Sears Holdings Corporation is a holding company that owns the Sears and Kmart retail chains. The company was formed in 2005 after the merger of Sears, Roebuck and Co. and Kmart Holdings Corporation. Sears Holdings Corporation operates over 1,000 stores across the United States and Puerto Rico. The company offers a wide range of products, including clothing, appliances, electronics, and home furnishings. Sears Holdings Corporation has struggled in recent years due to declining sales and increased competition from online retailers.