Ibrahim manages Gradian’s broad portfolio of activities in Tanzania, including customer service, training, and monitoring and evaluation. As Gradian’s lead in-country staff member, he works closely to cultivate relationships with Gradian’s key stakeholders.

Ibrahim brings nearly a decade of experience working in multi-stakeholder engagement and operations. Before joining Gradian he worked on project development with the UN Global Program office in Tanzania and Geneva, Switzerland. Through his earlier work with the International Development Consultancy, Ibrahim worked with policymakers, community leaders and federal ministries to implement various development programs in Tanzania.

In 2016 Ibrahim was selected to be a member of the “Next Generation of Global Leaders” by Japan’s Cabinet Office (Ministry of Foreign Affairs).

Ibrahim holds a bachelor’s degree in Sociology from the University of Dodoma and a Postgraduate diploma in Management of Foreign Relations and Diplomacy from the Centre for Foreign Relations in Dar es Salaam.

Rati Godara Bishnoi leads Gradian’s communications and helps share the organization’s story of growth. In the role, Rati manages a wide portfolio of communications activities ranging from engaging key audiences to developing content and advocacy efforts.

Rati has more than 10 years of communications, editorial, and product and project management experience creating value at the intersection of innovation, technology, and social impact. Rati has specialized in advancing the understanding of global and US health issues, first as an editor with the healthcare consulting firm the Advisory Board Company and then focusing on reproductive health and rights and gender equality issues with organizations such as Women Deliver and the UN Foundation. At Women Deliver, Rati helped launch Catapult.org, a crowdfunding platform dedicated to raising funds for programs supporting girls and women, and, at the UN Foundation's Family Planning 2020 initiative, she product managed the global partnership’s websites and developed online learning opportunities to deepen understanding on contraceptive issues.

Most recently, Rati managed the development and production of all research products at social science research institute Data & Society and conducted media workshops for reporters covering how data-centric technologies such as automation and AI are changing our world. Rati has a Masters of Public Administration in International Policy and Management from New York University's Wagner School of Public Service and a Bachelors of Arts in English Literature from George Washington University.

David leads Gradian’s after-sales operations across our markets, overseeing maintenance, service, and evaluation of our products in the field. Drawing on insights from this work, he also supports business development and distributor management in Gradian’s more mature markets.

Prior to Gradian, David spent 10 years in global public health, with a focus on research design, program management, and monitoring and evaluation. Most recently, he consulted for multinational pharmaceutical companies to support maternal health and non-communicable disease initiatives in Asia, Latin America, sub-Saharan Africa, and the Middle East.

David has lived and worked in both India and Tanzania. He holds an MPH from Columbia University’s Mailman School of Public Health and a BA in Global Studies from the University of California, Los Angeles (UCLA).

Ngajimah Hashim is the Operations Coordinator in Gradian Health Systems Tanzania office. In the role, Ngajimah plays an important role in supporting the overall operations of training, customer care, and the monitoring and evaluation of Gradian programs.

Ngajimah holds a bachelor’s degree in Sociology from the University of Dar-es-Salaam. Prior to joining Gradian, he served in various roles in the health and education sector, including as a public health officer.

Derick is Gradian's Senior Biomedical Engineer based in Nairobi. He works closely with Gradian-certified field technicians from across the globe to train, guide, and offer event-specific support on the installation, repair, and preventive maintenance of Gradian equipment.

Derick has worked with Gradian since 2013, initially as an independent biomedical engineer consultant. Prior to joining Gradian, he spent time in Uganda as a hospital technician with International Hospital Kampala, a field service engineer with Faram EA Africa-Uganda, and a biomedical engineering consultant with Critical Care Solutions Uganda.

Derick hold a diploma in Biomedical Engineering from Technical University of Mombasa and is currently undertaking a bachelor’s degree in biomedical engineering.

As Director of Strategy, Riti oversees distributor management in existing and new markets, for which she leads growth, training, and after-sales customer service in markets across East and West Africa.

Riti's prior experience spans strategy consulting, impact investing, and social enterprise. She spent several years with the Monitor Group in India and was a member of the Monitor Inclusive Markets practice during her stint there. While in business school, she worked on sourcing, due diligence, and deal execution as part of the healthcare portfolio team at Acumen. Most recently, she worked with the Emerging Markets team at BioLite, where her responsibilities included market strategy and scaling operations in East Africa.

Riti holds an MBA from the Wharton School, University of Pennsylvania, an M.A. in Economics from the University of Cambridge, and a B.A. in Economics from Delhi University.

