Domino's Pizza, Inc. engages in the management of a network of company-owned and franchise-owned pizza stores. The company is headquartered in Ann Arbor, Michigan and currently employs 11,000 full-time employees. The company went IPO on 2004-07-13. The firm operates through three segments: U.S. stores, international franchise and supply chain. The U.S. stores segment consists primarily of its franchise operations, which consist of approximately 6,400 franchised stores located in the United States. The segment also operates a network of approximately 286 U.S. Company-owned stores. The international franchise segment is comprised of a network of franchised stores in approximately 90 international markets. The firm operates 22 regional dough manufacturing and supply chain centers, two thin crust manufacturing facilities, one vegetable processing center and one center, providing equipment and supplies to its United States and certain international stores. The company also operates five dough manufacturing and supply chain centers in Canada.