UPM's shareholders approved the WISA Group separation on 31 August. Aspo votes on 7 December. Valmet has not yet approved a plan.

UPM-Kymmene's extraordinary general meeting approved the demerger of its Plywood business on 31 August 2026, seating the board of the new company at the same meeting. WISA Group Plc is expected to complete on or about 31 October and start trading on Nasdaq Helsinki on 2 November. UPM shareholders receive one WISA share for each UPM share held; the Finnish Tax Administration has ruled the demerger tax-neutral, and the Financial Supervisory Authority approved the listing prospectus in July and a supplement in August.

Aspo's board approved its own demerger plan on 3 August 2026. ESL Shipping moves into ESL Shipping Group Plc and the continuing company was renamed Telko Group Plc, on the same one-for-one basis. The extraordinary general meeting is set for 7 December, completion for 31 December, and trading in ESL Shipping Group shares for on or about 4 January 2027. A separate share exchange folds Lighthouse HoldCo's 21.4% direct stake in ESL Shipping into the new company, after which OP Finland Infrastructure LP (about 14.3%) and Varma Mutual Pension Insurance Company (about 10.7%) are expected to be its two largest shareholders.

Valmet is furthest from a vote. Its board announced on 24 July 2026 that it would review separating Biomaterial Solutions and Services from Process Performance Solutions into two listed companies. No plan has been approved. An update is due no later than the full-year 2026 results. 

Where the three stand


UPM → WISA Group

Aspo → ESL Shipping Group / Telko Group

Valmet

Stage

Approved by EGM, 31 Aug 2026

Plan approved by board, 3 Aug 2026

Strategic review only

Shareholder vote

Done

7 Dec 2026

None scheduled

Completion

On or about 31 Oct 2026

31 Dec 2026

Not set

First trading day

2 Nov 2026

On or about 4 Jan 2027

Not set

CEO of new company

Tuija Suur-Hamari

Matti-Mikael Koskinen (ESL Shipping Group); Telko Group not disclosed

Not disclosed

Chair

Tapio Korpeinen

Rolf Jansson (ESL Shipping Group, intended)

Not disclosed

Net sales

EUR 409M plywood sales, 2025

EUR 178.4M (ESL Shipping Group) and EUR 294.6M (Telko Group), 12 months to June 2026

EUR 1.7B (Process Performance Solutions), annualised

2030 target

EUR 550M+ sales, 13% comparable EBIT margin

EUR 40M+ comparable EBIT

Not set

Tax-neutral ruling

Confirmed

Confirmed

n/a

The numbers behind WISA

WISA will operate seven production units across five locations in Finland and Estonia, with capacity of around 785,000 cubic metres a year. Plywood sales were EUR 409 million in 2025 on EUR 55 million of comparable EBITDA, against a 2030 target of more than EUR 550 million in sales and a 13% comparable EBIT margin, with a dividend policy of roughly half of annual profit.

The 31 August meeting also elected WISA's board — Tapio Korpeinen as chair, Mats Nordlander as deputy chair, and Sakari Ahdekivi, Frank Herrmann, Nina Kiviranta and Emmanuelle Picard, each serving until WISA's first annual general meeting. 

Valmet itself demerged from Metso in 2013.

The leadership consequences of these three transactions are covered separately by Listeds in  Two new listed CEOs, no search, no external hire: two new listed-CEO seats created without a search, filled from inside the parent, against a Large Cap tier that recorded no CEO change in the first half of 2026.

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Business

Two Helsinki demergers are locked in, a third is under review

Two Helsinki demergers are locked in, a third is under review

·

5 min read

Explore and follow profiles from this article to get timely updates:

UPM's shareholders approved the WISA Group separation on 31 August. Aspo votes on 7 December. Valmet has not yet approved a plan.

UPM-Kymmene's extraordinary general meeting approved the demerger of its Plywood business on 31 August 2026, seating the board of the new company at the same meeting. WISA Group Plc is expected to complete on or about 31 October and start trading on Nasdaq Helsinki on 2 November. UPM shareholders receive one WISA share for each UPM share held; the Finnish Tax Administration has ruled the demerger tax-neutral, and the Financial Supervisory Authority approved the listing prospectus in July and a supplement in August.

