SITOA is the family office of Daniela and Heiko Bonn.

Their common motivation is the question of how we and following generations will live in the future. The two entrepreneurs implement the answer to this question in their projects with vision and courage

As a holding company, SITOA GmbH acts as an active asset manager acquiring and managing investments with a focus on sustainability, healthcare, sports and education.

The operational focus is on the development and realization of future-oriented social infrastructure properties through SITOA development, stab2 Architekten und Ingenieure und fenixx Bau. The real estate projects are certified by DGNB (Deutsche Gesellschaft für Nachhaltiges Bauen) in order to meet highest sustainability standards.

Other investments in the area of sustainability include
beispielsweise GLOBAL CLIMATE and a regional local heating network.