EnergyStock BV is a Dutch energy infrastructure company specializing in underground natural gas storage. A subsidiary of Gasunie, it operates salt‑cavern storage in Zuidwending (Groningen province), providing high‑flexibility capacity that supports peak shaving, system balancing, and security of supply in the Netherlands and Northwest Europe.
The company connects directly to the national gas grid and offers rapid injection and withdrawal services suited to short‑cycle and intraday needs. Its activities are conducted under Dutch regulatory oversight, with transparent capacity products for market participants. EnergyStock’s expertise centers on the safe development and operation of solution‑mined salt caverns and associated surface installations for reliable, high‑availability gas storage.
