Sweco publishes supplementary prospectus

Sweco AB (publ) ("Sweco") has prepared a supplementary prospectus supplementing
the prospectus which was approved by the Swedish Financial Supervisory Authority
(the "SFSA") on 10 July 2015 in relation to the admittance to trading on Nasdaq
Stockholm of the new class B shares in Sweco to be issued as consideration in
the previous announced public offer for all the shares in Grontmij N.V.
("Grontmij"). The supplementary prospectus constitutes a part of, and shall be
read together with, the prospectus.

The supplementary prospectus has been prepared in connection with that Sweco, on
17 July 2015, and Grontmij, on 3 August 2015, published their respective interim
reports for the first half of the 2015 financial year (1 January 2015 – 30 June
2015).

The supplementary prospectus has been approved by the SFSA and will be available
electronically at the SFSA website www.fi.se and is available at Sweco's website
www.swecogroup.com.
Contact details

Åsa Barsness, Communications Director, M: +46 (0)703823686, E:
asa.barsness@sweco.se
About Sweco

Sweco is the Nordic region’s leading provider of services for sustainable
engineering and design. Our 9,000 engineers, architects and environmental
experts develop value-creating solutions for our clients and for society. Sweco
is among the ten largest consulting engineering companies in Europe, carrying
out assignments in 80 countries annually throughout the world. The company has
annual sales of approximately SEK 9 billion and is listed on Nasdaq Stockholm.
Sweco is required to disclose the above information under the provisions of the
Securities Market Act and/or the Financial Instruments Trading Act. The
information was submitted for publication on 3 August 2015, 08:30 CET.

For further information, visit www.swecogroup.com.