Castellum invests SEKm 146 and sells for SEKm 24

Castellum has decided on new construction for SEKm 100. Further, tree
properties have been acquired through wholly owned subsidiaries for
SEKm 46 and five properties have been sold for SEKm 24.

In Smista Allé, Stockholm, Fastighets AB Brostaden is about to build
a full-service facility with a lettable area of 6,500 sq.m. for
approx. SEKm 100. A ten year lease contract has been signed with
Thituson Bil AB and the building will be used for selling and service
of Mercedes Benz, Chrysler and Jeep. Time for moving in is planned to
the turn of the half-year 2006.

Harry Sjögren AB has acquired an office property of 4,700 sq.m.
lettable area for SEKm 36. The property also holds an unutilized
building permission of approx. 4,000 sq.m. At the time of taking
possession, on August 31, the property will be unlet. The property is
located in Åbro in Mölndal were the company already owns a
significant number of properties.

Fastighets AB Corallen has acquired and taken possession of two
industrial properties with a total lettable area of 3,200 sq.m. for
SEKm 10. The properties are located in Norregård industrial estate in
Värnamo where the company already owns one property in the same
block. Further, Corallen has sold two properties of undeveloped land
in Gnosjö for SEKm 1.

In Helsingborg, Fastighets AB Briggen has sold and given up
possession of a residential property of 900 sq.m. to a new tenant
owners' association. The sales price of SEKm 11 exceeded the fair
value by SEKm 3.

Eklandia Fastighets AB has sold a warehouse and industrial property
of 1,500 sq.m. in Kungälv. The sales price of SEKm 8 was equivalent
to fair value and possession will be given up in the middle of

Aspholmen Fastigheter AB has sold and given up possession of an
industrial property of 650 sq.m. in Märsta. The sales price of SEKm 4
exceeded the fair value by SEKm 1.

On Castellum's website names and addresses of properties acquired or
sold since the beginning of the year are published.

Castellum is one of the major listed real estate companies in Sweden.
The value of the real estate portfolio amounts to approx. SEK 20
billion, and comprises mainly 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, 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
Håkan Hellström, CFO/deputy CEO, phone +46 31 60 74 00 / mobile +46
705-60 74 56