Don Whalen - BacTech Mourns the passing

FOR IMMEDIATE RELEASE

BacTech Environmental Corporation Mourns the Passing of Don Whalen

Toronto, ON – September 30, 2025 – BacTech Environmental Corporation (“BacTech” or the

“Company”) (CSE: BAC, OTCQB: BCCEF, FSE: 0BT1) announces with great sadness the

sudden passing of Don Whalen, a long-serving member of the Company’s Board of Directors.

“Don’s contributions, guidance, and friendship will be deeply missed by all of us at BacTech,”

said Ross Orr, President & CEO of BacTech Environmental Corporation. “On behalf of the

Company, we extend our heartfelt condolences to Don’s family, friends, and colleagues during

this difficult time. Don was our longest serving outside director and was always there when

needed. We will miss his valuable input gleaned from a long career in business.”

About BacTech

BacTech Environmental Corporation is a company that specializes in environmental technology.

We use a process called bioleaching to recover metals like gold, silver, cobalt, nickel, and copper,

while also safely removing harmful contaminants like arsenic. This process is eco -friendly and

uses naturally occurring bacteria that are safe for both humans and the environment. By using our

proprietary method of bioleaching, we can neutralize toxic concentrates and tailings while also

creating profitable opportuni ties. Recently BacTech filed a patent on the treatment of pyrrhotite

tailings producing magnetite, organic fertilizer and critical metals. The company is publicly traded

on several stock exchanges, including the CSE, OTCQB, and Frankfurt Stock Exchange.

Website: https://bactechgreen.com/

Investor Presentation: https://bactechgreen.com/investors/

Follow us on:

Facebook http://www.facebook.com/BacTechGreen

Twitter http://twitter.com/BacTechGreen

LinkedIn http://www.linkedin.com/company/1613873

Vimeo http://vimeo.com/bactechgreen

YouTube https://www.youtube.com/channel/UCBgXr3ej2_BMOtoeFoKIgEg

Forward-Looking Statements

This press release contains statements concerning future events and expectations. Actual results

may differ materially due to various factors, including market conditions, regulatory

developments, and economic trends. The company undertakes no obligation to revise forward-

looking statements except as required by law.