TPGI Thomas Properties Grp., Inc.

Thomas Properties Group, Inc. (NYSE: TPGI) announces the tax treatment for its 2013 dividend distributions as follows:

          Nontaxable Total Ordinary Distribution Distribution Allocable to Income (Return of

Record Date

Paid Date

Per Share

2013

Dividend

Capital)

  February 25, 2013 March 11, 2013 $ 0.020 $ 0.020 $ 0.000 $ 0.020 May 21, 2013 June 7, 2013 $ 0.020 $ 0.020 $ 0.000 $ 0.020 August 21, 2013 September 9, 2013 $ 0.020 $ 0.020 $ 0.000 $ 0.020 November 12, 2013 November 26, 2013 $ 0.020 $ 0.020 $ 0.000 $ 0.020   Totals $ 0.080 $ 0.080 $ 0.000 $ 0.080

Shareholders are encouraged to consult with their personal tax advisors as to their specific treatment of Thomas Properties Group, Inc. distributions.

About Thomas Properties Group, Inc.

Thomas Properties Group, Inc., based in Los Angeles, is a full-service real estate company that owns, acquires, develops and manages primarily office, as well as mixed-use and residential properties on a nationwide basis. The company’s primary areas of focus are the acquisition and ownership of premier properties, both on a consolidated basis and through its strategic joint ventures, property development and redevelopment, and property management and leasing activities. For more information on Thomas Properties Group, Inc., visit www.tpgre.com.

Thomas Properties Group, Inc.Diana Laing, Chief Financial Officer213-613-1900