| Name | Designation |
| Sam Yee | Chief Executive Officer |
| Prof. Datin Dr. G. Duraisamy | Consultant Haematologist (HQ) |
| Prof. Dr. Leslie Lai Chin Loy | Consultant Biochemist (HQ) |
| Assoc. Professor Dr. Cheong Yuet Meng | Consultant Microbiologist (HQ) |
| Dr Thanikachalam Meenakshi Pasupati | Consultant Pathologist/ Medical Director(HQ) |
| Dr. Siva Das Thuraisingham | Consultant Pathologist (Ipoh) |
| Datuk Dr. Athimulam s/o Nadason | Consultant Pathologist (Malacca) |
| Dr. R. Krishnan | Consultant Pathologist (Penang) |
| Dr. Bhanumathy Pillay | Consultant Pathologist - Part time(HQ) |
Chief Executive Officer
Sam Yee B.Pharm, MBA
Mr. Sam Yee joined Gribbles as Chief Executive Officer in January 2011. He graduated with a Bachelor of Pharmacy from University of Wales, UK and a MBA from University of Strathclyde, UK.
Prior to joining Gribbles, he has worked with major multinational pharmaceutical companies in Malaysia and Singapore in the General Management roles as well as Regional Marketing role for Asia Pacific markets.
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Gribbles Malaysia has the largest team of clinical consultants and pathologists to provide expert clinical advice in the private pathology market. Below is the list of our current Clinical Consultants and Pathologists at Gribbles Malaysia.
Clinical Consultants
HAEMATOLOGY (Based in HQ)
Prof. Datin Dr. G. Duraisamy KMN, JSM, MBBS (Spore), DCP (Lon), D. Path (England),
FRCPA (Aust), AM (Mal), FRCP (Edin), FAMM
Professor Duraisamy has had many years experience in the field of haematology and lectured the subject in many institutions such as Universiti Putra Malaysia, Universiti Malaya, Universiti Kebangsaan Malaysia, International Medical University & WHO. Prior to being employed by Gribbles, she has worked as a consultant haematologist in several hospitals such as Hospital Kuala Lumpur (where she was Director and Consultant Haematologist of the Blood Services Centre), Hospital Kajang and Hospital Penang. Some of her research interests include anaemia, haemophilia and congenital blood disorders, thrombophilia and hepatitis B and C. Her research has resulted in over 180 international & national peer reviewed journals and other scientific journals. She has also held several prominent positions in her career such as President of the Haemophilia Society of Malaysia, EXCO Member of the World Federation of Haemophilia, and Chairman of the AIDS action committee of MMA. Professor Duraisamy is also active in community service being the Chairman Board of Governors, Senior Methodist Girls’ School, KL and Member of the Board of Trustees, Centennial Scholarship Fund.
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CLINICAL BIOCHEMISTRY (Based in HQ)
Prof. Dr. Leslie Charles Lai Chin Loy MBBS (Lon), MSc (Lon), MRCPath, MD (Lon),
FRCPath, AM (Mal), FAMM, FRCP (Edin)
Dr Lai has had an outstanding career in both academia and clinical practice. He has won multiple awards at both National and International levels in his field and authored over 60 papers published in peer reviewed journals. His research interest is predominantly on the endocrine aspects of benign and malignant breast disease. He has presented in over 45 lectures in various conferences/seminars/courses held in the UK, South East Asia, Japan, Australia and holds many offices including the present Secretary General of the World Congress of the Societies of Pathology and Laboratory Medicine (WASPaLM) and Vice-President of the Asian & Pacific Federation of Clinical Biochemistry. He has held teaching positions in the UK as well as locally; most recently as the Dean of Post Graduate Studies at IMU. He joined Gribbles in March 2004 as a consultant Chemical Pathologist.
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MICROBIOLOGY (Based in HQ)
Assoc. Professor Dr. Cheong Yuet Meng MBBS(Mal), MSc(Lond), FRCPath(UK),FAMM
Presently Dr. Cheong is the Associate Professor of Medical Microbiology and Clinical Investigation Unit of Monash University Sunway Campus, Malaysia. She started her career with the Malaysian Ministry of Health at the Institute of Medical Research and worked there for 16 years. Her main areas of research were in Clinical Microbiology and Antibiotic Resistance, and she has published over 60 papers in peer reviewed journals. She was the Head of the Bacteriology Division from 1985 to 1994 and also the Dean of the IMR Postgraduate Diploma in Medical Microbiology (1990-1994) that was held annually under the aegis of the South East Asia Ministers' of Education & Tropical Medicine Program (SEAMEO-TropMed). Subsequently she joined Pfizer, a leading Pharmaceutical R&D company initially as the Medical Director of Pfizer Malaysia/Singapore/Brunei and was later promoted to be the Regional Director of Clinical Operations for Asia. During her 13 years in the industry she has developed and introduced a number of Clinical Trials to Asia and is well versed in the operational, regulatory and ethical aspects of conducting clinical trials in various therapeutic areas like, infectious diseases, cardiology, psychiatry, neurology, erectile dysfunction, and oncology. She has also produced a handbook on Guide to Clinical Trials in Asia for Pfizer Global Research. She was actively involved in training investigators in Good Clinical Practice in the Asia region and has participated and lectured in a GCP workshop conducted by the US FDA in Beijing, 2005. She continued her work in clinical research in Monash University Sunway Campus and has received 2 PVC Awards for Excellence in Administration, one for organizing the first GCP workshop in Monash and another for setting up a Clinical Research Unit in the Medical School.
