Staff Profile



Dr. John K. Bore –Institute Director

Dr. John Kipkoech Bore joined TRFK as a Horticulturist in August 1993 and currently holds the post of Acting Institute Director of Tea Research Institute.

Previously, he worked as an Assistant Agricultural Officer, Ministry of Agriculture in Tana River District and later at the Kenya Agricultural Research Institute (KARI) as a Research Officer where he worked on improvement and management of temperate fruit trees.

As a Horticulturist at TRFK, John has initiated many field trials on tea management and physiological responses. He has over 17 years of experience in tea management. He has a broad range of interests on tea environmental responses for enhanced sustainable tea productivity in Kenya. He has published widely and has attended a number of workshops on crop management. He holds a Diploma, Horticulture (Egerton); BSc, Agric. (Dalhousie, Canada); MSc, Hort. (Egerton) and PhD, Hort. (Jomo Kenyatta University of Agriculture and Technology, Kenya).






Dr. Samson Machohi Kamunya – Centre Director

Dr. Samson Machohi Kamunya joined TRFK as Plant Breeder in January 2003. He previously worked as an Environmental Manager at the JKIA majoring on the improvement of the floral beauty of the airport.

Currently, Dr. S. M. Kamunya is the Programme Leader - Crop Improvement and Management (CIM) Programme 

Prior to joining JKIA, he worked as Scientific Officer with the Centre for Agriculture Biosciences International (CABI), Africa Regional Office, on biocontrol of conifer aphids and integrated control of Leucaena psyllid. He has developed over 1000 new tea clones, which are in different stages of evaluation. He has also initiated participatory clonal field trials and released three improved tea varieties for commercial utilization and availed three new improved cultivars for registration ahead of release for commercial use. He has over 17 years of experience in plant breeding, with an emphasis on tea improvement.

He has broad range of interest on development and integration of molecular markers in marked-assisted breeding/clonal selection, diversity studies and DNA fingerprinting for protection of plant varieties aimed at accelerated development of improved cultivars for sustainable agricultural productivity in Kenya.

He holds BSc (Forestry), M.Phil (Forest Genetics), Moi University and D.Phil (Plant Breeding), Egerton University. He has also acquired further training in Design of Plant Breeding Programmes, Use of Molecular Markers in Plant Breeding, Integrated Quality Management, Participatory Approaches in Genetic Resources Management and Advanced Approaches to Participatory Crop Improvement at the International Agricultural Centre, Wageningen, and The Netherlands with the support of The Netherlands Fellowships Programme (NUFFIC). He undertook his PhD thesis research at the Institute of Himalayan Bioresource Technology (IHBT), Palampur, and Himachal Pradesh, India after winning an award of Fellowship for Postgraduate Studies as governed by Council of Scientific and Industrial Research (CSIR) and Third World Academies of Science (TWAS).

He has published widely and participated in many workshops and conferences. He is an active member of the Plant Breeders Association of Kenya (PBAK) and East, Central and Southern Africa Pest Management Network.






Dr. Paul Kiprono - Socio Economist/Programmed Leader Economics, Field Advisory and Corporate Communication

Dr. Paul Kiprono joined TRFK as a Socio-Economist in September 2008 and was previously with World Vision (Kenya) where he worked as a Program Manager in a food security project and Prior to that, he worked with Kenya Tea Development Agency (KTDA), Field extension department

He has more than 13-years’ experience in tea science and 4 years in socio-economic surveys and management of community based projects towards poverty alleviation through use of available resources. He holds a BSc and an MSc in Agriculture and Rural development from Kenya Methodist University (KEMU). He holds a PhD in Socioeconomic from Moi University.

He has published extensively, participated in several training workshops and conferences and mentored high school and graduate students.





Dr. Richard Chalo Muoki -Geneticist

Dr. Richard Chalo studied Botany and Plant Breeding at the University of Nairobi and at Egerton University, Njoro. He did his PhD work at the Council of Scientific and Industrial Research-Institute of Himalayan Bioresource Technology, Palampur and received his Doctorate in Plant Biotechnology in 2013 from Panjab University, Chandigarh, India. He was recruited by the Tea Research Foundation of Kenya as an Assistant Research Officer in 2000.

In 2007, he was appointed as Senior Research Officer, Geneticist and as Principle Research Officer in 2014. The main focus of his research is to apply molecular tools to develop climate compatible tea cultivars with improve yields, quality and suitability for product diversification. Another emphasis of his work is to bioprospect for genes/enzymes as well as understand the gene regulatory networks controlling major physiological and metabolic processes in tea adaptation.





James K. Langat -Human Resource Manager

James Kipkemoi Langatjoined Tea Research Foundation of Kenya (TRFK) in 2010 as a Principal Human Resource Management Officer. He previously worked as a Human Resource Manager at Van Den Berg, Naivasha, Human Resource Manager, Waridi Ltd, Athi River and Personnel Manager; Agricultural Development Corporation (ADC).

James holds an MA Degree in Manpower studies from London Management Centre, Polytechnic of Central London, United Kingdom (Present day University of Westminster) and Bachelor of Arts from University of Nairobi. He has experience of 28 years in the field of Human Resource Management.




