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18 Mar 2026

Addleshaw Goddard Advises B.Power on €30m Investment by Two Family Offices

"Addleshaw Goddard advised the founding partners of B.Power, a Logroño‑based biogas company, on a EUR 30 million transaction that brings two family offices (the Delclaux and Mengotti‑Maroto families) into the company’s share capital. The deal strengthens B.Power’s position in Spain’s growing biogas sector, seen as increasingly strategic for energy security and independence. The multidisciplinary deal team was led by Gonzalo Olivera and Alberto Artés."

Addleshaw Goddard advised the founding partners of B.Power in a transaction in which two family offices — the investment vehicles of the Delclaux and the Mengotti-Maroto families — entered the company’s share capital. The deal, valued at EUR 30 million, involved those two family offices taking a stake in B.Power, strengthening the company’s position in the biogas sector, which is growing in relevance within Spain’s energy mix and showing significant potential for new projects and specialised investment. The Addleshaw Goddard team was led by Gonzalo Olivera; other team members were Alberto Artés, Roberto Pomares, Elena Gonos, Fátima García de la Torre and Jorge López Rey. The press release identifies Gonzalo Olivera as the team lead; no further seniority or practice-area details were provided.
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