Walker Interactive Products

Summary

Walker Interactive Products, earlier known as Jeffrey L. Walker & Company and later known as Walker Interactive Systems and then briefly Elevon, Inc., was an American software company of the late 1970s through the early 2000s that was known for making accounting software for large organizations. The Walker application packages in particular supported the purchase order and accounts payable functionalities, as well as general ledger, and were mainly sold for the IBM mainframe market. For most of its existence, the company was headquartered in the downtown area of San Francisco, California.