Exhibit 15.2

Building 27, The Woodlands Office Park, Woodlands Drive Woodmead 2148, Johannesburg South Africa

T +27 11 798 4300   www.erm.com

CSA Global South Africa (Pty) Limited (“CSA”), an ERM group company, is the authoring firm of the report titled “S-K 1300 Technical Report Summary” dated 27th April 2023, effective date 5th December 2022, regarding the mining property known as the Wolfsberg Lithium Project (the “Project”), which was prepared in accordance the United States Securities and Exchange Commission (“SEC”) S-K regulations (Title 17, Part 229, Items 601 and 1300 to 1305) for the Company (the “Expert Report”).

CSA understands that the Company wishes to refer to CSA’s name and the Expert Report in its Annual Report on Form 20-F (the “Form 20-F”) to be prepared and filed by the Company. CSA further understands that the Company wishes to incorporate by reference extracts and/or information from the Expert Report in the Form 20-F related to the Project. CSA has been provided with a copy of Form 20-F and has reviewed the proposed disclosure identified above.

Accordingly, in respect of the Registration Statement, CSA does hereby consent to:

(collectively, the “Undersigned’s Information”).

CSA confirms that where its work involved a Mineral Resource or Mineral Reserve estimate, such estimates comply with the requirements for Mineral Resource and Mineral Reserve estimation under Subpart 1300 of Regulation S-K promulgated by the SEC.

CSA also confirms that its representatives have read the disclosure in the Form 20-F that relate to the Undersigned’s Information and the Project, and CSA confirms that the disclosure included in the Registration Statement does not contain a misrepresentation.

For and on behalf CSA