18 Oct 2025

"Elyan Partners Secures Majority Stake in M-Energies with Support from Edmond de Rothschild Equity Strategies IV"

"De Pardieu advised Elyan Partners, the exclusive advisor for Edmond de Rothschild Equity Strategies IV SLP (ERES IV), in its acquisition of a majority stake in M-Energies, a leading player in thermal and climate engineering in the Grand-Est and Ile-de-France regions. M-Energies specializes in the installation, maintenance, and renovation of thermal and climate systems and has experienced significant growth over the past fifteen years. With ERES IV's support, the company aims to build a consolidation platform in climate engineering and heating systems, enhancing its market leadership and becoming a key player in energy performance services for buildings. The transaction is expected to finalize in the last quarter of 2025, pending regulatory approval."

**Press Release Summary** De Pardieu advised Elyan Partners, the exclusive advisor to the Edmond de Rothschild Equity Strategies IV SLP ("ERES IV"), in its acquisition of a majority stake in M-Energies, a leading player in thermal and climatic engineering in the Grand Est and Île-de-France regions, from its historical shareholders, including Mr. Dominique Massonneau, Turenne Emergence, Bpifrance, and Euro Capital. The transaction involves ERES IV taking a majority stake in M-Energies, which specializes in the installation, maintenance, and renovation of collective, individual, and industrial thermal and climatic systems. The company has experienced significant growth over the past fifteen years, both organically and through acquisitions, having completed nearly forty acquisitions since 2009. With the support of ERES IV, M-Energies aims to build a consolidation platform focused on climatic engineering and collective and individual heating systems, with the ambition to strengthen its leadership in its markets and become a major player in services related to improving the energy performance of buildings. The transaction is expected to be finalized in the last quarter of 2025, pending prior approval from the Competition Authority. The De Pardieu team involved in this transaction included: - Matthieu Candia (Partner, Corporate) - Pierre-Alexis Biehler (Associate, Corporate) - Anne-Lucie Mahé (Associate, Corporate) - Priscilla van den Perre (Partner, Tax Law) - Enguerrand Maloisel (Counsel, Tax Law) - Eryk Nowakowski (Associate, Debt Finance)
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