STOCK PURCHASE AGREEMENT EXHIBIT 2.1 This Agreement is entered into as of September 3, 1998 by Stericycle, Inc., a Delaware corporation with its principal executive offices at 1419 Lake Cook Road, Suite 410, Deerfield, Illinois ("Stericycle"), and...Stock Purchase Agreement • October 15th, 1998 • Stericycle Inc • Hazardous waste management • Delaware
