According to The Abbey Group, they have sold Landmark Center, an office and retail complex near Fenway Park, for $530.5 million. The buyer is a joint venture between JP Morgan Investment Management Inc. and Samuels & Associates. Cushman & Wakefield represented the seller and procured the buyer in the transaction. Tenants at Lanmark Center include Blue Cross Blue Shield, Harvard School of Public Health, Harvard Medical School, Regal Entertainment Group, Bed Bath & Beyond, and Best Buy. The Abbey Group spent $115 million renovating the former Sears, Roebuck & Co. warehouse into the Landmark Center in the 1990s.