Aspo's board approved its own demerger plan on 3 August 2026. ESL Shipping moves into ESL Shipping Group Plc and the continuing company was renamed Telko Group Plc, on the same one-for-one basis. The extraordinary general meeting is set for 7 December, completion for 31 December, and trading in ESL Shipping Group shares for on or about 4 January 2027. A separate share exchange folds Lighthouse HoldCo's 21.4% direct stake in ESL Shipping into the new company, after which OP Finland Infrastructure LP (about 14.3%) and Varma Mutual Pension Insurance Company (about 10.7%) are expected to be its two largest shareholders.

Valmet is furthest from a vote. Its board announced on 24 July 2026 that it would review separating Biomaterial Solutions and Services from Process Performance Solutions into two listed companies. No plan has been approved. An update is due no later than the full-year 2026 results. 

Where the three stand


UPM → WISA Group

Aspo → ESL Shipping Group / Telko Group

Valmet

Stage

Approved by EGM, 31 Aug 2026

Plan approved by board, 3 Aug 2026

Strategic review only

Shareholder vote

Done

7 Dec 2026

None scheduled

Completion

On or about 31 Oct 2026

31 Dec 2026

Not set

First trading day

2 Nov 2026

On or about 4 Jan 2027

Not set

CEO of new company

Tuija Suur-Hamari

Matti-Mikael Koskinen (ESL Shipping Group); Telko Group not disclosed

Not disclosed

Chair

Tapio Korpeinen

Rolf Jansson (ESL Shipping Group, intended)

Not disclosed

Net sales

EUR 409M plywood sales, 2025

EUR 178.4M (ESL Shipping Group) and EUR 294.6M (Telko Group), 12 months to June 2026

EUR 1.7B (Process Performance Solutions), annualised

2030 target

EUR 550M+ sales, 13% comparable EBIT margin

EUR 40M+ comparable EBIT

Not set

Tax-neutral ruling

Confirmed

Confirmed

n/a

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The numbers behind WISA

WISA will operate seven production units across five locations in Finland and Estonia, with capacity of around 785,000 cubic metres a year. Plywood sales were EUR 409 million in 2025 on EUR 55 million of comparable EBITDA, against a 2030 target of more than EUR 550 million in sales and a 13% comparable EBIT margin, with a dividend policy of roughly half of annual profit.

The 31 August meeting also elected WISA's board — Tapio Korpeinen as chair, Mats Nordlander as deputy chair, and Sakari Ahdekivi, Frank Herrmann, Nina Kiviranta and Emmanuelle Picard, each serving until WISA's first annual general meeting. 

Valmet itself demerged from Metso in 2013.

The leadership consequences of these three transactions are covered separately by Listeds in  Two new listed CEOs, no search, no external hire: two new listed-CEO seats created without a search, filled from inside the parent, against a Large Cap tier that recorded no CEO change in the first half of 2026.

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Authors

Founder and ceo

Helene Auramo is a co-founder of Listeds and Nordic Listed Leaders. She has previously co-founded Slush, Indiedays, Zipipop, and Okimo Clinic, building ventures at the intersection of media, technology, and community. She holds board positions at the Finnish Business School Graduates (Suomen Ekonomit) and Finnvera, and serves as Chair of the Investment Committee at the Finnish Business School Graduates. Helene is also a columnist for Talouselämä, Finland’s leading business magazine, and Aamulehti, one of the country’s largest newspapers. Her work focuses on leadership, growth, and the structures that shape decision-making in Nordic companies. She was awarded Future Board Member of the Year in 2022 by Future Board.

