Au Sable Institute of Environmental Studies provides university-level courses with transferable credits to over 50 colleges and universities, the framework and services for sustainable community-building, environmental education and restoration for school children and adults, facilities for community and environmental organizations, community and regional conferences and retreats, and outreach services.

The mission of Au Sable Institute is the integration of knowledge of the Creation with biblical principles for the purpose of bringing the Christian community and the general public to a better understanding of the Creator and the stewardship of God's Creation. All of its programs and activities are structured to allow, and are conducted for, promotion of Christian environmental stewardship. This includes persistent dedication to exemplary Christian stewardship in its planning, operations, programs, and outreach.