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ab-data GmbH & Co. KG has been developing specialized financial software for the municipal sector for almost five decades. With around 170 customers, the company is one of the established providers in Germany and is the exclusive development partner for VOIS|Finanzwesen.
In 2024, ab-data achieved a turnover of around 6 million euros, giving it a market share of around 4%. The company has been part of the FORUM Group since 2025 and continues to be managed by Dr. Markus Bremkamp.