SEEK’s clients and partners include multilateral organizations, public-private partnerships, government development agencies, foundations, international NGOs, civil society, product development partnerships, think tanks, academia and the private sector.

SEEK's clients include:

• Aeras
• Africa Progress Panel
• Bill & Melinda Gates Foundation
• BMZ (Federal Ministry for Economic Cooperation and Development)
• Brot für die Welt
• Chatham House
• Clinton Health Access Initiative (CHAI)
• Lancet Commission on Investing in Health
• UK Department for International Development (DFID)
• Drugs for Neglected Diseases Initiative (DNDi)
• DSW (Deutsche Stiftung Weltbevoelkerung)
• Duke University/Duke Global Health Institute (Center for Policy Impact in Global Health)
• European Advocacy Coalition on Global Health Research & Development (EACH)
• Evangelischer Entwicklungsdienst (EED)
• Family Planning 2020 (FP2020)               
• Gavi, the Vaccine Alliance
• GIZ (German Agency for International Cooperation)
• Global Agriculture and Food Security Program (GAFSP)
• Global Financing Facility (World Bank)
• Global Fund to Fight AIDS, Tuberculosis and Malaria
• Global Partnership for Education (GPE)
• International Commission on Financing Global Education Opportunity (The Education Commission)
• International Rescue Committee (IRC)
• International AIDS Vaccine Alliance (IAVI)
• Malaria No More
• Norad
• Oxfam
• Plan International Germany
• Partnership for Maternal, Newborn and Child Health (PMNCH)
• Save the Children Germany
• SheDecides
• Swiss Agency for Development Cooperation (SDC)
• TB Alliance
• University of California at San Francisco/Global Health Group (E2Pi)
• United Nations Joint Agencies on AIDS (UNAIDS)
• United Nations Population Fund (UNFPA)
• UN Global Compact
• UHC2030
• World Health Organization (WHO)