Mr. Tim Fernback reports

TEMAS ENGAGES ARCSTONE CANADA FOR CAPITAL MARKETS ADVISORY AND INVESTOR-COMMUNICATIONS SERVICES

Temas Resources Corp. has entered into an engagement letter with ArcStone Canada Inc., a Toronto-based advisory company, for capital markets advisory and related corporate and investor communications services. The engagement letter is effective Nov. 11, 2026.

Tim Fernback, president and chief executive officer of Temas Resources, commented: "As we advance RCL from third party validation toward pilot-scale development, we want the story of the company and its technology to be clearly organized and communicated to the investment community. ArcStone Canada brings capital markets perspective and communications support on a fixed-fee, cash basis, and every public-facing document will be based on information the company has already disclosed and will be subject to our approval."

Scope of services

During the 12-month term, ArcStone Canada may provide the following services, none of which is directed at, or relates to the marketing of, any financing:

• Strategic and corporate finance advice regarding Temas's business, corporate and capital structure and capital markets positioning;
• Refreshing and organizing the company's corporate data room for investor and counterparty review;
• Refreshing the company's corporate brand identity and marketing collateral;
• Preparing one sponsored publication on the company, to be published by ArcStone Financial Pulse Inc., a member of the ArcStone Group of Companies, which will state that it was prepared on behalf of and paid for by the company;
• General corporate communications and investor relations support, including advice regarding the company's relations with its existing securityholders;
• Assisting in business development, strategic analysis or other general advisory services as requested by the company from time to time.

The nature, scope and timing of the services will be determined by mutual agreement. ArcStone Canada may introduce Temas to investors, analysts and other capital markets participants for general investor relations purposes only; no such introduction will be made for the purpose of or in connection with the marketing of any financing, and ArcStone Canada will receive no compensation that depends on any introduction, meeting or investment.

Any publication prepared under the engagement letter is sponsored corporate and investor communications material. It is not equity research or analyst coverage, contains no rating, price target or recommendation to buy, sell or hold any security, and is not investment advice. ArcStone Canada has not guaranteed any particular result, including any effect on the trading price or volume of the company's securities.

Financial Pulse will publish the sponsored publication on its website and distribute it to its e-mail subscribers and will reshare the company's publicly disseminated news and the sponsored publication on its website by e-mail and on its social media accounts. ArcStone Canada will share the same content on its social media accounts. The only social media platform used will be LinkedIn.

Compensation, expenses and term

In consideration for the services, Temas will pay ArcStone Canada a fixed work fee of $120,000 for the 12-month term, payable in cash in advance in 12 equal monthly instalments of $10,000. The first instalment is due on the effective date and the remaining instalments are due on each of the first 11 monthly anniversaries thereafter. The work fee is not contingent on the completion of any deliverable, meeting, introduction, transaction or financing. Temas will also reimburse reasonable, documented out-of-pocket expenses, subject to its prior written approval, up to a maximum of $5,000 during the term. Fees and expenses are exclusive of applicable taxes. Financial Pulse will receive no separate compensation from Temas; its services are provided under and paid for through the engagement letter.

The engagement letter has a term of 12 months from the effective date, extendable by mutual written agreement. Neither party may terminate for convenience during the first 90 days; thereafter, either party may terminate on 30 days of written notice. Work fee instalments that are due on or before termination are non-refundable, and no instalments falling due after termination are payable. During the term, Temas has agreed not to retain another financial adviser or capital markets consultant to provide general capital markets advisory services of the kind provided under the engagement letter in North America. This exclusivity does not apply outside North America, including Australia, or to any M&A (merger and acquisition) transaction or financing.

Registration status

Neither ArcStone Canada nor Financial Pulse is registered as a dealer, adviser or broker dealer under Canadian or U.S. securities laws, and the services do not include any activity requiring such registration. Temas has not engaged ArcStone Canada or any of its affiliates in connection with any financing or M&A transaction, is under no obligation to do so, and has granted no right of first refusal or other preferential right in respect of any financing.

Disclosure regarding ArcStone Canada

ArcStone Canada, Financial Pulse and Temas deal with each other at arm's length. ArcStone Canada is a member of the ArcStone Group of Companies. ArcStone Canada and Financial Pulse are the only members of the group involved in this engagement. To the company's knowledge, none of ArcStone Canada, Financial Pulse, or their respective directors or officers holds, directly or indirectly, any securities of Temas, and no securities have been or will be issued to ArcStone Canada or Financial Pulse under the engagement letter.

The contact information for ArcStone Canada and Financial Pulse is 360 Bay St., Suite 999, Toronto, Ont., M5H 2V6 (phone: 647-962-6819 and e-mail: info@arcstoneglobalsecurities.com).

Temas will finance the engagement letter from its working capital.

About Temas Resources Corp.

Temas Resources is advancing the commercialization of its proprietary regenerative chloride leach (RCL) platform technology while developing a portfolio of critical mineral assets in North America.

The company's RCL platform is designed to recover titanium, vanadium, iron and other critical minerals using a regenerative mixed chloride leaching process intended to improve recoveries, reduce reagent consumption and provide an environmentally responsible alternative to conventional extraction technologies.

In addition to advancing its wholly owned La Blache titanium-vanadium project in Quebec and other strategic mineral assets, Temas is pursuing commercialization opportunities for the RCL platform through technology licensing, strategic partnerships and collaborative development programs with mining companies seeking innovative processing solutions for complex critical mineral deposits.

We seek Safe Harbor.