OXFORD, England--(BUSINESS WIRE)--Oxonica (AIM:OXN), a leading international nanotechnology group, continues to strengthen its organization with the appointment of Dr. Michael Natan as Chief Technical Officer for the Oxonica Group and Dr. Sharron Penn as Chief Operating Officer for its Mountain View operations. In his new role, Dr. Natan will be responsible for designing and prioritizing Oxonica’s technical strategies and providing technical leadership for the company’s development and commercialization initiatives. In her new role, Dr. Penn will be responsible for the operational management and application development of Oxonica’s Mountain View facility, focused on clinical diagnostics and security applications. Dr. Barry Park will continue to have overall responsibility for operations as the Group’s COO.