Castellum — Capital/Financing Update 2010

Nov 19, 2010

Castellum AB (publ), Box 2269, SE-403 14 Göteborg Org nr/Corp Id no SE 556075-5550 Tel +46 31 60 74 00 Fax +46 31 13 17 55

PRESS RELEASE November 19, 2010

Castellum invests for SEKm 343

Castellum has trough the wholly owned subsidiary Fastighets AB Briggen started a new construction of 7,400 sq.m. office area in the Ideon-area in Lund. The investment, which is the final stage before completion of the property Edison Park, is calculated to SEKm 150 and to be completed during the first quarter 2012.

In Spånga, north of Stockholm, Fastighets AB Brostaden has acquired two properties for SEKm 45. The properties, which are fully let, consists of 5,000 sq.m. warehouse premises.

In Botkyrka, near E4 south of Stockholm, Brostaden has started a new production of 5,300 sq.m. warehouse premises. The investment is calculated to SEKm 50 and will be completed during the summer 2011.

In Huddinge, Stockholm, Brostaden continues the development of the area Smista allé by new construction of a fully let property of 1,450 sq.m. for boat trading. The investment is calculated to SEKm 27 and will be completed during the second quarter 2011.

In Örnsro, Örebro, Aspholmen Fastigheter AB has acquired a property for SEKm 71. The property consists of 9,500 sq.m. office- and retail premises and is fully let.

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 00 / mobile +46 706-94 74 50

www.castellum.se

Castellum is one of the major listed real estate companies in Sweden. The fair value of the real estate portfolio amounts to approx. SEK 30 billion, and comprises premises for office, retail, warehouse and industrial purposes with a total lettable area of approx 3.2 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.