Founder and ceo

Helene Auramo is a co-founder of Listeds and Nordic Listed Leaders. She has previously co-founded Slush, Indiedays, Zipipop, and Okimo Clinic, building ventures at the intersection of media, technology, and community. She holds board positions at the Finnish Business School Graduates (Suomen Ekonomit) and Finnvera, and serves as Chair of the Investment Committee at the Finnish Business School Graduates. Helene is also a columnist for Talouselämä, Finland’s leading business magazine, and Aamulehti, one of the country’s largest newspapers. Her work focuses on leadership, growth, and the structures that shape decision-making in Nordic companies. She was awarded Future Board Member of the Year in 2022 by Future Board.

Devdatta Temgire is a data and business analyst at Listeds. He contributes research, data analysis, and pattern detection to the publication’s coverage of Nordic-listed companies, with a focus on board composition, leadership transitions, and financials. He holds an honors degree in artificial intelligence and data science alongside a bachelor’s in computer engineering, and previously worked at KPMG.

Devdatta Temgire is a data and business analyst at Listeds. He contributes research, data analysis, and pattern detection to the publication’s coverage of Nordic-listed companies, with a focus on board composition, leadership transitions, and financials. He holds an honors degree in artificial intelligence and data science alongside a bachelor’s in computer engineering, and previously worked at KPMG.

Authors

Founder and ceo

Helene Auramo is a co-founder of Listeds and Nordic Listed Leaders. She has previously co-founded Slush, Indiedays, Zipipop, and Okimo Clinic, building ventures at the intersection of media, technology, and community. She holds board positions at the Finnish Business School Graduates (Suomen Ekonomit) and Finnvera, and serves as Chair of the Investment Committee at the Finnish Business School Graduates. Helene is also a columnist for Talouselämä, Finland’s leading business magazine, and Aamulehti, one of the country’s largest newspapers. Her work focuses on leadership, growth, and the structures that shape decision-making in Nordic companies. She was awarded Future Board Member of the Year in 2022 by Future Board.

Devdatta Temgire is a data and business analyst at Listeds. He contributes research, data analysis, and pattern detection to the publication’s coverage of Nordic-listed companies, with a focus on board composition, leadership transitions, and financials. He holds an honors degree in artificial intelligence and data science alongside a bachelor’s in computer engineering, and previously worked at KPMG.

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Monthly Leadership Moves

September's finance seats started filling from inside

Oct 9, 2026

Through August, every incoming chief financial officer at a Helsinki issuer since December 2025 already held the title somewhere else. In September, Vincit promoted from its own controlling team and UPM made WISA's interim finance chief permanent. The lateral market did not close: Tieto and Relais both hired sitting finance chiefs, and Terveystalo is now searching for one.

Listeds had recorded at least ten CFO changes across Nasdaq Helsinki and First North between December 2025 and August 2026, and not one incoming finance chief was taking the job for the first time. Last month's roundup ended on whether September would break that run. It did, at the smaller end of the market.

The month's second signal was structural. Viking Line, Kalmar, Terveystalo and the planned UPM and Sappi graphic paper joint venture each redrew an organization in September and named the people to run it. Board-level change stayed thin, and most of it was nomination-board formation for the 2027 annual general meetings rather than turnover in the boardroom itself.

Vincit and WISA broke the lateral run with internal finance appointments

The Digia and Vincit chain that opened in August closed in September. Vincit named a successor on September 01, and went inside to do it. Paula Kuittinen, Head of Management Accounting and Business Control since March 2026 and before that more than 12 years in finance roles at CGI, most recently she has been the Finance Director, now becoming the CFO on November 1. "It is great to be able to appoint our new CFO from within the company," said chief executive Julius Manni.

On September 18, UPM's board appointed Lasse von Hertzen, previously WISA's interim CFO, its permanent Senior Vice President and Chief Financial Officer, effective when the plywood demerger completes. That finishes a WISA leadership team named in full by the parent's board, with trading expected from November 2.

LapWall took a third route. Tuomo Riihonen's employment ended on September 24, and the next day the company named Tiina Määttä Chief Financial Officer and Legal Officer from October 1. Her record runs through finance and legal advisory roles at Talenom and Greenstep and the chief executive seat at Kymsol Group.

