Bruce Loxley, GSK (Chair)

Bruce provides inspection readiness and compliance guidance to GSK Vaccines manufacturing network, focusing on AsiaPac. He is responsible for performing pre- Prior Approval Inspection (PAI) Assessments, and now has a specific remit on (i) preparing sites for first inspection, and on (ii) sharing knowledge on regulatory updates and trends into the organization.

Bruce has more than 30 years in the Pharma and Vaccines businesses, including a variety of roles in Validation and Compliance in both Drug Substance and Drug Product Manufacturing in UK, France and Singapore.

Bruce has been a PDA Singapore Chapter member since 2014, and was Chapter President from 2020-2022. Since July 2022 he has been a member of PDA's Science Advisory Board (SAB).

Vinny Browning, Amgen

Vinny Browning, III, works for Amgen in Singapore's as the Executive Director Quality Site Head. He has spent the last 26 years in the biotechnology industry, working on over 75 commercial and clinical products. Vinny has worked across functions, from a Bench Analyst in quality control to a Site Head in Operations in Abingdon, United Kingdom, to a Global Commercial Attributes Sciences Executive in Process Development, and prior to his current assignment in Singapore, as the Quality Assurance Lead for two drug substance plants and Site Operations in Puerto Rico. 


Emily Cheah, Charles River Laboratories

A pharmacist by training, Emily is currently the Senior Managing Director | Head of APAC Operations of Charles River Laboratories. She oversees all aspects of Microbial Solutions' various sites in the APAC region with direct responsibility over P&L and technical operations. She serves on various best practices committees within the Company and is involved in the evaluation and implementation of new technologies and services.

She received her Ph.D. (Pharm. Technology) from the National University of Singapore and her EMBA from INSEAD.


Emily is one of the founding members of the PDA Singapore Chapter and has served as a Board Member in various capacities since its inception in 2013. She also served as the President of the PDA Singapore Chapter from Feb 2022 - Feb 2024. She is also a PDA Scientific Advisory Board member since July 2023.


Ziva Abraham, Microrite

Ziva Abraham is the President and Founder of Microrite, Inc., a California based consulting firm providing consulting and training services to pharmaceuticals, biotechnology, medical devices and in vitro diagnostics in the areas of quality assurance, quality control, microbiology, and validation.

She has over 35 years of academic, research, clinical and industrial experience in microbiology, and quality assurance. Ziva has received her Master's Degree in microbiology with a focus on Mycology and has conducted research on developing microbial Insecticides using entomogenous bacteria and fungi. Her career also includes founding and managing clinical laboratories for Maccabi Medical in Israel. She has trained personnel from various industries in microbiology techniques and methods. She uses her extensive experience to teach why assessing risk of microbial contamination should be in the forefront of any company that has products for human/veterinary use. Her experience in clinical laboratories has provided her with the framework to understand the effects of microbial contamination in products from a patient safety perspective.

Rama Tummala, GSK

Pharmacist by education, Rama Tummala has nearly 30 years of pharmaceutical industry experience in Operations, QA, Validations, Technology Transfer, MS&T, Quality and Compliance audits and Greenfield / Brownfield project management. 

Rama is currently working with GSK as a Principal Quality Audit Manager operating from Singapore. Rama is conferred with 'GSK Fellow' and is part of GSK Fellowship of Scientific and Technical Excellence. He has previously worked in India with CIPLA LTD., The Himalaya Drug Company and Alcon Labs; in the USA and Singapore with Alcon Labs. He is also currently serving as a PDA Singapore Chapter core board member as Treasurer.


Wayne Lee, Cytiva

Wayne has more than 23 years of combined experience in the pharmaceutical and biopharmaceutical, R&D, and manufacturing industry. He has broad experience in pharmaceutical synthetic chemistry unit operations, as well as biologics downstream processing.

He is currently the Global GM for Fast-TrakTM Validation Services, for Cytiva. Prior to his current role, he has spent more than 13 years in Pall Biotech; in roles of increasing responsibilities. His previous tenure includes Global Head of Validation and Laboratory Operations; Head of APAC (+China) technical support (MS&T); and BioProcess (MS&T) leader for ASEAN. Earlier, he has mixed experience from the Singapore Polytechnic, Merck Sharp & Dohme (Global Technical Operations); Galileo Pharmaceuticals and the Port of Singapore.

He was one of the founding board members of the PDA Singapore Chapter; current board member of the Singapore Chapter, previous board member of the UK Chapter and life-member of the Singapore National Institute of Chemistry (SNIC).

He is a seasoned practitioner of multiple Danaher Business system (DBS) tools; fluent in PSP, DM, SLXII, and is working towards Certified Practitioner (CP) for TPI, and is CP for VS 2.0. He holds a Ph.D. (Organic Chemistry; National University of Singapore) and an M.B.A. (Strategic and Operations Management; University of Bradford); and Double Bachelor's Degree (Honors and Merit; Chemistry; National University of Singapore).