The Authority Board is the governing body of SHAES and is made up of representatives from South Haven City, South Haven Township, Casco Township, and Geneva Township. The board holds monthly public meetings.

Authority Board Members Chairman: Ross Stein, South Haven Township Vice-Chairman: Allan Overhiser, Casco Township Secretary-Treasurer: Nancy Whaley, Geneva Township Administrator: Kate Hosier, City of South Haven Member: Annie Brown, City of South Haven