Summons to the Annual General Meeting of Shareholders in Castellum AB

At the Annual General Meeting of Shareholders in Castellum AB, on Thursday,
March 24, 2011, following proposals will, inter alia, be presented:

   * A distribution of SEK 3.60 per share and Tuesday, March 29, 2011 as the
     record day for distribution.
   *  Changesin the Articles of Association regarding notice procedures and
     auditors' term of office in accordance with amended legislation.
   * Re-election of the present board of directors Mr. Jan Kvarnström, Mr. Per
     Berggren, Mrs. Marianne Dicander Alexandersson, Mrs. Ulla-Britt Fräjdin-
     Hellqvist, Mr. Christer Jacobson and Mr. Johan Skoglund. Mr. Göran Lindén,
     who has been a member of the board since 1999, has declined re-election. Mr.
     Jan Kvarnström is proposed to be re-elected as chairman of the board of
     directors. Further, theremuneration to the members of the board of directors
     is proposed to be SEK 1,700,000 out of which SEK 500,000 should be allocated
     to the chairman of the board of directors and SEK 240,000 to each of the
     remaining members of the board of directors.
   * Re-election of authorized public accountant Mr. Carl Lindgren and new
     election of authorized public accountant Mr. Magnus Fredmer. The present
     auditor Mr. Ingemar Rindstig, who has been auditor of the company for two
     mandate periods, is prevented from being re-elected due to the regulations
     in force. Further proposes also re-election of authorized public accountant
     Mr. Conny Lysér as deputy auditor. The election committee proposes that
     remuneration to the auditors during the term of office shall be based on
     approved accounts.
   * A new election committee shall be appointed in preparation for the Annual
     General Meeting 2012, in accordance with the previously applied model. This
     model entails that the chairman of the board of directors should be assigned
     to contact the three largest registered or otherwise known shareholders at
     the end of the third quarter in 2011 and to invite them to each appoint one
     member of the election committee. If such a shareholder should not wish to
     appoint a member, the fourth largest registered shareholder should be
     consulted and so on. The members appointed in accordance with the above,
     shall, together with the chairman of the board of directors, being
     responsible for the summoning procedure, constitute the election committee.
   * Authorisation for the board of directors to resolve to acquire and transfer
     the company's own shares until the next Annual General Meeting of

Appendix: the Summons

For further information, please contact
Jan Kvarnström, chairman of the board of directors. Tfn +49 160 906 01 899
Håkan Hellström, CEO. Tfn +46 705 60 74 56

Castellum is one of the major listed real estate companies in Sweden. The fair
value of the real estate portfolio amounts to approx. SEK 32 billion, and
comprises premises for office, retail, warehouse and industrial purposes with a
total lettable area of approx 3.3 thousand sq.m. The real estate portfolio is
owned and managed by six wholly owned subsidiaries with strong local roots in
five growth regions: Greater Gothenburg, the Öresund Region, Greater Stockholm,
Mälardalen and Eastern Götaland.
Castellum is listed on NASDAQ OMX Stockholm AB Large Cap.

Castellum AB (publ) discloses the information provided herein pursuant to the
Securities Markets Act and/or the Financial Instruments Trading Act.

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 Source: Castellum AB (publ) via Thomson Reuters ONE