Number of shares and votes in Sweco after conversion

At the request of a shareholder, 4,200 class A shares have been converted to class B shares during February 2014 with the support of the conversion clause in the Articles of Association. As per 28 February 2014 the total number of votes amounts to 17,583,032.3, of which the class A shares correspond to 9,368,164 votes and the class B shares to 8,214,868.3 votes. The total number of shares is 91,516,847, of which 9,368,164 are of class A and 82,148,683 are of class B. The share capital amounts to SEK 91,516,847.

On the date of publication of this information, Sweco holds 466,165 class B shares in treasury. However, Sweco has no voting rights for the class B treasury shares.

For more information contact:

Lisa Lagerwall, General Counsel at Sweco, +46 8 695 66 16, lisa.lagerwall@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 value-creating 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 OMX Stockholm AB.

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 28 February 2014, 8:30 a.m. CET.