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MN.V ·

Manganese X Energy Corp. Announces Interim Chief Financial Officer

Management Changes

Manganese X Energy Corp. Announces Interim Chief Financial Officer

Montreal, Quebec – March 5, 2026 – Manganese X Energy Corp. (TSXV: MN) (FSE: 9SC)

(TRADEGATE: 9SC) (OTCQB: MNXXF) (“Manganese X ” or the “ Company”) announces the

appointment of Andrew Gainsbury, formerly the Company’s Controller, as acting Chief Financial

Officer on an interim basis.

Mr. Gainsbury, CFA, CMA, has over 16 years of experience in financial management and

consulting in both Canada and Brazil. His most recent experience includes serving as Controller

for several publicly-listed Canadian junior mining companies. Previously, he was Chief Financial

Officer of a Brazilian engineering firm with over 800 employees, as well as a senior consultant

leading corporate finance projects across multiple industries for Deloitte in Brazil. He specializes

in strategic management, mergers and acquisitions, fundraising, as well as corporate

restructuring. He holds an MBA from McGill University and has earned his CFA and CMA

designations.

Mr. Gainsbury replaces James (Jay) Richardson, who has temporarily stepped away from his

duties as Chief Financial Officer for medical reasons. Mr. Richardson remains a director of the

Company. The Company wishes Jay a speedy and full recovery.

About Manganese X Energy Corp.

Manganese X's mission is to advance its Battery Hill project into production, thereby becoming

the first public actively traded manganese mining company in Canada and the U.S. to

commercialize EV compliant high -purity manganese, potentially supplying the North American

supply chain. The Company intends on supplying value-added materials to the lithium-ion battery

and other alternative energy industries, as well as striving to achieve new carbon -friendly, more

efficient methodologies, while processing manganese at a lower, competitive cost.

For more information, visit the Company’s website at www.manganesexenergycorp.com.

On behalf of the Board of Directors of

MANGANESE X ENERGY CORP.

Martin Kepman

CEO and Director

Email: [email protected]

Tel: 1-514-802-1814

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined

in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy

of this release.

Cautionary Note Regarding Forward-Looking Statements:

This news release contains certain “forward -looking information” and “forward -looking statements”

(collectively “forward -looking statements”) within the meaning of applicable securities legislation. All

statements, other than statements of historical fact, included herein, without limitation, statements relating

to the future operations and activities of Manganese X, are forward -looking statements. Forward -looking

statements in this news release relate to statements regarding: statements regarding the anticipated impact

of the appointment of the Company’s new executive officer . There can be no assurance that such

statements will prove to be accurate, and actual results and future events could differ materially from those

anticipated in such statements. Forward-looking statements reflect the beliefs, opinions, and projections on

the date the statements are made and are based upon a number of assumptions and estimates that, while

considered reasonable by Manganese X, are inherently subject to significant busine ss, economic,

competitive, political, and social uncertainties and contingencies. Many factors, both known and unknown,

could cause actual results, performance or achievements to be materially different from the results,

performance, or achievements that are or may be expressed or implied by such forward looking statements,

and the parties have made assumptions and estimates based on or related to many of these factors. These

risks, as well as others, are disclosed within the Company's filings on SEDAR+ (ww w.sedarplus.ca), which

investors are encouraged to review prior to any transaction involving the securities of the Company. Readers

should not place undue reliance on the forward -looking statements. Manganese X does not assume any

obligation to update the forward-looking statements if beliefs, opinions, projections, or other factors, should

change, except as required by applicable securities laws.