Wood Mackenzie has released its latest “ Global Solar Module Manufacturer Ranking ” report for the first half of 2025, which assesses solar panel companies on shipments, bankability and performance. JA Solar and Trinasolar jointly claimed the top rank, with scores of 91.
This definitive analysis benchmarks the world's premier solar structure manufacturers based on eight key metrics: technological innovation, global certification portfolio, project deployment scale, market diversification, R&D investment, manufacturing capacity, bankability.
The National Renewable Energy Laboratory's most recent Solar Industry Update Report, released in December 2024, revealed the world's largest solar panel manufacturers.
In this guide, you will get a ranked list of California's top residential installers plus California-based manufacturers supplying modules, racking, and storage. Together, these names represent the trusted options that are shaping solar adoption in California.