Wolf Theiss advises Sigma Polymer Group on the acquisition of M.O.L. ROMGUM

Warsaw, 3 February 2026 – Wolf Theiss advised Sigma Polymer Group, a Swedish manufacturer and subcontractor specialising in a full range of high‑quality polymer solutions, on its acquisition of M.O.L. ROMGUM, a Polish manufacturer of rubber seals and technical rubber products.

Sigma Polymer Group has completed the acquisition of M.O.L. ROMGUM in Poznań metropolitan area, Poland. The transaction broadens the Sigma Seals pipe-seal portfolio and opens new opportunities in extruded products by adding specialist expertise in high‑precision pipe seals for drinking water and wastewater applications.

Sigma Polymer Group is a market leader in the development and production of customised polymer‑based solutions across the Nordic region and specialises in a comprehensive range of premium polymer solutions. With more than 75 years of experience and manufacturing facilities in Estonia and Sweden, Sigma is a valued and preferred OEM supplier to companies across a wide range of industries.

M.O.L. ROMGUM is a manufacturer of rubber seals and rubber products operating in the European market. Through its extensive experience, modern technological facilities and commitment to quality, the company provides rubber components that meet stringent industry standards and the expectations of demanding customers.

Wolf Theiss advised on all aspects of the transaction. The client was also supported by Advokatfirman Lindahl. The Wolf Theiss team conducted comprehensive legal due diligence and handled all aspects of the transaction, including assistance in preparing the transaction documentation.

The team was led by Partner Bartosz Kuraś supported by Associate Michał Pypka (both Corporate M&A) and also included Michał Zajączkowski (Real Estate), Marcin Rudnik (Competition, State Aid), Aleksandra Niski (State Aid), Marta Wasil (Employment), Piotr Wcisło (Corporate/M&A), Adrian Krzyżanowski (Banking & Finance), Julia Biedrzycka (IP/IT), Kinga Kluszczyńska (Data Protection), Karolina Stawowska (Tax), Dominik Wałkowski and Paulina Buczek (both Environment).