Calpine

Houston, TX, United States

About

Calpine is described as a major developer and operator of large-scale battery energy storage systems (BESS), primarily in California, with over 590 MW in operation and more than 2,000 MW under development. Their highlighted project is the Nova Power Bank, a 680 MW, 4-hour duration battery storage facility. Calpine focuses on grid stability, ancillary services, renewable integration, and hybrid operations.

Supply Chain Segments

Energy Stationary Storage (ESS)Utilities

Battery Chemistries

Lithium Cobalt Oxide (LCO)Lithium Iron Phosphate (LFP)Lithium-ion (Li-ion)Nickel Cobalt Aluminum (NCA)Nickel Manganese Cobalt (NMC)Lithium Iron Manganese Phosphate (LMFP)

Location Info

HQ: 717 Texas Avenue, Suite 1000
Houston, TX, United States
Manufacturing: 39789 Edmonston Pumping plant
Lebec, California, United States
Manufacturing: 60 River Road
Rio Vista, California, United States
Office: 1901 Butterfield Rd., Suite 660
Downers Grove, Illinois, United States
Office: 141 West Front Street, Suite 220
Red Bank, New Jersey, United States
Office: 401 West A Street, Suite 500
San Diego, California, United States
Office: 50 West San Fernando Street
San Jose, California, United States
Office: 2000 Town Center, Suite 1900
Southfield, Michigan, United States

Quick Facts

Founded: 1984
Team Size: 2000+
Funding: Acquired
Last Updated: Oct 6, 2026

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