![Mainz players in a huddle ahead of the Bundesliga match against Borussia Dortmund on January 25, 2023 (Markus Gilliar - GES Sportfoto/Getty Images)](https://uploads-sportbusiness.imgix.net/uploads/sites/3/2023/01/GettyImages-1459399569.jpg?auto=compress,format&crop=faces,entropy,edges&fit=crop&w=620&h=414)
German Bundesliga club Mainz 05 has further extended its deal with shirt sponsor Profine, a windows and doors manufacturer, with the pact already representing the longest-running association with a main sponsor in the team’s history.
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