Partnera acquires Tesi’s ownership stake in Foamit Group – Tesi exits its investment

On June 18, 2025, Partnera agreed with Tesi (Finnish Industry Investment Ltd) to acquire Tesi’s ownership stake in the shares of Foamit Group Oy, a subsidiary of Partnera. As a result, Tesi exits its investment in the company and becomes a minority shareholder in Partnera.

Sustainability in production and resource efficiency are among the core themes addressing today’s and tomorrow’s challenges. These are also areas where Foamit Group has made a direct impact through its circular economy-based business model. We are proud to have supported the company in its growth and internationalization,” comments Mikael Niemi, Investment Director at Tesi.

Tesi made its initial investment in Foamit in 2018 and a follow-on investment in 2024.

Read more:

Additional information:

Mikael Niemi, Investment Director, Industrial Investments
+358 50 597 7303
mikael.niemi@tesi.fi

Tesi (officially Finnish Industry Investment Ltd) is a state-owned, market-driven investment company that invests in venture capital and private equity funds and directly in Finnish startups and growth companies, and to new industrial scale businesses. tesi.fi | X (Twitter) | LinkedIn | Instagram | Bluesky | Threads | Newsletter