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17 Apr 2026

Latham advises USA Rare Earth on investment in Carester and strategic partnership in France

"Latham & Watkins advised USA Rare Earth on its agreement to invest in French rare-earth processor Carester alongside InfraVia, with each investor to hold about 12.5%. The deal grants USA Rare Earth and its subsidiary LCM Europe offtake rights from Carester's Caremag plant and access to engineering and IP, and secures Carester long-term supply from the Round Top deposit in Texas."

Latham & Watkins advised USA Rare Earth in connection with its agreement to invest in Carester and to enter a strategic partnership in France; InfraVia is reported as a co-investor. The transaction provides that USA Rare Earth would invest alongside InfraVia, with each investor holding approximately 12.5% of Carester's share capital. The partnership grants USA Rare Earth and its subsidiary Less Common Metals (LCM) Europe the right to purchase oxide output from Carester's Caremag plant and provides access to Carester's engineering capabilities and intellectual property. Carester, for its part, will obtain long-term access to heavy rare earth feedstock from USA Rare Earth's Round Top deposit in Texas, for which commercial production is expected to begin in late 2028. Latham & Watkins represented USA Rare Earth with a team composed by: Pierre-Louis Cléro, partner, Corporate, Paris; Steven Stokdyk, partner, Los Angeles; David Zaheer, partner, Los Angeles; Morgane Chaloin, associate, Corporate, Paris; Jean‑Luc Juhan, partner, Intellectual Property and Commercial Contracts, Paris; Steven Betensky, partner, Intellectual Property and Commercial Contracts, New York; Evelyne Girio, counsel, Intellectual Property and Commercial Contracts, London; Daniel Chen, associate, Intellectual Property and Commercial Contracts, London; Victoria Allen, associate, Intellectual Property and Commercial Contracts, New York.
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