Ardian Acquires Full Stake in Spanish Wind Farms, Strengthens Renewable Portfolio
Deal News | Jun 04, 2025 | Ardian

Ardian, a leading private investment firm, through its Clean Energy Evergreen Fund (ACEEF), has acquired the remaining equity of two wind farms in Spain from Mutua Madrileña, consolidating 100% ownership. This strategic acquisition strengthens Ardian's renewable energy platform and underlines its commitment to long-term value creation and operational excellence in the Spanish market. The wind farms, located in Castilla y León and Catalonia, have a combined capacity of 56MW, contributing to ACEEF's total Spanish portfolio of nearly 250MW of wind and solar assets. This maneuver aligns with Ardian's broader strategy of building an industrial-scale renewable footprint in Europe, leveraging its proprietary data analytics tool OPTA for performance optimization. Ardian's ACEEF was launched in early 2022, with a €1.0 billion fundraise concluded by July 2023, focusing on core renewables and emerging energy technologies globally. Ardian has been active in the energy transition since 2007 and is recognized for its responsible investment principles and bespoke investment solutions. Mutua Madrileña remains a leading entity in Spain's insurance sector, providing a robust co-investment partnership over the years.
Sectors
- Renewable Energy
- Private Equity
- Insurance
Geography
- Spain – The wind farms involved in the acquisition are located in Spain, specifically in the regions of Castilla y León and Catalonia, highlighting the geographical focus of the transaction.
- Europe – Ardian's strategy involves building a substantial renewable energy platform across Europe, as emphasized by their operations and investment commitments.
Industry
- Renewable Energy – The article discusses Ardian's acquisition of wind farm assets in Spain, signifying a focus on renewable energy expansion in line with the global energy transition.
- Private Equity – Ardian, a major private investment firm, focuses on strategic acquisitions and long-term value creation within its private equity framework.
- Insurance – Mutua Madrileña, a significant participant in the transaction, is a leading insurance group in Spain, emphasizing its role in financial collaborations.
Financials
- 1.0 billion – Fund size of ACEEF at closing in July 2023, showcasing the fund's capacity for significant renewable investment.
- 8.700 million euros – Total revenue of Mutua Madrileña Group at the close of 2024, indicating its financial strength.
Participants
Name | Role | Type | Description |
---|---|---|---|
Ardian | Acquirer | Company | A world-leading private investment firm managing investments across Private Equity, Real Assets, and Credit. |
Mutua Madrileña | Vendor | Company | Spain's largest insurance group in the Non-Life segment, involved in co-investment and divestment of wind farm assets. |
Ardian Clean Energy Evergreen Fund (ACEEF) | Investment Fund | Company | Ardian's open-ended clean energy fund focused on renewable assets, including wind farms in Spain. |