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                                                                    Exhibit 99.1


PRESS RELEASE                                   Franklin Street Properties Corp.
               401 Edgewater Place Suite 200 Wakefield, Massachusetts 01880-6210
                                 (781) 557-1300 www.franklinstreetproperties.com


FOR IMMEDIATE RELEASE         Contact: Donna Brownell
                                       877-686-9496




                     FRANKLIN STREET PROPERTIES COMMON STOCK
                  BEGINS TRADING ON THE AMERICAN STOCK EXCHANGE


WAKEFIELD, MASS., -- June 2, 2005 - Franklin Street Properties Corp. (AMEX:
FSP), a real estate investment trust, announced today that its common stock has
been listed and begun trading on the American Stock Exchange under the ticker
symbol "FSP". Franklin Street Properties has 60,525,608 million shares
outstanding and approximately 1,780 shareholders as of June 1, 2005.

"The listing of FSP shares on the AmEx marks an important milestone for Franklin
Street Properties," said George Carter, president and chief executive officer of
Franklin Street Properties. "Since our founding in 1997, we have worked
diligently to provide our shareholders with the opportunity to participate not
only in the rental incomes and appreciation potential of our properties, but
also in returns from our full-service real estate investment bank and property
management business activities. We view our listing on a national exchange as
another example of our commitment to enhancing shareholder value and liquidity
over the long term."

The listing is being done by the company, which is owned entirely by its common
stockholders, not through an initial public offering or other transaction. For
more information, please visit the company's investor relations website at
www.franklinstreetproperties.com.

About Franklin Street Properties

Franklin Street Properties Corp. (AMEX: FSP) is a real estate investment trust
based in Wakefield, Massachusetts, focused on achieving current income and
long-term growth through investments in commercial properties. Since 1997, FSP
has applied an uncompromising discipline to its real estate investing,
reflecting many years of property investment and the natural characteristics of
real estate as an asset class within the broader capital markets. FSP operates
in two business segments: real estate operations and investment
banking/investment services. FSP owns an unleveraged portfolio of real estate,
including office buildings, apartment complexes and industrial use properties.
Through a wholly-owned subsidiary, FSP Investments LLC (member, NASD and SIPC),
a real estate investment banking firm and registered broker/dealer, the Company
organizes single purpose entities that own real estate, and conducts the private
placement of equity in those entities.

This press release may contain forward-looking statements or projections of
future performance. Forward-looking statements are statements that contain
predictions or projections of future events or performance, and often contain
words such as "anticipates", "can", "estimates", "believe", "expects",
"projects", "will", "might", or other words indicating a statement about the
future. The Company notes that any such forward-looking statements are subject
to change and are not guarantees of future performance, and that actual results
may differ materially from any such predictions or projections, based on various
important factors and including, without limitation, changes in economic
conditions in the markets in which the Company owns properties, changes in the
demand by investors for investment in Sponsored REITs, changes in the Company's
ability to renew, replace or extend its line of credit, changes in government
regulations and expenditures that cannot be anticipated such as utility rate and
usage increases, unanticipated repairs, additional staffing, insurance increases
and real estate tax valuation reassessments, the ability of the Company to
collect sufficient rents from each of its owned properties, and overall the
Company's susceptibility to the risks of owning and operating real property.
Additional information on the factors that could affect the Company's business
and financial results is included in the Company's periodic reports filed with
the Securities and Exchange Commission.
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