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About Us



Established in 2013, Ohio Substitute Teacher Services (OSTS), formally North Coast Shared Services Alliance, provides school districts in Ohio with quality substitute teachers. We are a collaboration of the Educational Service Centers of Lorain County, Medina County, and Northeast Ohio. Ohio Substitute Teacher Services expands into Southeast Ohio where our ESC of East Central Ohio partner and affiliate partner the ESC of Columbiana County, provide substitute services to school districts in their respective areas.  

OSTS partners provide the following substitute management services:
- Recruitment and Screening
- Compliancesubstitute teacher with students
- Training
- Schedule Management
- State Teachers Retirement System (STRS) Management Services
- Payroll Services and Risk Management

Ohio Substitute Teacher Services represents approximately 50 school districts in 12 counties including Cuyahoga, Lake, Lorain, Medina, and Summit in Northeast Ohio and Belmont, Columbiana, Coshocton, Guernsey, Harrison, Jefferson, and Tuscarawas in Southern Ohio.

OUR MISSION IS SIMPLE:  To place substitute teachers in classrooms who provide consistent delivery of quality instruction in a safe and productive learning environment during the absence of a regular classroom teacher.


Please contact us at [email protected] to speak to a representative and learn how we can help your district.