Tuesday, September 15, 2026
MiningNewsTerminal
Tuesday, September 15, 2026 Admin

HSTR.V ·

Heliostar Welcomes Tara Gilfillan to Board

Management Changes

595 Burrard Street, Suite 1723, Vancouver BC, V7X 1J1, Canada - Tel +1 844 753 0045

TSX.V: HSTR, OTCQX: HSTXF, FRA: RGG1

TSX.V: HSTR

OTCQX: HSTXF

Heliostar Welcomes Tara Gilfillan to Board

Vancouver, Canada – March 3, 2026 – Heliostar Metals Ltd. (TSX.V: HSTR, OTCQX: HSTXF, FRA: RGG1)

(“Heliostar” or the “ Company”) is pleased to announce t he addition of Tara Gilfillan as a non-executive

director and Audit Chair to Heliostar’s board of directors effective March 1, 2026.

Ms. Gilfillan has over 30 years of executive and governance experience, with the majority of her career

focused in the mining industry, including extensive work in financial oversight, capital markets transactions,

and corporate leadership. She has served on the boards of publicly listed and privately held mining and

mining-services companies including US Gold and MCC Corporation.

Her career spans senior executive roles with DRA Americas, Northgate Minerals and includes serving as

Founder of Optimize Group and Co-Founder of Halyard Inc., mining advisory and engineering firms. She has

held executive oversight of engineering, consulting and operating businesses, with accountability for

financial reporting, inte rnal controls and disciplined capital allocation. Her experience includes capital

markets transactions, acquisitions and financial due diligence across publicly listed and private mining

companies. Ms. Gilfillan brings significant international experience across Canada, Australia, and Latin

America, including work in Brazil, Peru, Colombia, and Mexico. She holds a Bachelor of Commerce in

Accounting and Finance from Queen’s University, is a Chartered Professional A ccountant (CPA, CA), holds

the ICD.D designation, and has completed executive education in cybersecurity governance for boards at

MIT Sloan.

Heliostar’s new Audit Chair , Tara Gilfillan, commented, “Heliostar has articulated a clear and ambitious

strategy to build meaningful production scale in the precious metals sector. Delivering on that strategy will

require consistent execution, disciplined capital deployment and careful stewardship of shareholder capital.

I look forward to contributing to the Company’s financial discipline and governance oversight as it advances

through this next phase of growth.”

Heliostar’s Chairman, Mr. James Perry, added, “Heliostar has entered an exciting new chapter defined by

operational execution, disciplined growth and long-term value creation. As we expand our production base

and advance our development pipeline, strong financial oversight and thoughtful capital allocation will be

critical. Tara’s extensive experience as a CFO, Audit Chair and mining executive across public companies will

further strengthen our governance, enhance our risk management, and support management as we scale

responsibly. We have assembled a high-quality Board with complementary skills to guide Heliostar through

its next stage of growth, and Tara’s appointment meaningfully strengthens that foundation.”

Incentive plan issuance

Heliostar further announces that, pursuant to the Company's Omnibus Equity Incentive Compensation Plan,

it has granted 200,000 stock options ("Options") at an exercise price of $ 2.94 and 50,000 restricted share

units (each, an "RSU") to directors of the Company. The Options are exercisable for a period of five years

595 Burrard Street, Suite 1723, Vancouver BC, V7X 1J1, Canada - Tel +1 844 753 0045

TSX.V: HSTR, OTCQX: HSTXF, FRA: RGG1

TSX.V: HSTR

OTCQX: HSTXF

and will vest over the next three years. The RSUs will vest in three equal annual instalments commencing

on the first anniversary of the grant date.

About Heliostar Metals Ltd.

Heliostar is a gold mining company with production from operating mines in Mexico. This includes the La

Colorada Mine in Sonora and the San Agustin Mine in Durango. The Company also has a strong portfolio of

development and exploration stage projects in Mexico and the USA. These include the Ana Paula project

in Guerrero, the Cerro del Gallo project in Guanajuato, the San Antonio project in Baja Sur, all in Mexico

and the Unga project in Alaska, USA.

