• Dr Simon Ruffell appointed as new CEO of Archer Materials
• Dr Ruffell has over 20 years of international experience in technology and engineering
• Previously held roles at Microsoft, Applied Materials, and University of Sydney

Archer Materials Limited (ASX: AXE), a semiconductor company advancing quantum technology and medical diagnostics, has announced the appointment of Dr Simon Ruffell as the new Chief Executive Officer, effective immediately. Dr Ruffell is currently the Chief Technology Officer (CTO) of Archer Materials, a position he has held since July 2024. He joined the company in February 2024 as Engineering Manager, where he has been responsible for managing and progressing both the quantum and biosensor teams and projects. Dr Ruffell has a PhD in Physics from the University of Western Ontario and a Masters of Electronic and Electrical Engineering (first class) from the University of Surrey, UK. He brings over 20 years of international experience working on technology projects and managing multi-functional teams, including hardware, process and software engineering teams. Before joining Archer, Dr Ruffell was a Principal Hardware Engineering Manager at Microsoft where he led a team developing hardware for Microsoft's quantum program. Prior to Microsoft, he spent 10 years at Applied Materials (US) having roles in R&D from process engineer through to Senior Manager, where he led process and hardware teams to take a new product from R&D through productisation. He has recently worked as Semiconductor, and Quantum Engagement Manager at the University of Sydney. Commenting on the appointment, Archer's Executive Chairman, Greg English, said, 'Simon has already made remarkable progress in leading the development of the biochip and quantum technologies since he first joined the Company 13 months ago, including launching a potential earlier revenue path through the TMR sensors. His time in developing similar technologies at leading companies such as Microsoft and Applied Materials means that Archer is well-placed through Simon's expertise to bring the Company's suite of semiconductors to market to solve issues in medical diagnostics, sensing, and computing.'