Sweco

Declaration of Voting Results & Voting Rights Announcements • Sep 28, 2018

PRESS RELEASE

28 September 2018

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

At requests of shareholders, the Swedish Companies Registration Office has registered that 13,592 class A shares have been converted to class B shares during September 2018 with the support of the conversion clause in the Articles of Association.

After the registration, as per 28 September 2018, the total number of shares in Sweco amounts to 121,083,819, of which 10,456,061 are of class A, 110,627,758 are of class B representing 21,518,836.8, votes in the company. The share capital amounts to 121,083,819 SEK.

On the date and time of publication of this information, Sweco holds 2,778,701 class B shares in treasury. However, Sweco has no voting rights for the class B treasury shares.

For additional information, please contact:

Lisa Lagerwall, General Counsel, +46 (0)8 695 6616, lisa.lagerwall@sweco.se

Johnny Nylund, Head of Public Relations, +46 (0)73 773 5189, johnny.nylund@sweco.se

Sweco plans and designs tomorrow's communities and cities. Our work produces sustainable buildings, efficient infrastructure and access to electricity and clean water. With 15,000 employees in Europe, we offer our customers the right expertise for every situation. We carry out projects in 70 countries annually throughout the world. Sweco is Europe's leading engineering and architecture consultancy, with sales of approximately SEK 16.9 billion (EUR 1.8 billion). The company is listed on Nasdaq Stockholm. www.swecogroup.com

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This information is information that Sweco AB is obliged to make public pursuant to the Securities Markets Act and/or the Financial Instruments Trading Act. The information was submitted for publication, through the agency of the contact person set out above, at 7:45 am CET on 28 September 2018.