• 1959

    Cook’s Office Machines opens in Watertown, SD, selling and servicing Olivetti calculators. Remember those? Probably not.

  • 1960s

    Cook’s is the top Olivetti calculator retailer in the U.S.

  • 1970s

    Cook’s now employs 15 people and becomes Cook’s Office Products, Inc.

  • 1981

    A group of salespeople left Cook’s to form Office Systems, Inc (OSI). The company grows quickly, becoming a complete office solutions provider.

  • 2004

    The owners of OSI purchase Cook’s, bringing the companies back together and creating a reserve of knowledge, expertise and purchasing power.

  • 2009

    OSI changes its name to Office Peeps. The name highlights what’s unique and special about the company – its people.

  • 2010

    Office Peeps purchased Office Necessities with its location in Huron – an exciting opportunity to add great people to the organization and grow in a nice community.

  • 2018

    Central Business Supply located in Brookings & Madison, SD joined the Office Peeps family. This addition allowed us to expand with two new store locations and several fantastic associates.