St. John Properties, Inc. Selects Al Cunniff as Director Of Marketing

BALTIMORE (December 31, 2007) – St. John Properties, Inc., a full-service real estate
development company headquartered in Baltimore, MD, has named Al Cunniff as its new Director of Marketing.
He was formerly Director of Corporate Communications and Marketing for Advanced BioNutrition Corp. in
Columbia, MD.

In his new position, Mr. Cunniff will oversee the day-to-day marketing communications,
advertising and public relations functions for St. John Properties, which owns and manages more than 13 million
square feet of office, flex/research and development, warehouse and industrial space throughout five states. His
responsibilities include devising and executing strategic programs that promote the St. John Properties brand and
managing all internal and external communication initiatives, including print collateral production, special events
and maintenance of the corporate website.

Mr. Cunniff brings more than 22 years of relevant marketing communications and creative
services experience to St. John Properties. His previous positions include Director of Corporate Communications
for Cidera, Inc., and Corporate Communications consultant for GE Capital Services. In addition, his career as a
journalist includes experience as an editor and writer for trade magazines and newspapers, including the Hearst
Corp.’s Baltimore News American newspaper.

“Al has in-depth and diversified experience with the entire spectrum of corporate
communication responsibilities and is ideally suited to assume this important role with our company,” stated
Jerry Wit, Senior Vice President – Marketing for St. John Properties, Inc. “His strong foundation in writing,
coupled with proven success in the communications environment and an intimate knowledge of the local market
will serve St. John Properties well as we strive to further educate and influence a variety of target audiences.”

Mr. Cunniff earned a Bachelor of Arts in English and a Master of Modern Studies from Loyola
College and is an active member of the Public Relations Society of America, Maryland Chapter. He resides with
his family in the Catonsville section of Baltimore County.

For the third year in a row, St. John Properties has developed more than one million square feet
of new space in the local market. As of year-end 2007, the St. John Properties portfolio was 97% leased and
included more than 1500 tenants. The total real estate investments of the company are valued at more than $1.1

Founded in 1971 as MIE Properties, Inc., St. John Properties, Inc. owns and has developed
more than 13 million square feet of flex, warehouse, office and retail space in Maryland, Colorado, Louisiana,
Virginia and Wisconsin. For more information about the company, visit

# # #