Monberg & Thorsen A/S : Registration of the merger of Højgaard Holding A/S and Monberg & Thorsen A/S

Announcement no. 1/2019

Registration of the merger of Højgaard Holding A/S and Monberg & Thorsen A/S

At the Ordinary General Meeting of Højgaard Holding A/S and at the Ordinary General Meeting of Monberg & Thorsen A/S both held on 5 April 2019, the merger of Højgaard Holding A/S and Mon- berg & Thorsen A/S with Højgaard Holding A/S, as the continuing company, was adopted. In connection with the merger Højgaard Holding A/S changed name to MT Højgaard Holding A/S.

The merger and the updated articles of association of MT Højgaard Holding A/S have now been registered with the Danish Business Authority.

The articles of association of MT Højgaard Holding A/S are available on MT Højgaard Holding A/S' website www.mthh.dk.

Timetable of principal events:

∙Last day of trading in B-shares in Monberg & Thorsen A/S:

5 April 2019

∙Last day of trading in existing shares in Højgaard Holding A/S in two share classes:

5 April 2019

∙First day of trading and official listing of shares in MT Højgaard Holding A/S on Nasdaq Copenhagen A/S in one share class, including the new shares, in

ISIN code DK 0010255975: 8 April 2019

The above timetable is subject to change. Any changes will be announced via Nasdaq Copenha- gen A/S.

Contact: VP Communications and HR Ann-Louise Elkjær, [phone], [e-mail]

5 April 2019

MT Højgaard Holding A/S

Knud Højgaards Vej 7

2860 Søborg

[phone] mthh.dk

CVR 16888419