Rosentreter Foundation Limited is a registered Australian charity dedicated to preserving and sharing family histories, particularly focusing on the Rosentreter lineage across Eastern Europe. Founded by a team of passionate individuals, the foundation aims to connect descendants and celebrate their heritage through various projects and initiatives. Key figures include Managing Director Roger Rosentreter, a dedicated historian and photographer, along with Non-Executive Directors Ralph Schwarz and Tatiana Iakovleva, each bringing unique experiences from geoscience and accounting to cultural liaison in Eastern Europe.

The foundation provides resources such as family trees, historical research, and opportunities for engagement, including donation options via bank transfer and PayPal. Located in Cessnock, NSW, the foundation fosters a sense of community through its outreach and storytelling efforts, ensuring that the rich tapestry of the Rosentreter family legacy is preserved for future generations. Through projects, blogs, and a closed Facebook group, the Rosentreter Foundation actively encourages donations to support its vital work in heritage preservation.