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Histo/Cytopathologists
Dr Thanikachalam Meenakshi Pasupati (Based in HQ) MBBS (Ind), D.C.P., M.D. Path (Ind)
Dr Thanikachalam, popularly known as Dr Thani, joined Gribbles in 2009, after a successful stint as Associate Professor in International Medical University. He has been a keen histocytopathologist for more than 25 years and initially served as Asst. Prof in Osmania University, Hyderabad, India, involved with both undergraduate and postgraduate teaching and research. He then served in the Ministry of Health, Republic of Seychelles for 12 years, initially as Sr. Registrar and later as Consultant Pathologist – In-charge. During his tenure in Seychelles, he had performed more than 800 autopsies, had initiated the National Cancer Registry, chaired the Tumour Board, and served as the Chief-Editor for Seychelles Medical and Dental Journal. He was the coordinator for all CPC s and was involved in a number of research activities, involving cervical and breast cancer, alcoholic cardiomyopathy, HTLV-1 lymphomas in Seychelles, cirrhosis and sudden cardiac death. He served as a member of the Seychelles Medical and Dental Council (SMDC), and supervised the Pathology services in Seychelles. He was also involved with quality assurance activities of RCPA, involving histopathology. As Associate Professor in IMU, he had supervised a number of research projects, and secured the Best Lecturer Award and an International ‘RHIME’ award for innovation in medical education. He is a member of both the IAPM and the IAP- ID division and has published more than 30 research articles in peer reviewed journals and has presented a number of scientific papers in international conferences. He has special interest in biopsy pathology and immunohistochemistry. His motto ‘Never stop learning’.
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Dr. Siva Das Thuraisingham (Based in Ipoh) MBBS (Ind), DAP&E (Mal), MPath (UKM), AM (Mal)
Dr Siva Das joined our Perak branch in 1998. Prior to that, he spent 8 years with the Ministry of Health working in various fields. He then went on to further his studies and after obtaining his Masters degree in Pathology from Universiti Kebangsaan Malaysia, he worked for 3 years as a consultant pathologist in Hospital Taiping, Hospital Teluk Intan and in a private healthcare group
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Datuk Dr. Athimulam s/o Nadason (Based in Malacca) PJK, SKT, PJN, MBBS (Ind), DCP (Lon)
Datuk Dr. Athimulam has 26 years of experience in his field, both overseas and locally. He worked for 7 years as a Pathologist in General Hospital (KL and Malacca) and as a Consultant Pathologist in Malacca. He also holds teaching experience with medical undergraduate students. After that, he was attached to a private healthcare group for 13 years. He has held many prominent positions such as being the President of the Malaysian Medical Association and currently among other positions, is on the Board of Governors for the Melaka-Manipal Medical College and Chairman of MMA Committee on Medical Association. He joined our Melaka Lab in 2001.
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Dr. R. Krishnan (Based in Penang) MBBS (Ind), MPath (Mal), MIAC, AM (Mal)
Dr Krishnan has 23 years of medical experience. He has been a consultant Histo / Cytopathologist in several private laboratories since 1982. He has also lectured in the Department of Pathology, Faculty of Medicine, Universiti of Malaya, KL. Dr Krishnan has contributed to local and international medical journals. He joined Gribbles Penang Lab in February 1999.
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Dr. Bhanumathy Pillay (Based in HQ) KMN, MBBS (Ind), DCP (Lon), FRCPA, FIAC
Dr Bhanumathy has been employed in Gribbles Pathology since late 1996. She has trained and worked as a Histo/Cytopathologist for 28 years with special experience in Cytopathology. She has played a leading role in the development of the Cervical Cytology Screening Programme in Malaysia and has taught Cytopathology to many of the Pathologists and Cytotechnologists currently practicing in Malaysia. Prior to working in Gribbles, Dr Bhanumathy was Head of the Clinical Pathology Department and Head of Cytology Division (23 years in the latter position) in Institute of Medical Research. Among her duties as Head was to perform routine cytodiagnostic work for the General Hospital, Kuala Lumpur and the National Chest Hospital as well as consultative cytology services for all state laboratories. She has also conducted cytology courses for the Ministry of Health and conducted research and retrospective studies. As of this date, she has authored 20 publications.
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