Sweco

Share Issue/Capital Change • Jun 5, 2008

PRESS RELEASE 5 June 2008

Institutional investors acquire 1.7 percent of the shares in Sweco

Today, a number of institutional investors, mainly from Sweden, acquired 1,530,080 series B shares in Sweco corresponding to 1.7 percent of the total number of shares and 0.9 percent of the voting rights. The shares have been placed with investors by HQ Bank through a so-called book-building.

In connection with this, senior executives at Sweco have exercised 262,000 warrants, which will be utilised for the subscription of the 1,530,080 series B shares in Sweco, which have been liquidated in accordance with what is above.

After new subscription for shares through the warrants, the number of shares in Sweco will total 87,944,430 shares, of which 9,389,075 are series A shares, 78,405,355 series B shares, and 150,000 series C shares.

Sweco is a provider of international consulting engineering services with combined expertise in engineering, environmental technology and architecture. The Group has annual sales of approximately SEK 4.6 million and 5,400 employees in ten countries. The company has projects currently underway in some 80 countries worldwide. Sweco is a member of the OMX Nordic Exchange Stockholm.

For further information please contact: Mats Wäppling, President & CEO of Sweco, +46 8 695 66 07, mats.wappling@sweco.se Bo Jansson, Executive Vice President & CFO of Sweco, +46 8 695 66 06, bo.jansson@sweco.se

The information contained herein is subject to the disclosure requirements in the Swedish Securities Exchange and Clearing Operations Act and/or the Financial Instruments Trading Act. The information was submitted by Sweco for publication at 7:00 p.m on 5 June 2008 .

Phone +46 8 695 60 00 E-mail info@sweco.se www.swecogroup.com