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Powernap Energy, INC.

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www.powernap.energy
Homepage of Powernap Energy, INC.
Their homepage, crawled AUG 1, 2026
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersEmeryville, CA
SAM.gov UEILQKBMP4MMR59
LISTED ON FACTORYREGISTRY67%SOURCE COVERAGE

Powernap Energy manufactures batteries using sodium and phosphorus as alternatives to lithium. The company serves applications where cost and supply chain resilience are priorities, positioning its sodium-ion batteries as offering LFP-level performance at lower cost.

Summarized from the company’s own website

Their plant

FacilityCityStateEmployeesStatus
Powernap Energy, INC.EmeryvilleCA— LIKELY ACTIVE

Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.