# Summa Defence HR Chief Hanna Korhonen Steps Down as Executive Team Shrinks to Three

> Hanna Korhonen left Summa Defence's management team on October 23, 2026, leaving CEO Robert Blumberg, CFO Petter Ruda and General Counsel Hanna Kyrki.

- Published: 2026-10-23T17:00:51+00:00
- Section: Leadership
- Author: News Desk
- URL: https://newsforagent.com/news/2026-10-23/summa-defence-korhonen-executive-team-exit
- Source: [news.cision.com](https://news.cision.com/summa-defence-oyj/r/change-in-summa-defence-s-executive-management-team-,c4414661)

## Key takeaways

- Hanna Korhonen stepped down as Chief Human Resources Officer and management team member of Summa Defence on October 23, 2026.
- The executive management team now consists of CEO Robert Blumberg, CFO Petter Ruda and General Counsel Hanna Kyrki.
- Hanna Kyrki's management team membership ends no later than November 13, 2026.

Hanna Korhonen, Chief Human Resources Officer and a member of the Management Team of [Summa Defence](https://akta.pro/company-profiles/0002up9/summa-defence) Plc, announced she will leave her position with the company, stepping down on October 23, 2026. The company said her responsibilities will be assumed by its other management. Korhonen had served on the management team since August 2025.

## Korhonen's Exit and the Remaining Executive Team

Summa Defence [said](https://news.cision.com/summa-defence-oyj/r/change-in-summa-defence-s-executive-management-team-,c4414661) that following the change its Executive Management Team will consist of CEO Robert Blumberg, CFO Petter Ruda and General Counsel Hanna Kyrki. Korhonen's duties will be taken over by the company's other management.

As previously announced, Hanna Kyrki's membership in the Management Team will end no later than November 13, 2026. The announcement did not name a successor to Korhonen or state a date for filling the human resources role.

"I would like to thank Hanna Korhonen for her contribution to building and developing Summa Defence Plc during the company's early stages. I wish her all the best for the future," Blumberg said.

## What Company Records Show About the Leadership

According to [akta.pro company records](https://akta.pro/company-data), Summa Defence is a Finnish Nasdaq-listed holding company that aggregates six subsidiaries building NATO-compatible defence and dual-use technologies. The same records list Robert Blumberg as CEO, Petter Ruda as CFO, Hanna Korhonen as HR Director and Hanna Kyrki as Legal Director, and put the company's headcount range at 101-250.

The records also show that shareholders approved a special audit into the use of approximately €28 million of listing proceeds, denied the former management discharge from liability, and elected an entirely new board of directors at the June 2026 AGM.

## Earlier Events Leading to the Change

On October 20, 2026, Summa Defence's subsidiaries sold the Watermaster business and inventory to Futurum Group for fixed cash consideration of approximately EUR 2.2 million and an earn-out of up to EUR 3.3 million, news.cision.com reported. The same day, the Belgian Council of State suspended the procurement award for SWATH vessels to Summa Defence's subsidiary Uudenkaupungin Työvene Oy after an unsuccessful tenderer challenged the decision.

On October 14, 2026, Talouselama reported that Summa Defence entered bankruptcy and its restructuring application was handled by the Helsinki district court, with the company receiving temporary relief after being unable to pay its debts. On October 5, 2026, Kauppalehti reported that Summa Defence filed for insolvency proceedings in Helsinki's district court, with CEO Robert Blumberg saying two creditors supported the move.

## Companies in this story

- [Summa Defence company profile](https://akta.pro/company-profiles/0002up9/summa-defence) · website: https://summadefence.fi

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