Changes in the YIT Leadership Team: YIT's Chief Financial Officer to change

YIT Corporation Stock Exchange Release October 23, 2025, at 10 a.m.

Markus Pietikäinen, SVP, Treasury and M&A, at YIT has been appointed interim
Chief Financial Officer and a member of the Group Leadership Team as of November
1, 2025. Tuomas Mäkipeska, CFO and member of the Group Leadership Team, has
resigned from YIT to pursue his career outside YIT. He will leave the company in
April 2026 at the latest.

Markus Pietikäinen has served as SVP, Treasury and M&A at YIT since the
beginning of 2024. He joined YIT from Finnfund, where he was the Chief
Investment Officer. Prior to his position at Finnfund, Markus worked at Wärtsilä
among others in business management positions and as Head of Group Treasury.

“I warmly thank Tuomas for his contributions at YIT. Tuomas' expertise and
commitment have been decisive in YIT's renewal of its strategy. On my own behalf
and on behalf of YIT's Board of Directors, I wish him all the best for the
future challenges. I am very happy that we have been able to work closely with
Markus since the beginning of last year. He has played a key role in
strengthening YIT's financial position,” said Heikki Vuorenmaa, President and
CEO of YIT.

Aleksi Laine, EVP of YIT's Infrastructure segment, has been appointed Deputy to
the President and CEO of YIT as of November 1, 2025.

YIT has started the recruitment process for a permanent CFO.

CV Markus Pietikäinen
Born 1975
M.Sc. (Economics)

Key work experience and positions of trust:
YIT Corporation, SVP, Treasury and M&A, 2024-
Finnfund, Chief Investment Officer 2016-2023
Noksel, Member of the Board 2017-2022
Wärtsilä, several finance and business management positions, 2005-2016
Finnfund, Member of the Board, 2012-2014
JPMorgan Securities, positions in investment banking 2000-2005

Further information:
YIT Group Communications, tel. +358 44 743 7536, press@yit.fi

Distribution: NASDAQ Helsinki, major
media, www.yitgroup.com (https://www.yitgroup.com/en)

YIT Corporation

Heikki Vuorenmaa
President and CEO

We build and develop sustainable living environments: functional and attractive
homes, future-proof public and commercial buildings, infrastructure to support
the green transition as well as industrial, production, and energy facilities to
support our customers' processes. YIT's vision is to be the expert partner in
developing sustainable homes, spaces, and cities - for a good life. There are
approximately 4,100 professionals in our team and our revenue in 2024 was EUR
1.8 billion. YIT Corporation's shares are listed on Nasdaq Helsinki.

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