SubSource is the substitute staffing program offered by ESI, designed to support school districts facing teacher and staff shortages. ESI actively recruits certified and classified substitutes and works closely with each district to understand their specific needs, making it easier to recruit, hire, and retain high-quality substitute educators.

How SubSource Helps Schools
Actively recruits substitute teachers and support staff to increase the pool of available subs.
Partners with districts to tailor substitute staffing based on unique district needs.
Increases fill rates so learning can continue uninterrupted.
Manages the administrative tasks involved in employing substitutes.
Enables districts to focus on core educational priorities instead of substitute staffing.
Key Features of SubSource
Hiring and onboarding handled by ESI, reducing administrative burden.
Payroll, paid sick time tracking, and benefits eligibility managed by ESI for all substitute staff.
All HR functions, including employee relations, managed centrally by ESI on behalf of the district.
Substitutes have more opportunity to work through ESI.
Direct support for substitutes, including assistance with employment questions, pay, and professional development.