EXHIBIT 3.153

CERTIFICATE OF LIMITED PARTNERSHIP
OF
THE RUBENSTEIN COMPANY, L.P.

          This Certificate of Limited Partnership of The Rubenstein Company, L.P. (the “Limited Partnership”) is being executed by the undersigned for the purpose of forming a limited partnership pursuant to the Delaware Revised Uniform Limited Partnership Act.

                              1.          The name of the Limited Partnership is:

                                                              The Rubenstein Company, L.P.

                              2.           The address of the registered office of the Limited Partnership in Delaware is 1013 Centre Road, Wilmington, Delaware 19805-1297. The Limited Partnership’s registered agent at that address is Corporation Service Company.

                              3.           The name and address of the general partners are:

NAME	ADDRESS
TRC Realty, Inc.-GP	The Rubenstein Company
	600 West Germantown Pike
	Suite 221
	Plymouth Meeting, Pennsylvania 19462
Prometheus Mid-Atlantic Investors Trust	Lazard Freres Real Estate Investors L.L.C
	30 Rockefeller Plaza, 63rd Floor
	New York, New York 10020

                              IN WITNESS WHEREOF, the undersigned, as the general partners of the Limited Partnership, have caused this Certificate of Limited Partnership to be duly executed as of this 22nd day of December, 1997.

TRC Realty, Inc.-GP
General Partner
By:	/s/  David B. Rubenstein
	Name: David B. Rubenstein
	Title:  Vice President
Prometheus Mid-Atlantic Investors Trust
General Partner
By:	/s/  Murry Gunty
	Name: Murry Gunty
	Title: Vice President

STATE OF DELAWARE

SECRETARY OF STATE

DIVISION OF CORPORATIONS

FILED 09 : 00 AM 12/22/1997

971442123 - 2836584

STATE OF DELAWARE

SECRETARY OF STATE

DIVISION OF CORPORATIONS

FILED 09 : 00 AM 08/19/1998

981324813  -  2836584

CERTIFICATE TO RESTORE TO GOOD STANDING

A DELAWARE LIMITED PARTNERSHIP

PURSUANT TO TITLE 6, SEC. 17-1109

1.          Name of Limited Partnership

             THE RUBENSTEIN COMPANY, L.P.

2.          Date of original filing with Delaware Secretary of state:

             December 22, 1997

I,    David B. Rubenstein, President of TRC Realty, Inc.-GP, the general partner of this Limited Partnership, do hereby certify that this Limited Partnership is paying all annual taxes, penalties and interest due to the State of Delaware.

I do hereby request this Limited Partnership be restored to Good Standing.

/s/ David B. Rubenstein

David B. Rubenstein

EXECUTION COPY

CERTIFICATE OF AMENDMENT

TO

CERTIFICATE OP LIMITED PARTNERSHIP

OF

THE RUBENSTEIN COMPANY, L.P.

          The undersigned, desiring to amend the Certificate of Limited Partnership of The Rubenstein Company, L.P. (hereinafter called the “Partnership”), do hereby certify that:

          FIRST:                 The name of the limited partnership is The Rubenstein Company, L.P.

          SECOND:            Pursuant to provisions of Section 17-202, Title 6, Delaware Code, the Certificate of Limited Partnership is amended as follows:

Prometheus Mid-Atlantic Investors Trust, a Maryland real estate investment trust, withdraws from the Partnership as a general partner of the Partnership.

          IN WITNESS WHEREOF, the undersigned executed this Amendment to the Certificate of limited Partnership on this 30th day of APRIL, 2004.

TRC REALTY, INC.-GP. a Pennsylvania corporation, general partner
By:	/s/  Frank J. Ferro
	Frank J. Ferro
	Executive Vice President
PROMETHEUS MID-ATLANTIC INVESTORS TRUST, a Pennsylvania corporation, withdrawing general partner
By:	/s/  Douglas N. Wells
	Douglas N. Wells
	Vice President

State of Delaware

Secretary of State

Division of Corporations

Delivered  05:03 PM 05/06/2004

FILED 05:03 PM 05/06/2004

SRV 040332438 - 2836584 FILE

AMENDED AND RESTATED

CERTIFICATE OF LIMITED PARTNERSHIP

OF

THE RUBENSTEIN COMPANY, L.P.

          The Rubenstein Company, L.P., a limited partnership organized under the Delaware Revised Uniform Limited Partnership Act (the “Act”), for the purpose of amending and restating its Certificate of Limited Partnership filed with the office of the Secretary of State of Delaware on December 22, 1997, hereby certifies that its Certificate of Limited Partnership is amended and restated to read in its entirely as follows

          1.     The name of the Partnership is Brandywine Midatlantic LP

          2.     The address of the registered office of the Partnership in Delaware is 1313 North Market Street, Suite 5100, Wilmington, Delaware 19801. The Partnership’s registered agent at that address is PHS Corporate Services, Inc.

          3.     The name and mailing address of the sole general partner is;

Brandywine Midatlantic LLC

c/o Brandywine Realty Trust

401 Plymouth Road

Suite 500

Plymouth Meeting, Pennsylvania 19462

          IN WITNESS WHEREOF, this Amended and Restated Certificate of Limited Partnership, which restates and integrates and also further amends the Certificate of Limited Partnership, has been duly executed as of the 21^st day of September , 2004, and is being filed in accordance with Section 17-210 of the Act by a general partner thereunto duly authorized.

Brandywine Midatlantic LLC
By:	/s/  Gerard H. Sweeney
	Gerard H. Sweeney
	President and Chief Executive Officer

State of Delaware

Secretary of State

Division of Corporations

Delivered 05:04 PM 09/22/2004

FILED 05:04  PM 09/22/2004

SRV 040686689 - 2836584 FILE

CONSENT TO USE OF NAME

          Brandywine Midatlantic LLC, a limited liability company organized under the laws of the State of Delaware, hereby consents to the organization of Brandywine Midatlantic LP in the State of Delaware.

          IN WITNESS WHEREOF, the said Brandywine Midatlantic LLC has caused this consent to be executed by its general partner, this 21^st day of September, 2004.

BRANDYWINE OPERATING PARTNERSHIP, L.P., Its Sole Member
By:	BRANDYWINE REALTY TRUST,
Its General Partner
	/s/  Gerard H. Sweeney
By:	Gerard H. Sweeney
Title:	President and Chief Executive Officer