On May 6, 2009, Thomas Properties Group, Inc. issued a press release announcing the results of operations for the quarter ended March 31, 2009 and made publicly available certain supplemental financial information. The supplemental financial information is attached to this report as Exhibit 99.1 and the press release is attached to this report as Exhibit 99.2, and both are incorporated by reference herein. A written transcript of the Company's first quarter 2009 earnings conference call held on May 6, 2009 is furnished with this Form 8-K as Exhibit 99.3.

(a) Not applicable.

(b) Not applicable.

(c) Exhibits

Exhibit No.   Description

99.1 -        Thomas Properties Group, Inc. Supplemental Financial Information for
              the Quarter Ended March 31, 2009

99.2 -        Press Release of Thomas Properties Group, Inc. dated May 6, 2009

99.3 -        Transcript of first quarter 2009 earnings conference call held on May
              6, 2009