Sweco

Declaration of Voting Results & Voting Rights Announcements • Jun 30, 2008

PRESS RELEASE 30 June 2008

Number of shares and voting rights in Sweco as of 30 June 2008

In accordance with law, Swedish corporations whose shares are traded on a regulated market – if a change in the total number of shares or voting rights has occurred – must make public these changes on the last trading day in the calendar month in which the changes occurred.

During the month of June 2008, the issue of 1,400,000 series C shares to HQ Bankaktiebolag, which was carried out within the framework for the implementation of the share bonus program 2008, was registered with the Swedish Companies Registration Office and VPC. All 1,400,000 series C shares were later repurchased by Sweco.

In addition, during the month of June 2008, as a result of the subscription of series B shares through the exercise of options within the framework for the warrant program 05/08, an increase in the number of shares by a total of 1,588,480 series B shares was registered at the Swedish Companies Registration Office and VPC.

Therefore, the total number of shares in Sweco totals 89 402 830, of which 9 389 075 series A shares, 78 463 755 series B shares and 1 550 000 series C shares. Sweco holds 807 867 series B shares and 1 550 000 series C shares. The total number of votes in Sweco is 17 390 450,5. However, Sweco does not have voting rights for its series B shares and series C shares, which it holds. Share capital totals SEK 89 402 830.

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 billion 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: Jenny Klefström, Legal Counsel at Sweco, +46 734 12 66 85, jenny.klefstrom@sweco.se Bo Jansson, Executive Vice President & CFO of Sweco, +46 734 12 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 10:00 a.m. on 30 June 2008.

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