About PSI

As leaders in the education staffing space since 2000, ESS specializes in placing qualified staff in daily, long-term, and permanent K-12 school district positions including substitute teachers, school aides, and other school support staff. With more than 900 school district partners throughout the US, ESS supports the education of more than 5.5 million students every day. ESS assumes the responsibilities of recruiting, credentialing, training, managing, and evaluating school districts’ substitute teachers, substitute paraprofessionals, and substitute support staff. We improve operational efficiency, enhance student productivity, and deliver ample cost savings. ESS employs thousands of talented educators and provides them with specialized training and ongoing professional development opportunities. We offer health insurance and 401(k) plans and advocate for our employees who are seeking full-time careers in education. We recruit, train, and manage qualified substitute personnel to help school districts refocus their resources, time, and capital so they can concentrate on their core objective: ensuring students receive the highest quality of education each and every day.