COMPLETED CONVERSION OF CLASS C SHARES TO CLASS B

2,500,000 class C shares, which have been issued and repurchased within the framework of Sweco’s share bonus programme, have been converted to shares of class B. The number of shares in the company after conversion amounts to a total of 92,002,110, of which 9,389,075 are class A shares and 82,613,035 are class B shares. After conversion, Sweco holds 3,064,923 class B treasury shares. The total number of votes in the company is 17,650,378.5. However, Sweco holds no voting rights for the shares held in treasury. The company’s share capital amounts to SEK 92,002,110. The year-end report for the financial year 2009 stated the number of treasury shares at a total of 3,059,073. The change of 5,850 shares consists of shares that the company has not needed to deliver to participants in the share bonus programme.