Mammoth Provides an Update on Corporate and Project Development Activities, Including Appointment of New Directors and CFO and Issuance of Incentive Options

(TheNewswire)

Toronto, Canada – TheNewswire - (November 06, 2025) - Mammoth ResourcesCorp. (TSX-V: MTH), (the “Company”, or “Mammoth”) is pleased to announce that following TSXapproval, the Company has appointed three new directors to its board.Mammoth welcomes Mr. JoseAntonio Berlanga Balderas, Mr. José Antonio Berlanga Lopez, andEdgardo Espinosa Velasco as new directors. Mr. Berlanga Balderas willjoin the Company’s Audit Committee as an independent director,together with Mr. Berlanga Lopez, while Mr. Espinosa Velasco will join the Company’s Compensation andGovernance Committee. Theaddition of these Mexican mining and business professionalsstrengthens Mammoth’s capabilities and influence in Mexico while theCompany pursues resource definition and small-scale, pilot gold-silverproduction at its 100% owned Tenoriba exploration property in theSierra Madre precious metal belt, and other near-term precious andbase-metal production opportunities in Mexico. The Company would alsolike to announce the appointment of Paul Rozek as its new ChiefFinancial Officer.

Thomas Atkins,President and CEO of Mammoth commented on the new additions to theMammoth board, stating :" I’m very pleased to welcome Mammoth’s new directors. Theadditions of Mr. Berlanga Lopez, together with his significantfinancial investment in Mammoth, plus the addition of Mr. Berlanga Balderasand Mr. Espinosa Velasco,creates a strong team of technical and business developmentprofessionals with decades of Mexican mining industry experience thatfew companies of Mammoth’s size can match. The addition of theseindividuals to Mammoth’s board is a further illustration of the commitment wehave together to build Mammoth’s opportunities and presence inMexico as we advance development of Tenoriba and seek additionalnear-term precious metal production opportunities. We’re alsopleased to announce the appointment of Paul Rozek as Mammoth’s newCFO and welcome his experience and contribution to theteam. "

Jose Antonio BerlangaBalderas, CEO of RM Mineria S de RL deCV ,reiterated his enthusiasm for joining the Mammoth board,stating :" I’m pleased to have joined the Mammoth board of directors. I lookforward to working closely with Thomas, my other directors and theMammoth team as we take steps together to advance the development ofthe Tenoriba project and pursue additional potential near-termprecious metal production opportunities in our quest to build a strongplatform of project development opportunities inMexico ."

New Director andOfficer Profiles

Mr. Jose AntonioBerlanga Balderas is CEOof RM Mineria S de RL de CV, a private Mexican company formed by agroup of mining and metallurgical engineering and project developmentspecialists. Mr. Berlanga Balderas is a professional Mining andMetallurgical Engineer with over 45 years experience identifying,developing, operating and optimizing mineral extraction opportunitiesin the Mexican mining sector, including; providing technical servicesto Minera Autlan, Servicios Industriales Peñoles, Minas Nuevas andwas founder of Minera Mexico Michoacán, Technical Deputy Director ofthe Mining Development Trust (a Mexican state-owned company thatoffers financing and technical assistance to mining companies), andDevelopment Manager, Internacional de Metales Precios (one of the maingold and silver trading companies in Mexico). Mr. Berlanga Balderashas an equally strong record in the Canadian junior mining industry,bringing significant experience to companies in which he hasparticipated, including: Aurcana Corp., Cayden Resources, SkeenaResources, Cortez Goldcorp and Telson Mining (now Luca Mining). Mr.Berlanga Balderas has been President of the Colegio de Ingenieros deMinas y Metalurgistas y Geologos de México (CIMMGM), has beenDistrict President and member of the National Board of Directors inthe Asociación de Ingenieros de Minas, Metalurgistas y Geólogos deMexico (AIMMGM) and is a member of the Prospectors and DevelopersAssociation of Canada (PDAC) and the American Institute of MiningEngineers (AIME).

Mr. José AntonioBerlanga Lopez , Presidentof RM Mineria S de RL de CV. Mr. Berlanga Lopez is a ProfessionalMining and Metallurgical Engineer, with over 20 years experience inMéxico. He is a graduatefrom the Universidad Nacional Autonoma de México (UNAM) and has astrong background investigating mining opportunities, start-upcompanies, business strategy and mineral concentrate trading in Mexicoand has worked for several companies, such as Minera La Negra,Altiplano Gold Silver, Mercuria, Azure Minerals and Reyna MiningEngineering. Mr. Berlanga Lopez is a member of the Colegio deIngenieros de Minas y Metalurgistas y Geologos de México (CIMMGM),the Asociación de Ingenieros de Minas, Metalurgistas y Geólogos deMexico (AIMMGM), and of the Prospectors and Developers Association ofCanada (PDAC).