Karl Wilson Nyabundi -Agronomist

Mr Karl Wilson Nyabundi joined the former Tea Research Foundation in December 2002 as a Field Advisory Officer. He previously worked with the Ministry of Agriculture as Lecturer at Bukura Agricultural College and then with Coffee Research Foundation of Kenya as an Agronomist.

Currently Mr. K. W. Nyabundi is an Agronomist in the Sustainable Ecosystem Management and Conservation Programme.

He has over 16 years’ experience in research with particular interest in field crop management systems and more than 6 years’ experience in Field Advisory. His current areas of interest include crop response to different environments and tea growing in marginal areas. He holds a Masters degree in Agronomy and a Bachelors degree in Agriculture, both from the University of Nairobi and is currently pursuing a PhD in Agronomy at Maseno University in Maseno Kenya.

In addition, Karl has several publications in the field of agriculture including but not limited to research papers and bulletin articles. He has over the years participated in several capacity building workshops and conferences.






Dr. Evelyn C.R. Cheramgoi-Entomologist

Dr. Evelyn C.R. Cheramgoi joined former Tea Research Foundation of Kenya as a Senior Research Officer in Plant Protection Department in February 2008.  Previously, she worked as an Agricultural Officer in the Ministry of Agriculture at Nairobi area and later at headquarter as a Senior Agricultural Officer where she worked in the projects monitoring and evaluation unit.  She has also worked in the Pest Control Products Board (PCPB) as a PCP registration offices coupled with inspector of PCPs premises. Currently, Dr. Evelyn is in charge of Integrated Pest and Disease (IPDM) section.

She holds BSc (Agriculture) and MSc (Crop Protection) degrees both from the University of Nairobi. She has submitted and successfully defended a thesis on D.Phil (Entomology), University of Eldoret. She has published widely and participated in many workshops and conferences. She is an active committee member of the Professional Trainers Association of Kenya (PTAK).






Joel Kiprop Langat – Chief Laboratory Technologist

Joel Kiprop Langat joined TRFK in May 1983 as a Research Assistant in Plant Protection Department.

He is currently the Chief Laboratory Technologist and holds Higher Diploma (1997) and Ordinary Diploma (1989) in Applied Biology, both from Kenya Polytechnic. Joel has over 20 years working experience in Plant Protection Department, and has published some papers and participated in several workshops/seminars.





Lilian Chebet Kerio- Biochemist

Lilian Chebet Kerio joined TRFK as an Assistant Research Officer in 2005.

She works in the Chemistry Department and has over 5 years’ experience in tea quality analysis as well as health aspects of tea. She holds an MSc in Biochemistry and a BSc degree from Egerton University.

She has trained on the use of High Performance Liquid Chromatograph (HPLC), Gas Chromatograph (GC) and UV-Vis Spectrophotometers. She has also worked on antioxidant activity of tea in vitro and in vivo and currently researching on anthocyanins in tea as part of her PhD thesis research.





Paul Chelule Rotich – Officer In Charge – Kangaita Centre

Paul Chelule Rotich joined Tea Research Foundation of Kenya in November 1994 as a Research Assistant in the Field Advisory Department, Kericho Hqs.

He is currently a Field Advisory Officer (East of Rift) and Acting Officer in Charge at TRFK Kangaita sub-station, Kirinyaga. He holds a Certificate in Agriculture, a Diploma in Agriculture from Bukura Agricultural College and a BSc degree in Agriculture, Extension, and Education from Egerton University.

He has over 15 years in the area of Technology transfer, Field Advisory and Extension services.






David Kipsang Marusoi –Estate Manager

David Kipsang Marusoi joined Tea Research Foundation of Kenya in August 1995 as the Farm Manager.

Previously he worked as an Assistant Agricultural Officer, Ministry of Agriculture; Field Officer, Nyayo Tea Zone Development Corporation (on secondment from MOA), and Farm Manager, Kenya Agricultural Research Institute (KARI). He holds a Diploma in Agricultural Engineering from Egerton University and Bachelors in Business Management.





Peter Wizula Shigali – Deputy Principal Clinical Officer

Peter Wizula Shigali joined TRFK as a Senior Clinical Officer, Paediatrics in charge of the medical department in October 2009.

Previously he was working with the Ministry of Health as a Clinical Officer, Pediatrics. He has over 15 years’ experience working in the Medical Sector.

Peter holds a higher diploma in clinical medicine and surgery, paediatrics and a diploma in clinical medicine and surgery and currently pursuing BSc in Clinical Medicine. He is a clinical instructor/facilitator in integrated Management of Childhood illnesses. He has certificate in the management and care of HIV/AIDS in both adults and paediatrics. He is also a mentor in HIV/AIDS management.





Dr. Simon Oduor Ochanda – Food Scientist

Dr. Simon Oduor Ochanda joint Tea Research Foundation of Kenya (TRFK) as food Scientist on the 31st of May 2010.He has worked as a Research Assistant in Jomo Kenyatta University of Agriculture and Technology (JKUAT) and a laboratory Analyst in Kapa Oil Refinery Ltd.

Ochanda’s Field of interest is in Product Development, Value addition to food biotechnology.

He holds a diploma in Food Science and Technology (MPUC), BSC, Food science and post-harvest Technology (JKUAT), Msc, Food Science and Technology (JKUAT) and PhD, Egerton University.