For Additional Information Please Contact:

Charles Funk

President and Chief Executive Officer

Heliostar Metals Limited

Email: [email protected]

Phone: +1 844-753-0045

Rob Grey

Investor Relations Manager

Heliostar Metals Limited

Email: [email protected]

Phone: +1 844-753-0045

Neither 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 Statement Regarding Forward-Looking Information

This news release includes certain "Forward–Looking Statements" within the meaning of the United States

Private Securities Litigation Reform Act of 1995 and "forward– looking information" under applicable

Canadian securities laws. When used in this news rel ease, the words "anticipate", "believe", "estimate",

"expect", "target", "plan", "forecast", "may", "would", "could", "schedule" and similar words or expressions,

identify forward –looking statements or information. These forward– looking statements or infor mation

relate to, among other things, the Company’s annual production goals.

Forward-looking statements and forward–looking information relating to the terms and completion of the

Facility, any future mineral production, liquidity, and future exploration plans are based on management’s

reasonable assumptions, estimates, expectations, analyses and opinions, which are based on

management’s experience and perception of trends, current conditions and expected developments, and

other factors that management believes are relevant and reasonable in the circumstances, but which may

prove to be incorrect. Assumptions have been made regarding, among other things, the receipt of necessary

approvals, price of metals; no escalation in the severity of public health crises or ongoing military conflicts;

costs of exploration and development; the estimated costs of development of exploration projects; and the

Company’s ability to operate in a safe and effective manner and its ability to obtain financing on reasonable

terms.

These statements reflect the Company’s respective current views with respect to future events and are

necessarily based upon a number of other assumptions and estimates that, while considered reasonable by

management, are inherently subject to significant business, 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

595 Burrard Street, Suite 1723, Vancouver BC, V7X 1J1, Canada - Tel +1 844 753 0045

TSX.V: HSTR, OTCQX: HSTXF, FRA: RGG1

TSX.V: HSTR

OTCQX: HSTXF

are or may be expressed or implied by such forward–looking statements or forward-looking information and

the Company has made assumptions and estimates based on or related to many of these factors. Such

factors include, without limitation: precious metals price volatility; risks associated with the conduct of the

Company’s mining activities in foreign jurisdictions; regulatory, consent or permitting delays; risks relating

to reliance on the Company’s management team and outside contractors; risks regarding exploration and

mining activities; the Company’s inability to obtain insurance to cover all risks, on a commercially reasonable

basis or at all; currency fluctuations; risks regarding the failure to generate sufficient cash flow from

operations; risks relating to project financing and equity issuances; risks and unknowns inherent in all mining

projects, including the inaccuracy of reserves and resources, metallurgical recoveries and capital and

operating costs of such projects; contests over title to proper ties, particularly title to undeveloped

properties; laws and regulations governing the environment, health and safety; the ability of the

communities in which the Company operates to manage and cope with the implications of public health

crises; the economic and financial implications of public health crises, ongoing military conflicts and general

economic factors to the Company; operating or technical difficulties in connection with mining or

development activities; employee relations, labour unrest or unavailability; the Company’s interactions with

surrounding communities; the Company’s ability to successfully integrate acquired assets; the speculative

nature of exploration and development, including the risks of diminishing quantities or grades of reserve s;

stock market volatility; conflicts of interest among certain directors and officers; lack of liquidity for

shareholders of the Company; litigation risk; and the factors identified under the caption “Risk Factors” in

the Company’s public disclosure docum ents. Readers are cautioned against attributing undue certainty to

forward–looking statements or forward -looking information. Although the Company has attempted to

identify important factors that could cause actual results to differ materially, there may be other factors

that cause results not to be anticipated, estimated or intended. The Company does not intend, and does not

assume any obligation, to update these forward– looking statements or forward -looking information to

reflect changes in assumptions or changes in circumstances or any other events affecting such statements

or information, other than as required by applicable law.