Sweco

Share Issue/Capital Change • May 29, 2015

PRESS RELEASE

29 May 2015

Change in number of shares and votes in SWECO AB (publ)

Sweco has, according to previously disclosed information, conducted a new share issue of a total of 900,000 shares of class C. Under the Articles of Association, the Board also converted 433,791 class C shares into class B shares and reduced the share capital for repayment to the shareholders by redemption of 466,209 class C shares. The new share issue, conversion and redemption of shares has resulted in that the share capital and number of shares and votes in Sweco has changed.

After the events described above, the number of shares in Sweco amounts to 92,850,638, of which 9,368,164 class A shares, 82,582,474 class B shares and 900,000 class C shares, representing 17,716,411.4 votes in the company. The registered share capital, after the registration of the new shares issue, is SEK 92,850,638.

On the date of publication of this information, Sweco holds 682 594 class B shares and 900,000 class C shares, in total 1 582 594 shares in treasury. However, Sweco has no voting rights for the class B and class C treasury shares.

For additional information, please contact: Lisa Lagerwall, General Counsel, +46 (0)8-695 66 16, lisa.lagerwall@sweco.se

Åsa Barsness, Communications Director at Sweco, +46 (0)8-695 66 40, asa.barsness@sweco.se

Sweco is the Nordic region's leading provider of services for sustainable engineering and design. Together, our 9,000 engineers, architects and environmental experts develop sustainable and valuecreating solutions for clients and society. Sweco is one of Europe's ten largest consulting engineering companies and conducts annual project exports to 80 countries worldwide. The company has annual sales of approximately SEK 9 billion and is listed on Nasdaq Stockholm.

The information contained herein is subject to the disclosure requirements of Sweco AB under the Swedish Securities Exchange and Clearing Operations Act and/or the Financial Instruments Trading Act. The information was submitted for publication on 29 May 2015, 8.30 a.m. CET.

Telefon 08-695 60 00 E-post info@sweco.se www.swecogroup.com