https://www.aesa.us/annualconference/
The Association of Educational Service Agencies (AESA) is a professional organization serving educational service agencies (ESAs) in 45 states; there are 553 agencies nationwide. AESA is in the position to reach well over 80% of the public school districts, over 83% of the private schools, over 80% certified teachers, and more than 80% non-certified school employees, and well over 80% public and private school students. Annual budgets for ESAs total approximately $15 billion. AESA’s membership is agency wide and includes all ESA employees and board members.