The Keystone Purchasing Network is a cooperative purchasing program that serves educational, local government, and non-profit organizations nationwide. Contracts are competitively bid so there is no need to duplicate the bid process. Eligible schools and agencies can join KPN at no cost and no obligation to purchase. KPN is an initiative of the CSIU, a political subdivision for the Commonwealth of Pennsylvania. The KPN bid process satisfies the procurement laws for most states. All Sportsfield Specialties, Inc. sports construction equipment is available via contract #KPN-202001-02.