Studsvik — Regulatory Filings 2007

Dec 27, 2007

27 December, 2007

Studsvik's CMS Software Selected by Mitsubishi Heavy Industries for ATMEA 1 Reactor Application

Mitsubishi Heavy Industries, Ltd. (MHI) has selected Studsvik's incore fuel management software, CMS, for application to the new advanced ATMEA 1 reactor design. This reactor design is envisioned for new reactor orders worldwide.

Studsvik's CMS software is currently used throughout the world by a variety of operating nuclear power plants, as well as research and safety analysis organizations, associated with Light Water Reactors (LWR'S).

"The selection of our software CMS by MHI confirms our market leadership," Thomas Smed, President of Studsvik Scandpower.

For further information, please contact:

Thomas Smed, President of Studsvik Scandpower, tel: +1-617 965 74 52 Jerry Ericsson, CFO and Vice President, Studsvik AB, tel: +46-155-22 10 32

Facts about Studsvik

Studsvik is a leading service supplier to the international nuclear industry. The company has 60 years experience of nuclear technology and radiological services. Studsvik addresses a market in strong growth with specialized services in four Strategic Business Areas: Waste Treatment, Operating Efficiency, Decommissioning and Service and Maintenance.

Within the Strategic Business Area Operating Efficiency, Studsvik is a leading supplier of software and services to the international nuclear industry, and a world leader in development and support of fuel vendor independent analysis software and services. The Studsvik software is used throughout the wor ld for in-core fuel management, core follow, reload physics analysis, real time simulations, core monitoring and fuel back-end analyses.

Studsvik has 1,200 employees in 7 countries and the company's shares are listed on the OMX Nordic Stock Exchange Stockholm AB, MidCap.

Facts about Mitsubishi Heavy Industries

Mitsubishi Heavy Industries, Ltd. (MHI), headquartered in Tokyo, Japan, is one of the world's leading heavy machinery manufacturers, with consolidated sales of 3,068 billion yen in fiscal 2006 (year ended March 31, 2007).

MHI's diverse lineup of products and services encompasses shipbuilding, power plants, chemical plants, environmental equipment, steel structures,industrial and general machinery, aircraft, space rocketry and air-conditioning systems.

For more information, pleas e visit the MHI website: www.mhi.co.jp