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WHO we are

We are a women-led boutique consulting firm with in-country experience in health systems strengthening, private sector engagement, and sexual and reproductive health programming.

We are a global, virtual team, registered in Kenya and Scotland.

We are a core team of 8, and we work with a bench of expert consultants to deliver effectively for clients.

We work at the intersection of SRHR, market systems, consumer behavior and private sector engagement.

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Meet the team


Nikki Charman

Partner | Scotland

Nikki has 27 years of experience in health delivery in lower and middle-income countries, with a focus on private sector engagement, market system development, and consumer and provider behavior change. Prior to joining Impact for Health, Nikki enjoyed a long period working for Population Services International (PSI), both at the country level (implementing interventions to improve health delivery through networks of private providers in Pakistan, Nepal, Myanmar and Kenya) as well as part of global advisory teams based out of Nairobi and Washington DC. More recently, while Vice President Marketing, Nikki led the launch and roll out of an innovative program design process (Keystone Design Framework) for use across the PSI Network of over 50 country programs, in order to develop improved intervention investment cases that are underpinned by systems thinking, behavioral theory and human-centered design. Prior to PSI, Nikki worked for Marie Stopes International, both at the country level and global level on planning, strategic facilitation and performance improvement.

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Katherine Jennings

Senior Associate | Canada

Katherine supports client initiatives through rigorous data collection, analysis and communication. Previously, Katherine worked as a policy analyst at Health Canada where she aimed to develop a policy framework outlining how vulnerable populations can be better considered in the chemicals risk assessment and management process in Canada. As part of this project, Katherine was responsible for conducting an international survey on OECD countries as well as a review of international environmental health policy. Katherine holds a BSc in Biomedical Sciences from the University of Ottawa and a MSc in Public Health from
McGill University.


Jaitra Sathyandran

Associate | Canada

Jaitra is a public health professional and former service provider. She is passionate about action on the social determinants of health to advance equity and has worked with various community, government and global stakeholders in Canada and internationally. Previously, Jaitra worked as a Consultant and Technical Officer for the WHO Regional Office for the Western Pacific, in Manila, Philippines supporting country offices on applying a gender and health equity lens to their work. Prior to this, she worked as a Public Health Intern with the Ministry of Health in the Northern Province of Sri Lanka. Jaitra has also worked in service design research to improve hospital wayfinding, and has worked on supporting migrants and refugees in Toronto, Canada, to access social and health services. Jaitra hold a BHSc in Health Studies from Western University and a MPH with a Specialization in Health Promotion and Social Behavioural Sciences from the Dalla Lana School of Public Health, at the University of Toronto.


Andrea Cutherell

Partner | Kenya

Andrea is an experienced strategist, facilitator, and global health technical leader with a focus on market systems approaches to improve health outcomes. She brings over 15 years of experience leading complex initiatives; managing teams; and providing technical assistance in sexual and reproductive health (SRH), maternal and child health, nutrition, malaria, HIV, private sector engagement, and health systems strengthening. She has extensive in-country experience in 13 countries across South Asia and Sub-Saharan Africa. A skilled coalition builder, Andrea established and grew the Evidence and Learning Working Group (ELWG) of the Self Care Trailblazer Group. A rigorous and creative thinker and communicator, she led Population Services International’s thought leadership initiative to improve its use of evidence and experience to influence global health policy and practice. Andrea holds a Master of Health Science from the Johns Hopkins University Bloomberg School of Public Health and served on faculty with them in Afghanistan where she co-designed the country’s first national HIV/AIDS surveillance system.

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Justine Fisher

Lead Information Designer | Canada

Justine supports Impact for Health in our quest to make technical information visually comprehensive. She holds a degree in graphic design at the Ontario College of Art & Design University in Toronto, during which she was given the opportunity to explore animation, packaging design, wayfinding systems, and more. Her thesis was an 8-month exploration into mental health, cognitive behaviors and emotional processing, which is collectively known as “Emotional Architecture”. Through this work she uncovered a passion for combining health and information design, which is what makes her so well-positioned to foster efficient and effective understanding of what we do here at Impact for Health.

Expert Consultants

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Gabrielle Appleford

Gabrielle Appleford has over twenty years of experience in humanitarian and development programs. She has specific subject experience in health financing, sexual and reproductive health/family planning, community and health systems strengthening, private sector engagement, and monitoring, learning and evaluation (MLE). She possesses strong management, leadership, creative and analytical skills and has employed these in a wide range of organizational contexts.

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Sarah Gibson

Sarah Gibson is a results-oriented, global health practitioner with over 18 years of experience in striving to improve health. A skilled communicator, highly effective at: Strategy development and planning; Project design, implementation and evaluation; Consumer and social behavior change; Private sector engagement; Facilitation and workshop development; Organizational change management and capacity building; and Leadership alignment, mentorship and coaching talent.  Sarah has extensive experience across sub-Saharan Africa and has served as a USAID Chief of Party, and Country Director and Senior Country Director with Population Services International in Malawi and Tanzania, respectively. Sarah holds a Master of Public Health from Johns Hopkins Bloomberg School of Public Health and was awarded the Top Thesis Award for Health Communication by the International Communication Association on graduating.

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Victory Musuviwa

Analyst | Kenya

Victory is a core team member at the forefront of the development of the SkillUp Program. She is a Public Health Officer with experience in public health communication, community health, and research. Before joining Impact for Health, Victory was involved in Covid-19 response initiatives where she handled patient vaccination data and researched vaccination hesitancy for CIHEB-Kenya. She is also a lecturer at Kenya Medical Training College. Victory holds a BSc in Public Health from Jomo Kenyatta University of Agriculture and Technology and is pursuing a MSc in International Public Health at Liverpool John Moores University. 


Sarah Bury

Senior Associate | Kenya

Sarah is an experienced medical professional with a background in clinical medicine and global health. As a Senior Associate at IHI, she excels as a strategic facilitator and possesses subject matter expertise in primary healthcare and health systems strengthening. Prior to joining IHI, Sarah served as the Medical Director for a Kenyan NGO, overseeing service delivery, health programs, and strategic planning for the organization.
Her background as a medical doctor is complemented by academic achievements, including a Diploma in Tropical Medicine from the London School of Tropical Medicine, post-graduate specialization exams for the Royal College of Anaesthetists in the UK, and her ongoing pursuit of a master's in Public Health at King’s College London. Sarah also has valuable experience in health research in Sub-Saharan Africa and during her time in the National Health Service in the UK, she served as a Health Innovation Fellow.

Our Alumni

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Cynthia Eldridge

Project Director

Chemonics International


Fiddies Maina

Graphic Designer



Lois King

PhD Student

Edinburgh University

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Claire Gapare

Research Coordinator

St. Michael's Hospital

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Miraal Mavalvala


Optimus SPR


Beatrice Wango

Innovation Director



Mara Hansen Staples


Salient Advisory

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Samantha Horrocks

Senior Program Manager

Salient Advisory


Kariane St-Denis

Independent Consultant



Joel Klinton

Project Manager

McGill University Health Centre

Learn about what we do

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