28 March 2025

ONDINE BIOMEDICAL INC.

("Ondine Biomedical", "Ondine", or the "Company")

Board Changes

Ondine Biomedical Inc. (LON: OBI), a global leader in light-activated antimicrobial treatments, announces that Mike Farrar has resigned from his position as Non-Executive Director of the Company, effective immediately, following his appointment by the Health Minister for Northern Ireland, Mike Nesbitt, as the Interim Permanent Secretary of the Northern Ireland Executive Department of Health.

Carolyn Cross, CEO of Ondine Biomedical, commented:

"We are very grateful for Mr. Farrar's contributions and his unwavering support of the Company over the past four years and wish him great success in his important new role. Mr. Farrar's expertise and knowledge of healthcare delivery systems have been invaluable during this crucial period of growth and development, and we extend our sincere appreciation for his efforts and commitment to the success of our organization."

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About Ondine Biomedical Inc.

Ondine Biomedical Inc. is a Canadian life sciences company and leader in light-activated antimicrobial therapies (also known as 'photodisinfection') to prevent and treat infections, including those caused by antibiotic-resistant bacteria. Ondine's patented light-activated antimicrobial technology offers a safe, rapid, and effective alternative to traditional antibiotics, tackling some of the most pressing healthcare challenges today.