Tetra4 Proprietary Limited, a subsidiary of Renergen Limited and an affiliate of ASP Isotopes Inc., has completed commissioning and achieved stable production of liquid helium at its Virginia Gas Project in South Africa. Liquid helium is now accumulating in cryogenic storage ahead of initial deliveries under existing offtake agreements. Phase 1 is expected to produce approximately 2,500 GJ/day of liquefied natural gas (LNG) and 70 Mcf/day of liquid helium, with nameplate capacity expected during the fourth quarter of 2026. ASP Isotopes Inc. is an advanced materials company focused on developing technologies for the production of critical isotopes used in nuclear medicine, electronics, and nuclear energy.
