# Ultium Cells to invest $1B retooling battery plant in Spring Hill, Tennessee

Ultium Cells, a joint venture between LG Energy Solution and General Motors, plans to invest $1 billion retooling its battery cell manufacturing operations in Spring Hill, Tennessee, to produce lithium manganese-rich prismatic battery cells. The announcement was made on October 1, 2026.

- Type: Expansion
- Announced: 2026-10-01
- Where: Spring Hill, Tennessee, United States
- Value: $1.00B
- Status: announced
- Products: lithium manganese-rich prismatic battery cells
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Ultium Cells](https://endata.com/companies/12110.md)
- [General Motors](https://endata.com/companies/4654.md) (partner)
- [LG Energy Solution](https://endata.com/companies/11181.md) (partner)

## Sources

- [manufacturingdive.com](https://www.manufacturingdive.com/news/caterpillar-ultium-cells-1b-facility-investments-avio-usa-genentech/831996/), 2026-10-02: "Ultium Cells, a joint venture between LG Energy Solution and General Motors, plans to invest $1 billion retooling its battery cell manufacturing operations in Spring Hill, Tennessee."

---
Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.