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Grant Thornton supported Jan Sprengnetter in acquiring a stake in Cenatorium

Grant Thornton advisors supported Jan Sprengnetter in the process of acquiring a minority stake in Cenatorium Sp. z o.o., a provider of Automated Valuation Models (AVM) and real estate analytics for financial institutions in Poland, as part of a capital increase. The transaction strengthened the company’s capital base and supported its further development.

Grant Thornton’s team provided services to Jan Sprengnetter including financial and tax due diligence, as well as transactional support in the preparation and negotiation of transaction documentation, including the Share Purchase Agreement (SPA).

The financing obtained is intended to support the implementation of Cenatorium’s growth strategy – in particular the development of data‑driven technologies and products, the expansion of its offering for the financial sector, and the scaling of its operations. The strengthened capital structure will enable further investments in innovation and an increase in the company’s market share.

More services related to: Financial and tax due diligence of companies in Poland
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Jan Sprengnetter is a German entrepreneur and founder of Sprengnetter GmbH, a company specializing in real estate valuation and data analytics for banks and investors.

Cenatorium Sp. z o.o. is a Polish provider of Automated Valuation Models (AVM) and real estate market analyses, offering solutions used by financial institutions. The company develops technologies supporting credit processes and risk management, including data‑driven tools.

Our transactions

04.2026
CGH Polska
CGH Polska
Our support:
Transaction advisory, financial and tax due diligence in connection with the acquisition of Wefco (Gainsborough) Ltd.
Other party:
Wefco (Gainsborough) Ltd.
    Buy-Side
    Manufacturing Sector
04.2026
Jan Sprengnetter
Jan Sprengnetter
Our support:
Financial and tax due diligence as well as transaction support in the process of acquiring a minority stake in Cenatorium
Other party:
Cenatorium
    Buy-Side
    Financial Services
04.2026
DUON Group
DUON Group
Our support:
Financial and tax due diligence and ransaction advisory
Other party:
Prime Energy
    Buy-Side
    Energy & Resources
03.2026
FixMap
FixMap
Our support:
Financial and tax due diligence as well as transaction advisory
Other party:
Skynet
    Buy-Side
    TMT

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