Case Management System (CMS) Development Assistance Database (DAD) Synergy International Systems, Inc. (SIS) is an information technology and consulting company based in Washington, D.C. that provides web-based software to international development agencies, country governments, NGOs and private sector partners.

Their key products are focused on monitoring and evaluation (M&E),[citation needed] national development effectiveness,[1] aid management,[2] judicial system modernization,[3] social protection,[4] public financial management,[5] disaster relief and reconstruction,[6] environment,[7] education, and public health.

Synergy has developed management information systems for public and private sector clients in 65 countries.

The system, later on, was developed for the newly independent states of the former Soviet Union, including Armenia, Georgia, Kazakhstan, Kyrgyzstan, Turkmenistan, Ukraine, and Tajikistan.

[11] The overall clients include international government ministries and development partners, with a geographical coverage that includes countries in Africa, Asia-Pacific, Australia, the Caribbean, Central America, Europe, and the Middle East.