Our People

A global team who care about our customers

Numedico employs a global team of committed, skilled and customer-focussed professionals who are driven by excellence. 

Our team stands behind our technology and the quality of Numedico’s products. With people located around the globe, you can be assured of excellent customer service wherever you are worldwide.

If you would like to speak to any member of our team about our product portfolio or how to connect with our global network, please don’t not hesitate to contact us.


  • Neville Calvert

    Founder & CEO

    Neville is a lifelong entrepreneur with extensive strategic experience. For more than 30 years, Neville worked in a diverse range of roles, including Company Chairman, Partner of Big Four business advisory firm KPMG, Public Company Director and CEO, Private Company Director. He also has international sport and military experience.

    As Founder & CEO, Neville is responsible for Numedico’s direction, vision, and steering the company towards success. He is an exceptional leader and professional coach and he has built an outstanding team around him to support the business.

    Connect with Neville on LinkedIn here: Neville on LinkedIn
  • Craig Thomas

    Chief Financial Officer

    Connect with Craig on LinkedIn here: Craig on LinkedIn
  • Jack Suter

    Chief Operations Officer

    Connect with Jack on LinkedIn here: Jack on LinkedIn
  • Kelly Zhou

    Head of Finance

    Connect with on LinkedIn here: on LinkedIn
  • Robert Menadue

    Head of Supply Planning and Procurement

    Connect with Robert on LinkedIn here: Robert on LinkedIn
  • Alicia Sisson

    Customer & Sales Support Lead

    Alicia has more than 8 years’ experience working in exports, processing documentation for customs clearances, managing logistics, and processing orders for overseas customers.

    In her role, Alicia coordinates Numedico’s planning and logistics function. She works closely with our network of global partners to ensure our customers get what they need, when they need it.

    Alicia loves working in logistics because she likes a challenge. One of her strengths is thinking outside the square and finding solutions to challenging situations.

    Connect with Alicia on LinkedIn here: Alicia on LinkedIn
  • Kasun Silva

    Supply Chain Manager

    Connect with Kasun on LinkedIn here: Kasun on LinkedIn
  • Wirawan Suttaharutai

    Regional Sales Manager

    Wirawan is Numedico’s Regional Sales Manager. She is responsible for the management of the Asia Pacific global offices and quality control. This includes liaising with manufacturers, suppliers, distributers, and customers across the region. Wirawan is an experienced marketing and administration professional and an important member of Numedico’s global network.

    Connect with Wirawan on LinkedIn here: Wirawan on LinkedIn
  • Dr Greg Roger


    Dr Greg Roger has more than 30 years experience in the field of medicine, bio-medical engineering, product development, and commercialisation. Having developed, patented, and commercialised medical devices, Dr Roger is familiar with the key issues of this industry for individuals through to larger corporations. Dr 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. Dr Roger founded and is currently Managing Director of Vestech, a company developing and licensing intellectual property in medical devices. He successfully led the start-up of the business and is now working with a team of bio-engineers to provide specialised biomedical engineering solutions and consultancy services for businesses and individuals.

    Connect with Dr Greg on LinkedIn here: Dr Greg on LinkedIn
  • Georg Roessling


    Georg Roessling has been a consultant since 2017. From 2006-2017 he held the position of Sr. Vice President of PDA Europe, where he started the office in Europe and developed a number of conferences and training courses together with regulatory agencies, pharmaceutical industry and suppliers. Before that he worked from 1984-2005 with Schering AG in various positions. These roles included head of pharmaceutical devlopment of parenterals and head of Global CMC Technology office.

    Georg is a chemist by training, has a PhD in Physical chemistry from the university of Karlsruhe and was a post-doc in Chemical Engineering in Berkeley, USA. He has been a PDA member for almost 30 years and he received the PDA Honorary Membership.

    Connect with on LinkedIn here: on LinkedIn