Our Vestech Management and Technical teams have a well deserved reputation for driving Medical Device Innovation. They bring a wealth of experience and a deep understanding of the industry to each project.

You can contact team members directly using the form on this page.


Dr Greg Roger, FIEAust
Vestech CEO & Founder

Dr Greg Roger was selected by the Federal Government to spearhead Medical Device commercialization in Australia. His broad industry, regulatory, engineering and medical experience made him the stand out candidate for the role. He has more than 30 years experience in the field of medicine, bio-medical engineering, product development and commercialisation. Having developed, patented and commercialised

Dr Jari Hyvarinen
General Manager

Dr Jari Hyvarinen is a General Manager with over 20 years of experience in medical device design and manufacturing. Jari has experience in management of operations within a manufacturing environment, of pre-clinical and clinical trials, and of suppliers. Additionally, he also has experience in leading multidisciplinary R&D teams, implementing design controls, and regulatory submissions for

Angela Roche
QA/RA Manager

Angela Roche is a Quality Engineering professional with over 13 years experience in the medical device industry including high risk active implantable devices, life sustaining medical devices, combination devices, and in-vitro diagnostics (IVD). She holds a Degree in Production Engineering, a Bachelor’s degree in Manufacturing Engineering, and Post Graduate Diploma in Science. Angela has held

Brett Slater
Design Manager

Since 2003, Brett Slater has encompassed all facets of product design and engineering within various industries, such as medical devices and fibre optic telecommunications. With this wide scope to experience, Brett has gained solid design and manufacturing knowledge coupled with lean project management that can help you every step of the way. Earning over 20


Galen Nethery
Design Engineer

Galen Nethery is a Design Engineer and Scientist at Vestech. His role includes the development of design specifications, research, and management of vendors. Galen has studied Biomedical Engineering and Science at the University of Sydney, gaining technical experience and developing skills in risk assessment and mitigation through his choice of study. Galen has experience across

Miho McKay
Design Assurance and Regulatory Associate

Miho McKay is a Design Assurance and Regulatory Affairs Associate at Vestech. She utilises her strong attention to detail to ensure the highest standard in all her work. Miho is a graduate of the University of Sydney having acquired a double degree in Bachelors of Engineering (Biomedical Engineering), for which she was awarded First Class

Daryl Fong
Electrical Design Engineer

Daryl Fong is an electrical design engineer at Vestech. He is also currently a PhD student working on the development of a portable electroencephalograph system for the diagnosis of concussion. Daryl’s background is in biomedical engineering, specifically electrical medical devices. Daryl previously worked as a researcher for the charity Necksafe and a biomedical technician at

Gisah Bittencourt Sad
Regulatory Affairs Specialist

Regulatory Affairs professional with over 6 years’ experience in the medical device industry including implantable devices and IVD.  Gisah holds a degree in Pharmacy, Biochemistry and Industrial Pharmacy and has Post Graduate Specialization in Project Management. Gisah has been a leader of medical devices submission processes within a number of different regulatory jurisdictions across U.S., European

Oliver Wang
Quality Engineer

Oliver is the Quality Assurance Engineer at Vestech, and has acquired a wealth of Quality Management System experience from navigating Vestech to a successful ISO 13485:2016 transition audit. Oliver Wang is a multiple Dean’s Award recipient who has graduated with a Masters of Biomedical Engineering and a Bachelors of Mechanical Engineering from UNSW with First


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