Castellum invests SEKm 102

Castellum has, through the subsidiary Fastighets AB Briggen, acquired
an office property of 3,500 sq.m. in Helsingborg for SEKm 22. The
property is located in Berga industrial estate close to Briggen's
existing properties. The occupancy rate is expected to be approx. 90
% at the time of taking possession on May 3, 2004.

Castellum has also, through the subsidiary Aspholmen Fastigheter AB,
acquired an office and retail property of 5,600 sq.m. in the central
parts of Uppsala for SEKm 50. The date of taking possession is set to
September 1, 2004. The building will have a complete refurbishment
done in two steps. The first step is an investment of SEKm 20
concerning office premises, which will be started at the time of
taking possession. The first step is expected to be ready for moving
in during the first half of 2005. Refurbishment of the retail
premises will be completed and ready for moving in during 2006, an
investment of SEKm 10.

Further more, Castellum has through the subsidiary Fastighets AB
Corallen, sold two industrial properties, one in Värnamo for SEKm 4,
equivalent to book value and one in Gnosjö for of SEKm 12, also
equivalent to book value.

The press release can be downloaded from the following link:

Castellum is one of the major listed real estate companies in Sweden.
The book value of the real estate portfolio amounts to approx. SEK 14
billion, and comprises mainly commercial properties. The real estate
portfolio is owned and managed by six subsidiaries with strong local
roots in five growth regions: Greater Gothenburg, the Öresund Region,
Greater Stockholm, Western Småland and Mälardalen. The Castellum
share is listed on Stockholmsbörsen's O-list.

For further information, please contact
Lars-Erik Jansson, CEO, phone +46 31 60 74 00 / mobile +46 705-92 06
70
Håkan Hellström, CFO/deputy CEO, phone +46 31 60 74 00 / mobile +46
705-60 74 56