File: '\\swfile\EmailIn\20251118 130407 Attachment News - MNRG - Private Placement - Closes Oversubscribed PP - Nov 18, 2025.docx'

NOT FOR DISTRIBUTION TO U.S. NEWSWIRE SERVICES OR FOR RELEASE, PUBLICATION, DISTRIBUTION OR DISSEMINATION DIRECTLY, OR INDIRECTLY, IN WHOLE OR IN PART, IN OR INTO THE UNITED STATES.

MONUMENTAL ENERGY ANNOUNCES CLOSING OF OVERSUBSCRIBED

PRIVATE PLACEMENT FINANCING

News Release - Vancouver, British Columbia - November 18, 2025: Monumental Energy Corp. ("Monumental" or the "Company") (TSX-V: MNRG; FSE: ZA6; OTCQB: MNMRF) is pleased to announce the closing of its previously announced oversubscribed non-brokered private placement (the "Private Placement"), consisting of 16,200,000 units of the Company ("Units") at a price of $0.05 per Unit (the "Issue Price") for aggregate gross proceeds of $810,000. Each Unit is comprised of one common share in the capital of the Company (a "Share") and one transferable common share purchase warrant (a "Warrant"). Each Warrant entitles the holder thereof to purchase one additional common share of the Company at a price of $0.08 per share until November 18, 2028.

In connection with the Private Placement, the Company paid in consideration of the services rendered by certain finders an aggregate cash commission of $38,850 and issued an aggregate of 777,000 non-transferable common share purchase warrants ("Finder Warrants"). Each Finder Warrant entitles the holder thereof to purchase one additional common share of the Company at the Issuer Price until November 18, 2028.

The Company intends to use the net proceeds of the Private Placement to fund cost overruns on Copper Moki 1 oil and gas well, to fund the costs and expenses to formally enter into and fund additional workover projects with New Zealand Energy Corp. and L&M Energy, and for general working capital purposes and corporate expenses.

The Shares, Warrants and Finder Warrants issued pursuant to the Private Placement are subject to a hold period of four months and one day from the closing of the Private Placement in accordance with applicable Canadian securities laws.

No U.S. Offering or Registration

This news release does not constitute an offer to sell or a solicitation of an offer to buy nor shall there be any sale of any of the securities in any jurisdiction in which such offer, solicitation or sale would be unlawful, including any of the securities in the United States. The securities described herein have not been, and will not be, registered under the United States Securities Act of 1933, as amended (the "1933 Act") or any state securities laws and may not be offered or sold within the United States or to, or for account or benefit of, U.S. Persons (as defined in Regulation S under the 1933 Act) unless registered under the 1933 Act and applicable state securities laws, or an exemption from such registration requirements is available.

About Monumental Energy Corp.

Monumental Energy Corp. is an exploration company focused on the acquisition, exploration, and development of properties in the critical and clean energy sector, as well as investing in oil and gas projects. The Company owns securities of New Zealand Energy Corp. and entered into a call option and royalty agreement on the Copper Moki wells with New Zealand Energy Corp. The Company also has an option to acquire a 75% interest and title to the Laguna cesium-lithium brine project located in Chile. The Company holds a 2% net smelter return royalty on Summit Nanotech's share of any future lithium production from the Salar de Turi Project.

On behalf of the Board of Directors,

/s/ "Michelle DeCecco"

Michelle DeCecco, CEO

Contact Information:

Michelle DeCecco, Chief Executive Officer and Director

Email: michelle@monumental.energy

Or

Maximilian Sali, VP Corporate Development and Director

Email: max@monumental.energy

Phone: 1-604-367-8117

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 news release. No stock exchange, securities commission or other regulatory authority has approved or disapproved the information contained herein.

Forward Looking Information

This news release contains "forward-looking information or statements" within the meaning of applicable securities laws, which may include, without limitation, the intended us of proceeds of the Private Placement, carrying out future work on the Company's oil and gas projects, potential additional oil and gas business transactions, other statements relating to the technical, financial and business prospects of the Company, its projects, goals and other matters. All statements in this news release, other than statements of historical facts, that address events or developments that the Company expects to occur, are forward-looking statements. Although the Company believes the expectations expressed in such forward-looking statements are based on reasonable assumptions, such statements are not guarantees of future performance and actual results may differ materially from those in the forward-looking statements. Such statements are based on numerous assumptions regarding present and future business strategies and the environment in which the Company will operate in the future, including the price of metals and the price of oil and gas, the ability to achieve its goals, that general business and economic conditions will not change in a material adverse manner and that financing will be available if and when needed and on reasonable terms. Such forward-looking information reflects the Company's views with respect to future events and is subject to risks, uncertainties and assumptions, including the risks and uncertainties relating to the interpretation of exploration results, risks related to the inherent uncertainty of exploration and cost estimates and the potential for unexpected costs and expenses and those other risks filed under the Company's profile on SEDAR+ at www.sedarplus.ca. While such estimates and assumptions are considered reasonable by the management of the Company, they are inherently subject to significant business, economic, competitive and regulatory uncertainties and risks. Factors that could cause actual results to differ materially from those in forward looking statements include, but are not limited to, continued availability of capital and financing and general economic, market or business conditions, failure to secure personnel and equipment for work programs, adverse weather and climate conditions, risks relating to unanticipated operational difficulties (including failure of equipment or processes to operate in accordance with specifications or expectations, cost escalation, unavailability of materials and equipment, government action or delays in the receipt of government approvals, industrial disturbances or other job action, and unanticipated events related to health, safety and environmental matters), risks relating to inaccurate geological assumptions, failure to maintain or obtain all necessary government permits, approvals and authorizations, failure to obtain or maintain surface access agreements or understandings from local communities, land owners or Indigenous groups, fluctuation in exchange rates, the impact of viruses and diseases on the Company's ability to operate, capital market conditions, restriction on labour and international travel and supply chains, decrease in the price of lithium, cesium and other metals, decrease in the price of oil and gas, loss of key employees, consultants, or directors, failure to maintain or obtain community acceptance (including from the Indigenous communities), increase in costs, litigation, and failure of counterparties to perform their contractual obligations. The Company does not undertake to update forward-looking statements or forward-looking information, except as required by law.