Sweco now controls approximately 62% of all outstanding Grontmij shares committed to the intended recommended public offer.

Sweco now controls approximately 62% of all outstanding Grontmij shares
committed to the intended recommended public offer for all issued and
outstanding ordinary shares in the capital of Grontmij.
On 1 June 2015, Sweco AB (publ) (“Sweco”) and Grontmij N.V. (“Grontmij”) jointly
announced the intended recommended public offer by Sweco for all issued and
outstanding ordinary shares in the capital of Grontmij for an offer price of EUR
1.84 in cash (cum dividend) and 0.22195 Sweco B share for each Grontmij ordinary
share, subject to customary conditions (the "Offer").

On 26 June 2015, Sweco and Grontmij confirmed that they are making good progress
on the preparations of the offer. As communicated before, based on the required
steps and subject to the necessary approvals, settlement of the Offer is
expected to take place in the second half of 2015.

Sweco today announces that it has acquired 6,231,865 ordinary shares in Grontmij
from Delta Lloyd Levensverzekering N.V. and Delta Lloyd Deelnemingen Fonds N.V.
Including Grontmij shares that Sweco has previously purchased, Sweco now owns
6,789,492 ordinary shares in Grontmij, in total representing 8.98% of the total
outstanding shares of the company.

In combination with irrevocably committed shares, Sweco now controls
approximately 62% of all shares in Grontmij committed to Sweco’s intended public
offer.

Pursuant to the provisions of Section 5 paragraph 4 and paragraph 5 of the Dutch
Decree on Public Takeover Bids (Besluit openbare biedingen Wft) Sweco announces
that on 1 July 2015 Sweco and its affiliates or brokers (acting as agents for
Sweco or its affiliates, as applicable) conducted transactions in ordinary
shares of Grontmij, the details of which are stated below.

Date    Transaction  Total      Type of   Volume weighted average price (€)
        type         number     shares
                     shares
1 July  Purchase     6,231,865  Ordinary  4.33
  2015

The highest price per ordinary Grontmij share paid in any transaction, whether
or not on a regulated market as defined in Section 1 paragraph 1 of the Dutch
Financial Supervision Act (Wet op het financieel toezicht), conducted on 1 July
2015 was € 4.38 per ordinary Grontmij
share[1] (http://connect.ne.cision.com#_ftn1).
Following such transactions, Sweco currently holds a total of 6,789,492 ordinary
shares in Grontmij, representing 8.98% of the issued share capital of
Grontmij[2] (http://connect.ne.cision.com#_ftn2). Grontmij does not hold any
shares in the capital of Sweco.

In accordance with Part 5.3.3 of the the Dutch Act on the Financial Supervision
(Wet op het financieel toezicht), Sweco has notified the Netherlands Authority
for the Financial Markets (Stichting Autoriteit Financiële Markten) that it has
acquired a substantial holding of 8.98% in the shares in Grontmij.

Sweco might purchase additional ordinary shares in Grontmij. Sweco will announce
such additional acquisitions on its website (www.swecogroup.com) promptly and in
any event once each day such additional acquisition has been made, or
acquisitions have been made. To the extent permissible under applicable
regulations, such announcements will be made in the English language only.

General restrictions

The information in this press release is not intended to be complete. This
announcement is for information purposes only and does not constitute an offer
or an invitation to acquire or dispose of any securities or investment advice or
an inducement to enter into investment activity. This announcement does not
constitute an offer to sell or issue or the solicitation of an offer to buy or
acquire the securities of Grontmij in any jurisdiction.

----------------------------------------------------------------------

[1] (http://connect.ne.cision.com#_ftnref1) This price paid was lower than the
implied value of the offer price in the Offer at the time it entered into such
transaction(s) outside Euronext Amsterdam determined by multiplying the Sweco
share price at the time of the transaction(s) by the exchange ratio and adding
the cash part of the offer price.

[2] (http://connect.ne.cision.com#_ftnref2) Comprising ordinary shares and
cumulative convertible preference shares.
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 1 July 2015, 19.30 p.m. CET.

For further information, visit www.swecogroup.com.