George Clinical’s senior management team bring together unique and innovative qualities that make us a key partner in clinical research programs. Our team combines significant scientific and medical knowledge as well as the operational expertise developed through decades of working in clinical research, pharmaceutical companies, medical device companies and CROs.

Senior Management


Marisa Petersen, PhD

Chief Executive Officer, George Clinical

Marisa completed her pharmacy degree at the University of Sydney and continued her studies with a PhD in Clinical Pharmacology and Pharmacokinetics. She has worked for over 20 years in the pharmaceutical industry, fulfilling roles in Regulatory Affairs, Clinical Research and Project Management. Prior to joining George Clinical, Marisa was the Vice President Asia Pacific for Omnicare Clinical Research, a global CRO, taking responsibility for the delivery of trials in the Asia-Pacific region and developing a network of offices across the region to effectively service customer needs. In her current role, Marisa is focussed on sustainable growth of resources in the region and delivery of regional and global studies to the highest international standards. Marisa has a strong association with ARCS in Australia and Asia and is a member of the Australian R&D Taskforce.

Contact Marisa Petersen


Bruce Neal, MB ChB PhD FRCP FAHA

Scientific Director

Bruce manages the Medical and Scientific Liaison Group at George Clinical, is Senior Director at The George Institute for Global Health and Professor of Medicine at the University of Sydney.  Bruce completed his medical training at Bristol University in the UK in 1990 and spent four years in clinical posts. Prior to taking up his position at the Institute in 1999, he worked as an epidemiologist at the Clinical Trials Research Unit in Auckland, New Zealand, where he completed his PhD in Medicine. Bruce has played a lead role in the design, conduct and analysis of a series of pivotal large-scale outcome trials in the field of vascular disease, and has worked extensively in the Asia-Pacific region.

Contact Bruce Neal


Amanda Jubb, BSc (Hons)

Director, Project Operations

Amanda is responsible for the project management and clinical operations teams to deliver our studies to the highest standards. Amanda has over 20 years’ experience implementing clinical trials across the Asia Pacific region and more than 15 years line management experience. Her previous management roles span both CROs and pharmaceutical companies and she has worked as an independent consultant.

Contact Amanda Jubb


Deborah Fox, BPharm G.Dip App. Sc. (Info)

Director, Compliance

Deb oversees all compliance, training and regulatory functions. Deb has more than 20 years clinical research experience in the Pharmaceutical Industry having worked across the broader Asia Pacific region. Her previous roles and responsibilities have included project and site management, clinical operations, clinical quality assurance/auditing, management of safety reporting, compliance and training activities and line management of staff, and is supplemented by extensive prior experience as a hospital pharmacist across a wide range of therapeutic areas. Deb has worked for a variety of major pharmaceutical companies and contract research organizations.

Contact Deborah Fox


Paul Donnelly

Associate Director, Data Management and Project Systems

Paul manages the data management team delivering support for the various research projects conducted; including clinical trials, observational studies and surveys. Paul has over 20 years experience with global pharmaceutical and CRO companies, focusing primarily on Data Management and Project Management. Paul has worked extensively in all phases of clinical studies, from Phase I – IV and has worked collaboratively with organizations in Europe, North America and Asia. Previously, Paul has held senior positions at Roche, Novartis, PRA International and Quintiles.

Contact Paul Donnelly


Jacqueline Thorn, PhD MBA GDip IP

Commercial Director

Jacqueline manages proposals and pricing, contracting, risk management and strategic partnerships for George Clinical’s global business. Jacqueline has extensive experience in business development having spent 20 years in the healthcare industry working in the biotechnology, diagnostic and pharmaceutical markets. She held various sales, marketing and business development positions and has experience in intellectual property management.

Contact Jacqueline Thorn


Maria Ali, MBBS, MBA

Associate Director, Medical and Regulatory Services

Maria leads the Medical and Safety Services group at George Clinical that provides safety management, endpoint adjudication, medical monitoring and scientific leadership for both commercially sponsored and academic clinical trials. Maria’s group has extensive experience in delivering these services for trials in all phases of clinical studies (Phase I – IV) as well as a variety of collaborative settings. Maria works closely with the scientific leads at George Institute to develop and implement scientific leadership models for George Clinical studies, as well as to develop new ideas for clinical research, and processes to improve clinical trial design and efficiencies. Maria has several years’ experience in both public health and clinical research, and research management, across a range of settings including hospitals, academic and clinical research organizations.

Contact Maria Ali

Scott Clark

Scott Clark

Head of Global Business Development

Scott has over 30 years of Pharmaceutical Industry sales, business development and marketing experience having started his career with Beecham Laboratories and progressing to more senior level positions with SmithKline Beecham and Pfizer on the sponsor side. He has led the development of 4 successful new business entities from scratch to multi million business units and been the leader of Business Development teams for Global CROs like Quintiles and PSI. He currently is heading up George Clinicals’ Global Business Development team and working with the Executive Management team on corporate strategic development activities. Scott is the primary contact for all new business development opportunities. His role is to leverage and expand George Clinicals and TGIs leading positions in delivering high quality clinical research services in targeted geographical areas. He has been published in Life Science Leader, ICH and Pharmaceutical Executive and been a speaker at numerous industry conferences and events.

Contact Scott Clark

Regional Management

philip gregory

Philip Gregory BSc. (Hons)

Managing Director, China

Philip has over 22 years’ experience in Pharmaceutical marketing in mainstream pharmaceutical companies, biotechnology and medical devices. He has held senior management roles in International marketing, brand and business development and strategic portfolio development. Philip has worked in several countries including the USA, UK, Japan, Australia and China and has worked in Asia for over 15 years, the last seven years in China. Philip is the Managing Director of George Clinical China and oversees the next stages in the development of George Clinical’s business and operations in China and to support the growth of our clinical research activities across the Asia-Pacific Region.

Contact Philip Gregory

vanaja krishnan

Vanaja Krishnan

Managing Director, India

Vanaja has a Master’s degree in Commerce and professional qualifications in both Cost & Financial managementand Corporate compliance. She has 25 years of experience in Global Organizations such as Molex Inc. & Sigma Aldrich (now a subsidiary of Merck) as CFO and other Senior Leadership roles in Finance, Human Resources, Information Systems and Sourcing & Procurement. Most recently Vanaja was responsible for establishing and leading Global Shared Services for Sigma Aldrich. Vanaja has significant experience leading major strategic projects through to completion. Vanaja in her role as Managing Director in India oversees the India business, focusing on its growth strategy and expansion of George Clinical’s footprint in India’s Clinical Research landscape.

Contact Vanaja Krishnan

Evon Hui

Evon Hui

Associate Director, Business Operations, East Asia

Evon has completed her Bachelor of Science Degree in Biology at the University of Toronto and continued her Master’s studies in Nutritional Science. She has over 15 year of experience working in the pharmaceutical industry in various fields including regulatory affairs, clinical research and project management. Prior to joining George Clinical, Evon held a clinical operations management role at Pfizer. Evon is the Associate Director of Business Operations at George Clinical managing the business activities in various countries in East Asia including Hong Kong, Malaysia, Philippines, South Korea, Taiwan, Thailand and Vietnam. Evon also oversees the next stages in the development of George Clinical’s business and operations in other Asia-Pacific Region.

Contact Evon Hui

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