from the JV press release it states that KORID is 50% owned...

from the JV press release it states that KORID is 50% owned Protean as follows

"Margaret Lake Diamonds is looking to conduct vanadium exploration in the US as well as constructing the batteries, offering an opportunity for value chain vertical integration. MLD contacted Energy-Storage.news to offer details on the proposed factory plans, together with KORID which is a subsidiary of Korea’s KOSDAQ-listed DST International.The initial Phase 1 of the factory is planned for 50MW annual output at 200MWh capacity. MLD takes exclusive rights to construct and deploy KORID’s battery systems in all territories, excepting the latter’s closer-to-home markets in Korea and Australia. Indeed, Energy-Storage.news reported back in September 2018 that KORID had, with Australian company Protean Energy (which owns the other 50% of KORID along with DST) for the latter to develop a 4MWh pilot VRB project in South Korea."