The core activity of Thomas Gass' company is to advise and support organizations in the areas of development cooperation, public health, and organizational development. Specifically, this includes: Consulting and support in planning, monitoring, and evaluating projects and programs; Developing partnership models and supporting the institutional development of partner organizations; Providing technical expertise in public health issues, particularly in the areas of health promotion, prevention, and treatment of HIV/AIDS and other infectious diseases; Supporting the introduction of knowledge management systems and the development of indicators for monitoring and evaluating projects and programs.