Top 20 Operating Solar Portfolios Iberia 2025

The Iberian Peninsula has emerged as one of Europe’s most attractive regions for solar energy investment and development, driven by strong policy support, abundant solar resources, and a maturing renewable energy market. With both Spain and Portugal setting ambitious solar and storage targets, the region is experiencing record-breaking solar installations and rapid capacity expansion.

As a run-up to the Solarplaza Summit Iberia PV & Storage, taking place on 4 June 2025 in Madrid, this report provides a comprehensive overview of Iberia’s solar market, with a particular focus on the top 20 solar portfolios that collectively hold 18 GW of operational capacity—a significant share of the region’s total utility-scale solar capacity.