Nexun Accelerates Solar PV Expansion with Marguerite Support

Portfolio | May 20, 2025 | Marguerite Adviser SA

Marguerite Adviser SA, a prominent pan-European infrastructure investor, has renewed its support and increased its equity investment in Nexun, a platform focused on utility-scale solar PV projects across Europe. Through its fund, Marguerite III, the firm has committed additional financing to enhance Nexun's growth and expand its presence in key European markets. This move aligns with Marguerite's strategic vision to invest in energy transition projects and support the development of clean, domestically-produced energy. With over 1.2 GW of solar PV capacity under development, Nexun, which was established in January 2023, has become a leading figure in the solar PV sector, focusing on early-stage project origination and permitting. The firm, led by Josef Kastner and Chlo Durieux, is active in France, Austria, Spain, Poland, Germany, and Italy, and is also developing projects in battery energy storage systems and hybrid renewable projects. The transaction underscores Marguerite's long-term commitment to developing strategic infrastructure aligned with Europe's climate and energy objectives.

Sectors

  • Renewable Energy
  • Infrastructure Investment
  • Energy Storage Solutions

Geography

  • Europe – The article covers Marguerite's investment activities which are aimed at expanding solar PV projects in key markets across Europe.
  • France, Austria, Spain, Poland, Germany, and Italy – Nexun operates in multiple European countries, demonstrating the geographical footprint of its solar PV and energy storage initiatives.

Industry

  • Renewable Energy – The focus of the article is on solar PV projects and the growth of such initiatives across Europe, contributing to the renewable energy sector.
  • Infrastructure Investment – As a pan-European infrastructure investor, Marguerite is investing in strategic energy infrastructure projects supporting Europe's climate and energy goals.
  • Energy Storage Solutions – In addition to solar PV projects, Nexun is involved in developing battery energy storage systems and hybrid energy solutions, reflecting advancements in energy storage technology.

Financials

  • 1.2 GW – Nexun's project pipeline includes over 1.2 gigawatts of solar PV capacity under development.

Participants

NameRoleTypeDescription
Marguerite Adviser SAInvestorCompanyA pan-European infrastructure investor supporting Nexun's energy projects.
NexunTarget CompanyCompanyA platform dedicated to developing utility-scale solar PV projects across Europe.
Josef KastnerCEOPersonCEO of Nexun, leading the company's growth in the solar and energy storage sectors.
Chlo DurieuxCo-FounderPersonCo-Founder of Nexun, contributing to the strategic direction and operations in the energy sector.
Guillaume RivronManaging PartnerPersonManaging Partner at Marguerite, expressing commitment to supporting Nexun's growth in the energy transition.