Our Team

Expertise & Leadership

Meet the minds driving regional development

Artemis is powered by a multidisciplinary consortium of professionals with decades of experience in public health systems, health economics, PFM, and climate adaptation.

Martin Riungu

Group Managing Director, Artemis Outsourcing

PhD. Health Care Financing (UoN), Masters in Finance, Bachelor of Commerce (UoN)

Extensive experience in health care financing, PFM, and institutional strengthening across East Africa.

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Mercy Willy

Group Chief Executive Officer

MSc. Health Economics and Health Policy, BCom. (UoN)

Leadership in health economics and policy, with deep experience in Kenya's health systems.

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Okungu Vincent

Senior Advisor (Health Financing/Costing)

MPH and PhD in Health Economics (University of Cape Town), BA Economics (UoN)

Senior expertise in health financing, costing, and economic evaluation.

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Nicholas Mwenda

Advisor (Health Financing - Policy)

MSc Health Economics and Health Policy (University of Birmingham), MBA Healthcare Management (Strathmore), Bachelor of Pharmacy (UoN)

Health financing policy advisory and healthcare management in public and private sectors.

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Lizah Nyawira

Health Economist | Specialist in Health Financing and Policy

Master of Science in Health Economics and Health Policy and Bachelor of Dental Surgery, University of Nairobi; Young African Leadership Initiative (YALI) Fellow.

Over 13 years of experience in health financing, policy development, and strengthening public health systems in Kenya and internationally, with a focus on UHC reforms, efficiency analysis, economic evaluations, strategic purchasing, benefit package design, provider payment mechanisms, and health technologies assessment.

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Valerian Mwenda

Senior Advisor (Primary Health Systems)

PhD Health Sciences (Ghent University), MSc Field Epidemiology (Moi), MBChB (UoN)

Decades of experience in primary health systems, epidemiology, and health systems strengthening.

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Bilali Yusuf Mazoya

Advisor (Primary Health Systems – Public Sector)

MSc. Public Health (UoN), Bachelor of Pharmacy (UoN)

Public sector primary health systems and pharmaceutical systems.

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Michael Gone

Senior Advisor (Primary Health Systems – Private Sector and Health Insurance)

MBA Healthcare Management (Strathmore), MBChB (UoN)

Private sector health systems, health insurance, and healthcare management.

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Gikere Samuel

Advisor (Primary Health Systems – Private Sector and Health Insurance)

MSc Health Economics and Health Policy (University of Birmingham), MBChB (UoN)

Health economics and primary health systems in public and private sectors.

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Robert Osir

Senior Advisor (MEL and Digital Health & Data Systems)

MSc. Public Health – M/E, BSc. Health Systems Management

Monitoring, evaluation, and digital health systems across health and development programs.

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Cosmas Gitonga

Advisor (IT systems and Infrastructure)

M.Sc. Data Science and Analytics, BSc. Com.

IT systems, data infrastructure, and analytics for health and development.

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Meshack Achola

Senior Advisor (Health Advocacy and Health Communication)

Bachelor of Technology in Design – Interactive & digital media

Health advocacy, communication, and digital media for behavior change.

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Loise Nganga, PhD.

PhD Researcher

PhD (Sheffield, UK), MSc (Duke, USA), BSc (Moi)

Research in health and development; multidisciplinary policy research.

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Valerian Mwenda, PhD.

Medical Epidemiologist

MBChB (UoN), MSc (Moi), PhD (Ghent, Belgium)

Medical epidemiology and health systems research.

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Martin Mwangi

Medical Epidemiologist

MBChB (Moi), M.Sc. Field Epidemiology (Moi)

Field epidemiology and public health practice.

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Samuel Gikere

Health Economist

MBChB (UoN), MSc HE/HP (Birmingham, UK)

Health economics and health policy advisory.

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Mercy Willy

Health Economist

BCom Finance, MSc. HE/HP, CPA (K)

Health economics, finance, and policy.

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Lucía Raquel Corball PhD.

Health Policy Expert

MSc HE/HP & Law (Erasmus), MSc Mgt (ESSEC), MA Medicine (UNC, Argentina)

Health policy, law, and health systems across multiple regions.

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Martin Riungu, PhD

PFM expert | HSS specialist

PhD Finance, MSc Finance (UoN), BCom, CPA (K), CISA

Public financial management and health systems strengthening.

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Nicholas Mwenda

Health Economist

B.Pharm. (UoN), MSc HE/HP (UK), MBA-HCM (SBS)

Health economics and healthcare management.

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The professional experts in the consortium have extensive experience in their respective fields of specialization and work under the Group's keen management approach supervision, and guidance.