered by Commission Junction. Along with being the world`s largest Affiliate Network, Commission Junction also provides "performance marketing solutions". Their corporate headquarters is located in Santa Barbara, California, with other offices in Chicago, New York, San Francisco and Westborough. Commission Junction has also offices in the UK, Germany, France, Sweden and Spain. The company has over 1,500 customers including Dell; Overstock.com; Home Depot; Zappos; Bed, Bath, and Beyond; and Yahoo!.