03 Dec 2025

Monterro Acquires Majority Stake in Weissr

"MAQS Advokatbyrå advised the sellers in the sale of Weissr AB to Nordic software investor Monterro. Monterro acquires a majority stake in Weissr, will provide operational and strategic B2B software expertise and resources to support international growth, and the founders remain significant shareholders through reinvestment."

MAQS Advokatbyrå advised the sellers in the sale of Weissr AB to the Nordic software investor Monterro. Weissr is a leading provider of a comprehensive SaaS platform that enables finance departments and company management to plan, monitor and optimise their capital allocation in fixed assets (Capex) in a structured and data-driven manner. Through the acquisition, Monterro will contribute its operational and strategic expertise in B2B software as well as resources to support Weissr's continued international growth and expansion. Monterro has extensive experience in building and scaling software companies to market-leading positions. As a result of the transaction, Monterro becomes the majority owner while the founders remain significant shareholders through reinvestment. MAQS Advokatbyrå represented the sellers with a team composed by: Fredrik Mörner, Marcus Resvik, Kajsa Hummel, William Stenström and Albin Sirestål.
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