UMPC completed the acquisition of Marhen Lithium S.A (Marhen) in December 2022, with Marhen completing its acquisition of the ownership and exploration rights to the Tati, Tati I and Tati II regions in Catamarca, Argentina in January 2023.

During 2023 Marhen has achieved the following milestones:
Opened offices in Catamarca
Recruited a team of experienced mining professionals to create, implement and manage the project schedule
Appointed experienced external advisors (legal, accounting, audit, tax, banking, corporate finance etc.) to ensure best practice and strong corporate governance
Completed various registrations with the Argentina authorities, including as an Importer/Exporter and with the Mining Investment Law.
Submitted its Environmental Impact Assessment report to the Argentina authorities
Installed a temporary camp and completed several non-invasive studies (CSAMT, Gravimetry, Remote Sensing, Water Sampling, Geological Mapping and Micro Seismic) at the mining site
Built relationships with local communities and with local government to ensure all stakeholders rights are protected.