Castellum invests SEKm 169

Castellum has through wholly owned subsidiaries decided on new
constructions for SEKm 98 and acquired 4 commercial properties for
SEKm 71

After signing a new lease, Fastighets AB Brostaden has started a new
construction project of a full-service facility for sales and service
of cars. The property is located in Smista Allé, Stockholm. The
lettable area amounts to approx. 4,800 sq.m. and the investment is
calculated to SEKm 60. The project is planned to be completed in the
autumn of 2008. Further, Brostaden has started new construction of a
parking facility in order to meet demands from the planned as well as
present cars service facilities. The parking facility will be a
five-story building with a total area of approx. 7,800 sq.m. and an
estimated 300 parking lots. The investment is calculated to SEKm 38.

Fastighets AB Brostaden has acquired a warehouse and industrial
property for SEKm 24 of which SEKm 4 refers to deferred nominal tax
liability since the property was acquired as a company acquisition.
The property is located in Stockholm and has a lettable area of
approx. 4,000 sq.m. The location is nearby Spånga centre and offers
good means of communication with commuter train and a number of bus
lines. The property is in principle fully let. A contract has been
signed and the transaction has been closed.

Aspholmen Fastigheter AB has acquired an office property in
Fyrislund, Uppsala for SEKm 27 of which SEKm 6 refers to deferred
nominal tax liability since the property was acquired as a company
acquisition. The lettable area amounts to approx. 2,200 sq.m. The
property is fully let. A contract has been signed and the transaction
has been closed.

Fastighets AB Briggen has acquired an industrial property of approx.
1,100 sq.m. for SEKm 13 of which SEKm 3 refers to deferred nominal
tax liability since the property was acquired as a company
acquisition. The property is located in Fosie industrial area in the
southern parts of Malmö, close to the inner and outer highways. The
property is in principle fully let. A contract has been signed and
the transaction has been closed.

Fastighets AB Corallen has acquired an office property in Linköping
for SEKm 7. The property is located in Mjärdevi Science Park. In
addition to the existing lettable area of approx. 600 sq.m. there is
an unutilized building permission of approx. 2,000 sq.m. The property
is fully let. A contract has been signed and the transaction has been
closed.

On www.castellum.se names and addresses on acquired properties are
published.

Castellum AB (publ) discloses the information provided herein
pursuant to the Securities Markets Act and/or the Financial
Instruments Trading Act. The information was submitted for
publication at 3.45 pm on December 3, 2007.

Castellum is one of the major listed real estate companies in Sweden.
The fair value of the real estate portfolio amounts to approx. SEK 27
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 31 60 74 00 / mobile +46 705-60 74 56
Henrik Saxborn, Deputy CEO, phone +46 31 60 74 50 / mobile + 46
706-94 74 50