PTA Board

Sally Hickman (Chair)

General Manager, Werfen Australia & NZ

Sally has over 12 years’ experience in the Australian IVD industry having  undertaken key roles in the areas of strategic marketing and customer account management. in 2012, Sally joined Werfen Australia and assumed key management responsibilities at a time when company took direct operations of key business units in Oceania. Sally has a passion for diagnostics having trained and worked in public pathology laboratories for more than 5 years in the UK. Sally holds a Bachelor of Science degree in Biomedical Sciences from The University of Bradford, UK and a Master of Science in Biomedical Sciences degree (specialising in Haematology) from The University of Ulster, UK.

Mark Volling (Vice Chair)

Managing Director for Abbott Rapid Diagnostics in Australia & New Zealand

Mark has over 35 years’ experience within the Australian IVD industry including senior roles within global IVD companies, local manufacturing/export and distributor only organisations. Previous to Abbott, Mark was the Regional Managing Director for Alere/Inverness Medical in Australia and New Zealand and was the local lead in Inverness Medical’s acquisition of Panbio Ltd which closed in January 2008 and subsequent health management acquisitions and divestitures. Mark possesses an Associate Diploma in Clinical Laboratory Techniques (QIT), Bachelor Business in Finance/Accounting (USQ), Graduate Certificate in Management (USQ) and a Masters of Technology Management (UQ).

Fabian Ehlen (Treasurer)

Head of Finance and Operations Roche Diagnostics

Fabian is currently the Head of Finance and Operations at Roche Diagnostics Australia. During his 12 years’ experience in the Healthcare industry he held several positions in Global, Regional and Country functions in both Australia and Switzerland. Prior to that, he worked at PricewaterhouseCoopers and KPMG in Switzerland and Germany where he started his career in financial audit and consulting.

Fabian holds a MBA from the University of Cologne (Germany). He is also a Certified Management Accountant (CMA) and Certified Financial Manager (CFM) from the Institute of Management Accountants, Montvale, New Jersey (USA), and Certified Public Accountant (CPA) from New Hampshire (USA).

Vito Trifilo

General Manager, Tecan Australia

Vito has over 25 years’ experience in the Life Science and In Vitro diagnostic businesses in the Australian and New Zealand. Holding business development and sales management roles with multinational companies such as Millipore and Merck for over 15 years and was an early company representative with AMRAD Pharmacia Biotech during the start-up phase. Vito’s current role is General Manager at Tecan Australia (a position held for over 8 years); with ANZ sales, marketing, legal and regulatory responsibilities. Tecan is a leading global provider of laboratory instruments, reagents and solutions (strongly automation focused) in biopharmaceuticals, research, forensics and clinical diagnostics. Vito holds a Bachelor of Science degree in Biochemistry and Genetics from the University of Melbourne.

Karen MacLeod

Director and Country Manager, MP Biomedicals

Karen’s 30-year career in the in-vitro diagnostics and pharmaceuticals industries began as a medical scientist in public pathology and includes varied sales and management roles with Australian based global companies such as BioMerieux, Boehringer Mannheim (now Roche) and GSK. Currently Director and Country Manager at MP Biomedicals, she is responsible for all sales, management, and regulatory functions. Karen has a Bachelor of Applied Science and Graduate Diploma in Marketing from UTS, Sydney, and has been a member of the IVD Australia Technical and Regulatory Standing Committee since 2011.

Antoniette Violo

Oceania Sales and Service Director Regional Segment Leader, LSDX Revvity

Antoniette’s 30-year career in the Life Sciences and IVD industry began as a researcher in the Academic sector. She entered the commercial role, working for Linbrook International, where she held several roles both in commercial and product management. She was approached to establish the Life Sciences and Diagnostic Business for PerkinElmer over 20 years ago. Within PerkinElmer she has held commercial roles within Australia and in Asia Pacific. She has a Bachelor of Science degree with Hons, specializing in the field of Genetics and Immunology.

Jenny Carson

General Manager, Siemens Healthineers ANZ, Diagnostics

Jenny Carson is currently the General Manager at Siemens Healthineers, Diagnostics ANZ. She has been part of pathology for more than 35 years and has worked in the in vitro diagnostics (IVD) industry for 25 years. Throughout her IVD career she has held senior management roles in sales, marketing and Business Unit Management. Jenny holds a Bachelor of Applied Science (MLS) from Charles Sturt University and a Graduate Diploma of Management from Macquarie Graduate School of Management.

Colin Denver


Colin Denver is an experienced sales professional with nearly 20 years sales experience working in the Life Science and Diagnostic fields. He has experience in establishing new organisations having set up Bioline in Australia in 2004. Colin enjoyed continued growth while at Bioline with quarter on quarter growth achieved since inception. Colin went on to manage sales in Asia/Pacific for Meridian Bioscience (post Bioline acquisition) and drove consistent growth within the territory.

Colin started as Vice President of Sales and Marketing for SpeeDx, responsible for the promotion of all SpeeDx branded products as well as acquisition of new licensing and commercial agreements. He now holds the role of CEO, overseeing the expansion of SpeeDx as products are launched across Europe, United States and Australia/New Zealand. Colin holds a Bachelor of Science from Pepperdine University and a Post Graduate Diploma of Management from MGSM.

Michael Wawrzyniak

Business Director, BD Life Sciences

Michael has over 20 years’ experience in the pharmaceutical and medical device industries, including more than 12 years’ in in-vitro diagnostics (IVD) . He currently leads the Becton Dickinson Life Sciences business in ANZ and over the past 12 years has held numerous senior leadership positions with BD, including Business Director South East Asia.  Michael’s significant experience as a senior business leader in ANZ and South East Asia means he has a unique perspective on the challenges faced by the industry in Australia as well as the region.  His expertise traverses a broad range of IVD and research portfolios, including specimen collection, microbiology, molecular diagnostics, womens’ health and flow cytometry. Michael’s deep industry experience means he is passionate about, and has a deep understanding of, the critical role of pathology in supporting patient outcomes and the healthcare system more generally. He holds a Master of Business Administration from the Macquarie Graduate School of Management.


Join PTA to get these benefits:

  • Consultation with TGA on the IVD Framework
  • Networking opportunities for you and your staff
  • A voice for Australian manufacturers and independent distributors
  • A means of influencing the development of the IVD industry in Australia
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