Passionate for driving social impact through sales, Nishitha leads Gradian’s sales across existing and new markets. Based in Tanzania, he is responsible for building key markets for Gradian’s products by managing activities such as sales, marketing, distribution and technical services.

Nishitha joined Gradian after 7 years leading Artemis Life Sciences’ medical device business across Africa, most recently as the principal of Kas Medics, Ltd. Prior to this, he served various sales and management roles in the pharmaceutical industry in India, with companies such as Biocon, Ranbaxy and Sun Pharma.

Nishitha received a BSc degree from Agra University and a master’s in business management from Sikkim Manipal University.

As Finance and Service Associate based in Nairobi, Magdalena is part of Gradian's operations team. She both manages the office's finances and communicates with customers, distributors, and service technicians in supplying spare parts and maintenance support for Gradian’s products.

Prior to joining Gradian, Magdalena spent several years in project administration and monitoring and evaluation. She worked for multiple NGOs and a development consulting firm in Kenya, with a particular focus on projects in the finance sector.

Magdalena has a Bachelor of Arts degree with a Major in Economics from the University of Nairobi, and is currently pursuing her Masters in International Relations (Development Studies).

As Gradian’s Training and Evaluation Manager, Hannah ensures that Gradian’s work is responsive to feedback from the field—and that both our operations and impact are measured effectively. By figuring out the most appropriate questions to ask our trainers, technicians, and users, and then what’s needed to get the answers, Hannah helps Gradian continually learn from what we’ve done in the past and adapt to the needs of the populations we serve.

Hannah has been working in global health for nearly a decade, pursuing a lifelong desire to close the gap in access to healthcare. Before coming to Gradian, she spent eight years living in Tanzania implementing data-driven programs related to sustainable development and displacement. She helped run several community health awareness projects, and led a team at Civicus to develop on online capacity building program for data collection.

Hannah received a B.A. in Public Health and African Studies from NYU. She graduated with her Master’s in Public Health from Tulane, where she studied program design and implementation specializing in HIV/AIDS.

As Technical Services Manager based in Nairobi, Kenya, Kenneth manages Gradian’s field service needs across the African continent. In this role, he works closely with Gradian’s network of biomedical technicians and engineers to support them with product training, service responses, and the technical understanding of Gradian’s products.

Prior to joining Gradian, Kenneth spent 11 years at Joint Medical Stores (JMS), a medical device distribution company in Kampala, Uganda, as their senior biomedical service engineer. Through JMS’s work distributing Gradian’s UAM, Kenneth became one of the world’s experts on the installation, maintenance, and servicing of the UAM and now brings that expertise to all of Gradian’s customers.

Kenneth holds a higher diploma in biomedical engineering and a certificate in anesthesia and x-ray equipment from the Mombasa Polytechnic University College in Kenya.

Cullen serves as Gradian’s in-house technical lead, overseeing our products' development, marketing, and technical support from factory to facility.

Before joining the Gradian team, Cullen worked to develop a number of novel medical devices and procedures, both in academia and in industry. He also has experience in international development, having helped start a hardware company in Ghana that creates food-processing tools for female entrepreneurs.

Cullen holds a BS in Mechanical Engineering from Olin College of Engineering.

As Chief Executive Officer, Lina directs Gradian Health Systems’ business and strategic development, applying experience from more than 7 years in various leadership positions at Gradian and before then in the financial industry. Most recently, Lina served as Gradian’s Chief Operating Officer and focused on developing existing and new country markets, building local distribution networks, managing product sales, and overseeing training activities.

Lina’s career spans the global health and financial sectors. She spent several years working in JP Morgan Chase’s nonprofit/healthcare group and, more recently, consulted for several companies in the fields of diagnostics and maternal health, specifically focused on products designed for low-resource settings.

Lina has an MBA from the MIT Sloan School of Management and a BA in Journalism and Mass Communications from New York University.

As a member of the Market Strategy team, Sofia focuses on Gradian’s growth in existing markets and expansion into new markets, building and managing relationships with distributors, customers and end-users and assisting with the development and implementation of its product and training offerings.

Prior to Gradian, Sofia worked at USAID’s Center for Innovation and Impact, where she managed the Saving Lives at Birth Grand Challenge and supported the development, introduction, and scale up of a portfolio of 100+ tools and approaches to address maternal and newborn health challenges. She has also worked on youth programs and communications at Rise Up at the Public Health Institute and Girl Up at the UN Foundation.

Sofia holds a BA in Cultural Anthropology and Global Health with a concentration in adolescent health from Duke University.