Published: 2025-10-23 10:10:05 EEST
Kemira Oyj - Changes board/management/auditors

Change in the Kemira Oyj's Group Leadership Team: Tuomas Mäkipeska appointed Chief Financial Officer

Kemira Oyj, Stock Exchange Release, October 23, 2025, at 10:10 a.m. (EEST)

Change in the Kemira Oyj's Group Leadership Team: Tuomas Mäkipeska appointed
Chief Financial Officer

Tuomas Mäkipeska has been appointed Chief Financial Officer and a member of
Kemira's Group Leadership Team. He will start in his new role no later than in
May 2026. He succeeds Kemira's current Chief Financial Officer Petri Castrén who
will leave the company, as announced earlier.

He joins Kemira from YIT Oyj where he has served as Chief Financial Officer and
Executive Vice President & Deputy to the CEO since 2021. Prior to YIT he spent
nearly 10 years at Lassila & Tikanoja Oyj in various leadership roles, among
them Chief Financial Officer and Interim President & CEO, and several years at
Deloitte as a management consultant. He holds a masters degree from Helsinki
School of Economics.

“I'm very pleased to welcome Tuomas to the team as our new Chief Financial
Officer. In addition to his strong financial expertise, he brings a proven track
record in leading Investor Relations, IT, and Legal, as well as solid business
leadership experience. He will be a valuable asset to Kemira as we continue to
execute our strategy in the years ahead,” says Antti Salminen, President & CEO
of Kemira.

“I'm honored to join Kemira and look very much forward to working with the team
and to contribute to Kemira's strategy, growth and long-term success,” says
Tuomas Mäkipeska.

For more information please contact:

Kemira Oyj

Terhi Kivinen, Chief Communications Officer
Tel. +358 40 848 4001
terhi.kivinen@kemira.com

Kiira Fröberg, VP Investor Relations
Tel. +358 40 760 4258
kiira.froberg@kemira.com

Kemira is a global leader in sustainable chemical solutions for water-intensive
industries. We deliver tailored products and services to improve the product
quality, processes, and resource efficiency of our diverse range of customers.
Our focus is on water treatment, as well as on fiberand renewable solutions -
enabling sustainability transformation for our customers. In 2024, Kemira
reported annual revenue of EUR 2.9 billion with a global team of some 4,700
colleagues. Kemira is listed on the Nasdaq Helsinki www.kemira.com