Castellum invests SEKm 238

Castellum has through wholly owned subsidiaries decided on new
construction, extensions and refurbishment for SEKm 215 and
acquisition of one commercial property for SEKm 23.

In Mariehäll Stockholm, Fastighets AB Brostaden has started a
reconstruction project of an existing property. The property is an
industrial property which will be converted into a modern retail
property for home furnishing and interior decorating. Approx. 50% of
the lettable area has already been signed. In total 14,900 sq.m. will
be converted at an estimated investment of SEKm 130. The
reconstruction is planned to be completed at the end of 2009.

In relation to extending an existing contract Brostaden has started
modernization of existing office premises in Elektronikbyn, Kista
Stockholm. A new connection between two buildings will be built and
the new part will hold a new entrance and conference premises. The
reconstruction is planned to be completed at the turn of the
half-year 2009 and the investment is calculated to SEKm 40.

Further Brostaden has started project work for a new bridge for
pedestrians and bicycles across the E4 at Smista Allé next to Kungens
Kurva. The new bridge increases the accessibility between the public
communications and Smista Allé where Brostaden owns unutilized
building permissions of approx. 66,000 sq.m. The investment is
calculated to SEKm 20.

In Tunbytorp in Västerås and in the area Holmen in Örebro Aspholmen
Fastigheter AB has started new construction and refurbishment of two
existing properties. The total investment is calculated to SEKm 25.

Fastighets AB Briggen has acquired a warehouse and industrial
property of 3,600 sq.m. for SEKm 23. The property is located in Malmö
with good communications and connection to inner and outer highways.
During February a contract was signed and the transaction has been
closed.

Castellum is one of the major listed real estate companies in Sweden.
The fair value of the real estate portfolio amounts to approx. SEK 28
billion, and comprises commercial properties. 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 OMX Nordic Exchange in Stockholm.

For further information, please contact
Håkan Hellström, CEO, Phone +46 705-60 74 56
Henrik Saxborn, deputy CEO, Phone +46 706-94 74 50

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