3 February 2025

ONDINE BIOMEDICAL INC.

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

Appointment of Nominated and Financial Adviser

Ondine Biomedical Inc. (LON: OBI), a Canadian life sciences company pioneering light-activated antimicrobial treatments, is pleased to announce the appointment of Strand Hanson Limited as the Company's Nominated and Financial Adviser, with immediate effect. The Company's existing broker, RBC Capital Markets, will assume the role of sole Broker with immediate effect.

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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'). Ondine has a pipeline of investigational products, based on its proprietary photodisinfection technology, in various stages of development.

Ondine's nasal photodisinfection system has a CE mark in Europe and is approved in Canada and several other countries under the name Steriwave^®. In the US, it has been granted Qualified Infectious Disease Product designation and Fast Track status by the FDA and is currently undergoing clinical trials for regulatory approval. Products beyond nasal photodisinfection include therapies for a variety of medical indications such as chronic sinusitis, ventilator-associated pneumonia, burns and other indications.