Independent Publishers Group (IPG) is a worldwide distributor for independent general, academic, and professional publishers, founded in 1971 to exclusively market titles from independent client publishers to the international book trade. As per other book wholesalers and distributors, IPG combines its client publishers’ books into a single list, comparable to the larger publishing houses. IPG’s distribution services to publishers include warehousing, bill collecting, and sales to the book trade. IPG currently represents about 1,000 publishers. They are based in Chicago, Illinois. IPG distributes publishers based in Australia, the United Kingdom, Canada, France, Ireland, Switzerland, New Zealand, Israel, and others.