Kempower named Lasse Hatinen on September 9, bringing more than 15 years of finance leadership in listed industrial companies. He joins by March 1, 2027 at the latest, from Metso where he has served as Senior Vice President, Group Controller. Juha Jaatinen, interim since August 13, holds the seat until then.

Larger issuers kept buying finance chiefs who already hold the title

The lateral market remains the default above small cap. Tieto appointed Juuso Pajunen from Terveystalo on September 16, and Terveystalo opened its search the same day. Relais Group appointed Joonas Mäkipeska on September 14 from Technopolis, where he is Chief Financial and Strategy Officer, after CFO roles at Holiday Club Resorts, Sponda and ALD Automotive. Chief executive Christian Gebauer framed the brief as "continued profitable growth, supported by financial discipline, strong cash conversion and investment discipline."

Stora Enso moved the other way on the same theme: on September 17 CFO Niclas Rosenlew was named deputy chief executive to President & CEO Hans Sohlström while keeping the finance role. Tallink appointed Armin Penner as its new CFO on September 8. He has worked for more than six years as CFO and Management Board Member of Circle K Eesti and has also served as CFO of Euroapteek and Ragn-Sells Eesti. 

SSH went outside for its chief executive, Arvo went to its own board

September's two listed-issuer CEO appointments took opposite routes. SSH Communications Security named Lars Bell from Omada, where he was Chief Customer Officer and interim chief executive, effective October 1. The share rose 49.5% in the five sessions to September 7. Bell inherits a business whose second-quarter revenue recovered to EUR 5.7 million, up 6.8%, while EBITDA fell 40.7%, and he starts on the same day as CFO Cristian Arias. The third-quarter report will be the first one a rebuilt executive team owns.

Arvo Sijoitusosuuskunta named Teemu Kokko, a member of its board of directors since 2021, deputy chief executive from December and chief executive from April 1, 2027. The selection ran through a nomination committee drawn from the cooperative's supervisory board, one level above the board Kokko sits on. He inherits first-half operating profit of EUR 8.5 million against EUR 6.5 million a year earlier, most of the step-up traced to an approximately EUR 6.9 million gain on the HANZA exit.

Reorganizations, not departures, produced most management-team changes

The month's largest management-team changes came attached to new structures. Kalmar announced plans on September 3 to simplify its operating model by combining divisions. Terveystalo said on September 4 it will report in four segments from 2027, Healthcare Services, Oral Health, Public Partnerships and Sweden, and named Ville Pesonen senior vice president for oral health. Viking Line renewed its management structure on September 8 and established a Viking Leadership Team. UPM and Sappi nominated Gunnar Eberhardt and Stephen Blyth to lead their planned graphic paper joint venture on September 8, and the wider management team on September 14. 

Technology seats moved alongside. Aspocomp named Ville Raatikainen Chief Engineering and Technology Officer from January 1, 2027, the second outside hire to its team since July, timed to the phased commissioning of its expanded Oulu plant.

Directors moving into executive roles drove September's committee changes

Only one board chair left. Kari Syrjänen resigned as chair of Biohit on September 2. The two committee changes that followed shared a cause: a director taking an executive job. Tulikivi's audit committee chair Niko Haavisto left the board after becoming CFO of Fiskars, and Panu Paappanen became the chairperson on September 14. At Olvi, director Tarmo Noop left the audit committee to run the Estonian subsidiary A. Le Coq on an interim basis, and board chair Nora Hortling replaced him.

September split the finance pipeline by company size

September broke the lateral CFO run, but only at the smaller end of the market: Vincit and WISA filled their finance seats from inside, while Tieto and Relais kept hiring sitting finance chiefs. At chief executive level, Arvo promoted from its own board and SSH went outside. Most management-team changes followed reorganizations rather than departures. On boards, the committee changes came from directors moving into executive roles, and most other activity was nomination-board formation for 2027. With interim finance cover at Kempower and Relais and an open seat at Terveystalo, the next test is whether larger issuers start filling finance seats from within. 

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