ZincFive, Inc.
ManufacturingOregon, United States51-200 Employees
ZincFive, Inc. is a privately held manufacturing company headquartered in Tualatin, Oregon, that develops nickel-zinc battery-based immediate power solutions for mission-critical applications. The company emphasizes the safety and sustainability of nickel-zinc chemistry and leverages an international patent portfolio to support its technology. ZincFive employs 51 to 200 people. In 2026, ZincFive announced plans to go public through a merger with Spark I Acquisition Corporation and expanded its manufacturing footprint to two plants in China, with consideration of establishing a facility in the United States. The company launched an energy storage platform in 2026 to support both traditional backup power and AI-related workloads, and it was recognized on TIME's America's Top GreenTech Companies 2026 list.