Mr. Edgardo EspinosaVelasco is an experiencedgeologist with 30 years experience in the Mexican mining industry bothas a professional geologist and a mining and civil engineeringservices owner-manager. Mr. Velasco graduated in 1995 from theengineering faculty of the Universidad del Estado de San Luis Potosi,Mexico. Since graduating, Mr. Valesco has worked as a professionalgeologist for national and foreign exploration and mining companies inMexico. Since 2004, he has been an active member of the Asociación de Ingenieros de Minas Metalurgistas y Geologosde Mexico and has heldnumerous director positions at the San Luis Potosí branch of theAsociación. In 2012 Mr. Valesco founded Caldera Drilling SA de CV, aMexican drill contracting company that provides diamond drillingservices for the civil engineering and mineral exploration industriesin Mexico.

Mr. Paul Rozek is a professional Chief Financial Officer with experience andknowledge of the publicly listed mining sector. Mr. Rozek brings acomprehensive skill set encompassing corporate planning, strategydevelopment, financing, forecasting, strategic treasury and cashmanagement, tax functions and timely and accurate financial reporting.In his finance roles, he has provided complex tax planning, advisory,and compliance services, alongside offering strategic businessadvisory, coaching, and contract CFO support. Mr. Rozek's is aChartered Accountant and Chartered Professional Accountant coupledwith experience in healthcare where he gained international experienceas a Contractor for the Bermuda Hospitals Board's ModernizationProject.

ActivitiesUpdate

Mammoth continues to advance activitiesat its 100% owned Tenoriba gold-silver exploration project in theprolific Sierra Madre precious metal belt in southwestern ChihuahuaState, Mexico. The Company, collaborating with RM Mineria S de RL de CV, is evaluating the potential toadvance a bulk sample and pilot leaching of shallow oxidizedgold-silver material at Tenoriba, in addition to resource definitiondrilling. The bulk sample has the potential to both generateprocessing design knowledge while drilling could facilitate a maidenmineral resource at Tenoriba, with the added potential of generatingcash flow from the bulk sampling. The Mexican team is also evaluatinga variety of potential near-term precious metal productionopportunities in Mexico. It is important to note with these activitiesthat there is no certainty on the timing and success of theacquisition of any near-term precious metal production opportunities,however, given the years of experience of the Company’s Mexicandirectors the potential for engaging with parties on opportunities isgreatly enhanced as a result of their many years of industryexperience in Mexico and contacts at all levels of the Mexican miningindustry.

Issuance of IncentiveOptions

In accordance with TSX Policy 4.4, theCompany has issued 4,775,500 common sharestock options to directors, officers and contract employees of theCompany. This issuance totals 45% of the total number of optionseligible to be issued by the Company under the terms of theCompany’s Stock Option Plan and are exercisable at $0.05 per commonshare (yesterday’s closing share price on the TSX Venture Exchange).The Company offers no cash compensation to directors and last issuedincentive stock options to directors, officers and contractors of theCompany in late 2022. 927,400 options under this issuance replaceoptions issued in 2017, which expired earlier this year. Options issued to directors and officers arebased on levels of incentive compensation paid to similar smallcapitalization companies as referenced in a recent industrycompensation review and a number which is approximately equal to thepercentage of options issued, relative to the number of sharesoutstanding, prior to the recent private placement (refer to pressrelease date August 19, 2025), with the exercise price of theseoptions at a 100% premium to the per unit private placement price.

About Mammoth Resources:

Mammoth Resources (TSX-V: MTH) is a precious metalmineral exploration Company focused on acquiring and defining preciousmetal resources in Mexico and other attractive mining-friendlyjurisdictions in the Americas. The Company holds a 100% interest(subject to a 2% net smelter royalty purchasable anytime within twoyears from commencement of commercial production for US$1.5 million)in the 5,333-hectare Tenoriba gold property located in the SierraMadre Precious Metal Belt in southwestern Chihuahua State, Mexico.Mammoth is seeking opportunities to invest in additional explorationand development projects in the Americas on properties it deems tohost above-average for economic concentrations of precious metalsmineralization. Mammoth recently entered into a strategic alliancewith RM Mineria S de RL de CV of Mexico in pursuit of additionalproject development opportunities.

To find out more about Mammoth Resources and to sign upto receive future press releases, please visit the company's website at: www.mammothresources.ca ., or contact Thomas Atkins, President and CEO at: 416 509-4326.

Neither the TSX Venture Exchange nor its RegulationServices Provider (as that term is defined in the policies of the TSXVenture Exchange) accepts responsibility for the adequacy or accuracyof this release.

Forward Looking Information: This news release maycontain or refer to forward-looking information. All information otherthan statements of historical fact that address activities, events ordevelopments that the Company believes, expects or anticipates will ormay occur in the future are forward-looking statements; examplesinclude the listing of its shares on a stock exchange and establishingmineral resources. These forward-looking statements are subject to avariety of risks and uncertainties beyond the Company's abilityto control or predict that may cause actual events or results todiffer materially from those discussed in such forward-lookingstatements. Any forward-looking statement speaks only as of the dateon which it is made and, except as may be required by applicablesecurities laws, the Company disclaims any intent or obligation toupdate any forward-looking statement, whether as a result of newinformation, future events or results or otherwise. Although theCompany believes that the assumptions inherent in the forward-lookingstatements are reasonable, forward-looking statements are notguarantees of future performance and, accordingly, undue relianceshould not be placed on these forward-looking statements due to theinherent uncertainty therein.

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