The following school districts participated in the ECTC:

2011 – 2012 Cohort

• Akron Public Schools
• Dublin City Schools
• Fairfield City Schools
• Hilliard City Schools
• Sycamore Community Schools

2010 – 2011 Cohort

• Dublin City Schools
• Lakota Local Schools
• Licking Heights Local Schools
• Olentangy Local Schools
• South-Western City Schools
• Wauseon Exempted Village Schools

2009 – 2010 Cohort

• Dayton Public Schools
• Hilliard City Schools
• Huber Heights City Schools
• Tipp City Exempted Village Schools
• West Carrollton City Schools
• Whitehall City Schools

2008 – 2009 Cohort

• Copley-Fairlawn City Schools
• Findlay City Schools
• Fostoria Community Schools
• New Albany – Plain Local Schools
• Pickerington Local Schools
• Reynoldsburg City Schools

2007 – 2008 Cohort

• Fremont City Schools
• Hilliard City Schools
• South-Western City Schools
• Westerville City Schools
• Whitehall City Schools