
S9
Wilmington, Massachusetts, United States
About
S9 is an independent battery testing partner based in Wilmington, Massachusetts. We deliver fast and reliable testing for lithium-ion and lithium-metal cells, providing startups, research teams, and product developers with real-time data to support their work.
Supply Chain Segments
Battery Chemistries
Lithium Cobalt Oxide (LCO)Lithium Iron Phosphate (LFP)Lithium-ion (Li-ion)Lithium Iron Manganese Phosphate (LMFP)
Quick Facts
- Team Size
- 1-10
- Funding
- Private
- Last Updated
- Apr 21, 2026




