Eight Chinese enterprises made it to the 2025 Top 10 Global Energy Storage System Integrators list compiled by Benchmark Mineral Intelligence. In terms of specific rankings, BYD took first place with a 13% market share, followed by Tesla at 10% and Sungrow Power Supply at 9%. In this guide, we group ten widely recognized names into three categories—Battery Cell & Pack Leaders, BESS Integrators & Commercial Energy Storage Solution Providers, and Inverters/PCS & ESS Providers—and summarize each brand through the lenses that matter most to buyers: where they're based, what. According to EnergyTrend, foreign media Electrek reported that BYD overtook Tesla to become the world's largest energy storage system integrator with a 13% market share, based on 2025 global energy storage industry data released by Benchmark Mineral Intelligence. From 2023 to 2024, BESS shipments grew by 79%, and growth in 2025 is expected to be bigger. Data from the first half of 2025 (H1 2025) shows shipments have already. InfoLink Consulting has released its 2024 global energy storage system (ESS) shipment ranking, based on its Energy Storage Supply Chain Database. AC side: Leading manufacturers between China and the U.