Solthis Solidarité Thérapeutique et Initiatives pour la Santé

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Head Office Transversal Team

Executive Direction
Dr. Louis PIZARRO, Chief Executive Officer. Doctor of the Faculty of Medicine Cochin Port-Royal (Paris V, 1992-1999), he also holds a Master of Science-Policy and International Relations (Sciences Po Paris in 2004). He served as Head of Mission in Niger for 2 years before joining the headquarters as Chief Executive Officer in 2006.
Development Department
sophie calmettesSophie CALMETTES, Development Director. Graduated from ESSEC, she also holds a Master in Public health from the London School of Hygiene and Tropical Medicine. She spent three years on the field with Action against Hunger as a Responsible administration-finance. She then spent four years as Head of microfinance programs and peasant economy for Latin America, in Group Development. She joined Solthis late 2007 as the Director of Operations in charge of coordination, monitoring and programmes’ evaluation and to develop the research of funding. .
caroline gallaisCaroline GALLAIS, Project Development Manager. Caroline graduated from Sciences-Po Paris. During a gap year, she worked for Solthis. After 6 months of training at headquarters in the lead, she attended for a year the Head of Mission in Niger, among others on the Niger program evaluation, and drafting of requests from the Global Fund. In August 2011, she has assumed the position of responsible for relations Donors and institutional funding.
Programs Department
Guillaume bretonDr Guillaume BRETON, Scientific Director.  Holding a medical degree, a Diploma in Internal Medicine, in infectious diseases and a Master on communicable and tropical diseases, he was clinical fellow at the Infectious and Tropical Diseases' Department of the Bichat Hospital in Paris. Since 2004, he is a hospital consultant in the Department of Internal Medicine and Clinical Immunology at the Pitié-Salpêtrière hospital in Paris. Former member of Solthis' Board, Guillaume was particularly invested on HIV / AIDS and tuberculosis issues and has already conducted several field missions in particular in sub-Saharan Africa. He has joined us in november 2015 to develop our scientific research activity in connection with the field teams and partners.


etienne guillardEtienne GUILLARD, Health Systems and Services Strengthening Director. After a clerkship in Pharmacy at the Pitie-Salpetriere hospital in 2000, he completed the Master in Environmental Research Health. After becoming a specialist in humanitarian pharmacy, he left in 2004 for Haiti and then Ecuador with Pharmacy and Humanitarian Aid. Two years later, his career took him to hospital pharmacy in France, where he specialized in HIV / AIDS. He joined Solthis late 2007 as a Pharmacy manager. Since 2015 he runs the Health systems and services strenghtening department.
sophie ouvrard 2Sophie OUVRARD, Pharmacy and Laboratory Project Manager.Graduated in Pharmacy with a specialization in medical management at ESCP-EAP in 2002, she firstly worked in clinical development. In 2009, she joined Solthis as Phamacy Manager in Niger. In 2011, she joined the headquarters to work on pharmaceutical activities in Niger and Sierra Leone and  on projects about laboratories activities. In 2015, she became Pharmacy Manager.
Céline BAYAC, Health Promotion Manager. Graduated from ISPED in Engineering of Health Actions and Health Promotion, she also holds a master’s degree in Social and Cultural Anthropology, and she's specialized in community health and local development capacity building. She worked on the associative mobilization of PLHIV in Guadeloupe, she was project coordinator and consultant of projects on specific health issues such as HIV and HVC or on global health and health promotion. She has a background in guidance and technical support for populations, institutions and healthcare and social workers. She joined Solthis in 2016.
Mélanie VION, Civil Society Partnership Officer. Specialized in African studies and international cooperation at Paris I Pantheon Sorbonne and Columbia University. She has worked with Médecins du Monde and several community structures on promoting the health and rights of sex workers, as well as refugee populations. Working towards a holistic approach to health that takes into account the intersection of vulnerable situations experienced by people (health, social, legal) is at the heart of her approach. During her experiences, she was particularly involved in advocacy and advocacy against gender and status-related violence. She joined Solthis in 2018.
    Léa MERILLON, Convention Programme and Monitoring Officer. She graduated from the University of Paris I Panthéon-Sorbonne in International Relations & Action Abroad, and European Studies & International Relations in 2013. Then, she worked for more than 4 years in the field in different countries with Catholic Relief Services (CRS) and Danish Refugee Council (DRC), mainly in emergency and rehabilitation contexts. She was in charge of monitoring and evaluation in the Philippines, Nepal, Haiti and Iran, and project manager in Guinea as part of the Ebola outbreak. In April 2019, she joined Solthis as Convention Programme and Monitoring Officer.
Administrative and Financial Department
 Alexandra LEVY, Chief Financial Officer.  Graduated from Paris-Dauphine University and expert accountant , she worked as a financial auditor and consultant at PwC, mainly with associations, foundations and public organizations in the health and social protection sector. She completed this field experience with the NGO InterAide as a health micro insurance program manager in India for two years. She joined Solthis in 2018.
 David CACHET, Administrative and Financial Coordinator for Guinea, Sierra Leone and Côte d’Ivoire. Holder of a general engineering degree, he worked for 10 years in the oil and gas sector in Angola, the United Kingdom, France and Japan, before moving into humanitarian work in 2017. Then, he followed a training as HR and Finance Manager at Bioforce, then went on a one-year mission to Cameroon to coordinate the launch of an e-waste recycling project. He joined Solthis in April 2019 as Administrative and Financial Coordinator for Guinea, Sierra Leone and Côte d’Ivoire.
photo gwenaelle 3Gwenaelle MONTABROUD, Administrative and Financial Coordinator for Mali and Niger. Gwenaelle holds a Master 2 degree in MBA from IAE Caen (Institute of Business Administration in Caen) and another degree in Logisticien de la Solidarité Internationale from Institut Bioforce.

She spent 10 years working in the field as administrative, financial, human resources and logistic manager for different humanitarian organisations in Asia and Africa. She joined Solthis in 2017 as the administrative and financial coordinator for Mali and Niger.

Communication Department
Rachel DOMENACH, Head of communications and fundraising. Graduated from Sciences Po Paris (School of Journalism), she worked in associative structures and in a communications agency where she was in charge of institutional budgets (Ministry of Finance) and then joined Alstom Group (institutional relations). This experience in both public and private sectors has then led her to work on issues of philanthropy and fundraising. She joined Solthis in January 2014 to support internal and external communications.
Jasmine IRAKOZE, Communications and fundraising officer. Graduated in strategy and communication policy from Bordeaux Montaigne University (ISIC), she joined Solthis communication department as an intern in 2016 before working as a marketing and communication assistant for CAMECA (designer and global supplier in metrological and micro analytics solutions). Since February 2017, Jasmine works as a communication and fundraising officer at Solthis, mainly in charge of Solthis projects communication.

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