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CPAU.V ·

Chester Millar Joins CopAur Minerals

Corporate Updates

888-700 West Georgia, Vancouver, BC, V7Y 1G5

Chester Millar Joins CopAur Minerals

Vancouver, B.C. July 7, 2025 – CopAur Minerals Inc. (TSXV: CPAU) (“CopAur” or the“Company”)

is pleased to announce the appointment of Chester Millar and Duane Nelson to its Advisory

Board. These distinguished additions bring a world- class team of experts in mine development,

operations, and innovative extraction technologies—marking a pivotal step forward in advancing

CopAur’s past producing, high-potential, high-grade oxide gold assets in Nevada.

About Chester Millar:

Chester Millar is widely credited with pioneering heap leach gold extraction, a breakthrough that

made low-cost, high-margin gold production feasible worldwide. He founded the Afton Mine and

served as Chairman of Glamis Gold Ltd. (NYSE: formerly GLG) from 1985 to 1998, transforming it

from a junior explorer into a North American gold powerhouse. Glamis was acquired by

Goldcorp in 2006 for US$8.2 billion—one of the most notable mining transactions in history.

Mr. Millar has also played key roles in the success of:

· Eldorado Gold Corp.

· Castle Gold Corp.

· Glencairn Gold (now part of B2Gold)

· New Oroperu Resources

· Alamos Gold Inc.

Millar brings with him a world-class team of oxide gold heap leach specialists , whose technical

leadership will be pivotal in advancing CopAur’s projects toward production.

Chester Millar—a Canadian Mining Hall of Fame inductee—As the pioneer of heap leaching, Mr.

Millar fundamentally changed the economics of gold production, enabling the development of

numerous low-cost, high-margin gold mines. This team is expected to play a key role in advancing

CopAur’s past producing Kinsley Mountain and Troy Canyon past producing oxide gold assets.

“Chester’s involvement, along with his team of multi- generational experts, greatly accelerates

CopAur’s path to production,” said Jeremy Yaseniuk, CEO of CopAur Minerals. “ With gold prices

near record highs, a supportive U.S. administration, and global money printing showing no signs

of slowing, this is the best environment I’ve seen in my lifetime to build a gold mine. We’re serious

about making this happen and are excited to work closely with Mr. Millar and his team.”

Also joining the Advisory Board is Duane Nelson, a recognized innovator

and entrepreneur in the field of environmentally responsible metallurgy. Mr. Nelson is the

founder and CEO of Innovation Mining Inc., a company pioneering eco-friendly metal extraction

processes as alternatives to conventional cyanide and smelting methods.

“Duane’s forward-thinking approach to metal recovery combined with Chester’s

operational depth creates a powerful and balanced advisory team,” added Yaseniuk.

“We’re confident their contributions will accelerate our journey to becoming a significant

force in North American resource development.”

The Company also announces that its Board of Directors has approved the grant of

4,200,000 stock options to directors, officers, employees, and consultants. The options

are exercisable at a price of $0.15 per common share and are valid for a period of five

(5) years from the date of grant. The options were granted in accordance with the

Company’s Stock Option Plan.

About CopAur Minerals Inc.

CPAU is a Canadian junior exploration company and part of the Metals Group of companies

(www.metalsgroup.com) focused on advancing a diversified portfolio of precious and base metal

assets in British Columbia and Nevada.

On Behalf Of The Board Of Copaur Minerals Inc.

Jeremy Yaseniuk, Chief Executive Officer

For more information, please contact:

Jeremy Yaseniuk, Chief Executive Officer & Director

Tel: +1 (604) 773-1467

Email: [email protected]

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.

Forward Looking Information

This news release contains forward-looking statements. All such statements involve substantial known and

unknown risks, uncertainties and other factors which may cause the actual results to vary from those

expressed or implied by such forward-looking statements. Forward-looking statements involve significant

risks and uncertainties, they should not be read as guarantees of future performance or results and they

will not necessarily be accurate indications of whether or not such results will be achieved. Actual results

could differ materially from those anticipated due to a number of factors and risks. Although the forward-

looking statements contained in this news release are based upon what management of the Company

believes are reasonable assumptions on the date of this news release, the Company cannot assure

investors that actual results will be consistent with these forward-looking statements. The forward-looking

statements contained in this press release are made as of the date hereof and the Company disclaims any

intention or obligation to update or revised any forward-looking statements whether as a result of new

information, future events or otherwise, except as required under applicable securities regulations.