DGAP-News: alstria office REIT-AG

DGAP-News: Deutsche Office leases 3,500 sqm in the Kastor building (Frankfurt)

DGAP-News: alstria office REIT-AG / Key word(s): Miscellaneous Deutsche Office leases 3,500 sqm in the Kastor building (Frankfurt)

22.06.2016 / 19:30 The issuer is solely responsible for the content of this announcement.

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Press release

Deutsche Office leases 3,500 sqm in the Kastor building (Frankfurt)

Hamburg, June 22, 2016 - Deutsche Office AG, (symbol:PMOX, ISIN: DE000PRME020), announces the signature of a new lease for its asset in Platz der Einheit 1 (Kastor), Frankfurt. Deutsche Office is a 90.9% subsidiary of alstria office REIT-AG (symbol: AOX, ISIN: DE000A0LD2U1).

The new tenant will lease up approximately 3,500 sqm of office and ancillary space. The 10 year lease will start at the end of the first quarter 2017 and generate an annual rental income of EUR 784 k. Since the acquisition of Deutsche Office by alstria in October 2015 the vacancy in the 30,600 sqm building was reduced from 71% to 41%. The Kastor building is located in the city centre of Frankfurt and is one of the landmark buildings in the portfolio of Deutsche Office.

"We are pleased to announce a new leasing success in our Kastor building" says Alexander Dexne, CEO of Deutsche Office, "The leasing market we are operating in remains fluid and we are benefitting from a continuing demand for efficient office space."

Deutsche Office was advised by alstria office REIT-AG in the leasing process.

Contact: Ralf Dibbern, IR/PR Phone: +49 (0) 40 226 341 329 Email: rdibbern@alstria.de

More information on: www.alstria.com www.alstria.blogspot.com www.twitter.com/alstria_REIT

About Deutsche Office & alstria: alstria office REIT-AG is an internally managed Real Estate Investment Trust (REIT) focused solely on acquiring, owning and managing office real estate in Germany. alstria was founded in January 2006 and was converted into the first German REIT in October 2007. Its headquarters are in Hamburg. The combination of alstria and Deutsche Office creates the leading listed German office real estate company with a combined portfolio of 121 office buildings comprising 1.7 million sqm of lettable space and representing a total portfolio value of approximately EUR 3.3 billion (as of March 31, 2016). The alstria office REIT-AG strategy is based on active asset and portfolio management as well as on establishing and maintaining good relationships with key customers and decision makers. alstria focuses on long-term real estate value creation.

Disclaimer: This release constitutes neither an offer to sell nor a solicitation of an offer to buy any shares. As far as this press release contains forward- looking statements with respect to the business, financial condition and results of operations of alstria office REIT-AG (alstria), these statements are based on current expectations or beliefs of alstria's management. These forward-looking statements are subject to a number of risks and uncertainties that could cause actual results or performance of the Company to differ materially from those reflected in such forward-looking statements. Apart from other factors not mentioned here, differences could occur as a result of changes in the overall economic situation and the competitive environment - especially in the core business segments and markets of alstria. Also, the development of the financial markets and changes in national as well as international provisions particularly in the field of tax legislation and financial reporting standards could have an effect. Terrorist attacks and their consequences could increase the likelihood and the extent of differences. alstria undertakes no obligation to publicly release any revisions or updates to these forward-looking statements to reflect events or circumstances after the date hereof or to reflect the occurrence of unanticipated events.

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22.06.2016 Dissemination of a Corporate News, transmitted by DGAP - a service of EQS Group AG. The issuer is solely responsible for the content of this announcement.

The DGAP Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases. Archive at www.dgap.de

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Language: English Company: alstria office REIT-AG Bäckerbreitergang 75 20355 Hamburg Germany Phone: 040-226 341 300 Fax: 040-226 341 310 E-mail: info@alstria.de Internet: http://www.alstria.de ISIN: DE000A0LD2U1 WKN: A0LD2U Indices: MDAX, EPRA, German REIT Index Listed: Regulated Market in Frankfurt (Prime Standard); Regulated Unofficial Market in Berlin, Hamburg, Munich, Stuttgart; Terminbörse EUREX End of News DGAP News Service ---------------------------------------------------------------------------

473667 22.06.2016