ZTT Energy Storage has secured its position as a Tier 1 energy storage manufacturer in BloombergNEF’s Q3 2025 Energy Storage Tier 1 List, underscoring its leadership in the global energy transition.
This recognition reflects ZTT’s proven excellence in worldwide project execution, superior product quality, and resilient supply chain capabilities.
Notably, the 2025 Tier 1 evaluation criteria have been significantly raised. For the first time, localized delivery and service capabilities in multiple international markets became a key factor. At the same time, thresholds for validated project financing track records were raised substantially—transitioning the list from a volume-based ranking to a holistic assessment of technical prowess, global operations, and financial credibility.
As energy storage globalization accelerates, ZTT Energy Storage remains committed to deepening our presence in core markets, expanding our international footprint, and advancing innovation in energy storage technologies.
