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23 Feb 2023

Protopaja Oy merger with Stera Technologies Oy 1 March 2023

Stera Technologies Oy's parent company Stera Group Oy acquired the entire share capital of Protopaja Oy in the summer of 2022. From March 1st, 2023, Protopaja Oy will merge with Stera Technologies Oy.

Protopaja's operative business and related contracts, obligations and responsibilities will be transferred to Stera Technologies Oy as such. Operations at the Naantali factory continue as normal. The phone numbers remain the same. Emails will change to form

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