Wärtsilä Corporation STOCK EXCHANGE RELEASE 2 January 2007 at 9.00 am local time 1(1) WÄRTSILÄ´S EUR 160 MILLION POWER PLANT ORDER TO AZERBAIJAN CONFIRMED Wärtsilä´s preliminary contract of equipment supply for a 300 MW power plant to Azerbaijan has been confirmed. The value of the deal is approximately EUR 160 million. The order is included in the fourth-quarter order intake for 2006. The multi-fuel power plant will be delivered to AzerEnerji, the national energy company of Azerbaijan during autumn 2008. Wärtsilä will deliver eighteen Wärtsilä 18V50DF generating sets and related equipment to this new plant. The plant will be located in Sangachal, 50 km south of the capital Baku. Wärtsilä´s success in Azerbaijan is based on our proven technology with fuel flexibility, high efficiency, and reliable deliveries, says Christoph Vitzthum, Group Vice President, Power Plants. This order further strengthens our good relationship with this customer. In 2005 AzerEnerji ordered five power plants from Wärtsilä, totalling 450 MW. The first two have been taken into commercial operation and three plants were commissioned at the end of 2006. For further information, please contact Mr Christoph Vitzthum, Group Vice President, Wärtsilä Power Plants, tel +358 10 7095 670. Wärtsilä in brief Wärtsilä enhances the business of its customers by providing them with complete lifecycle power solutions. When creating better and environmentally compatible technologies, Wärtsilä focuses on the marine and energy markets with products and solutions as well as services. Through innovative products and services, Wärtsilä sets out to be the most valued business partner of all its customers. This is achieved by the dedication of more than 13,000 professionals manning 130 Wärtsilä locations in close to 70 countries around the world. www.wartsila.com