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"We have had an excellent experience working with ESI. Their communication is consistently clear, timely, and professional. No matter the situation, whether it's a minor question or a more significant challenge, their team is always available to assist and provide valuable guidance. Their level of customer service and support is truly exceptional."

"ESI has been one of my greatest supporters since becoming the substitute coordinator here at the Lake Havasu Unified School District 5 years ago. To this day, ESI continues to help me every way they can. When I reach out for help, ESI responds right away and if they don’t have an answer ESI will research and get back to me. I know I can call someone and together we can come up with a plan. I’m never left alone to figure it all by myself. Everyone I have worked with has always been very nice, attentive, and always ready to help. I truly appreciate them for all their hard work they do for us here, ESI genuinely cares about supporting both our schools and substitutes, they are a great partner to our district."

"ESI has truly mastered the art of client partnership. Not only is their team exceptionally quick to respond, but their well-designed processes make working together efficient, productive, and stress-free."

"We are incredibly grateful for our partnership with ESI and the amazing support they have provided over the years. Their team is consistently friendly, responsive, and a pleasure to work with. The guest teachers they provide are highly qualified, professional, and truly committed to supporting student success. We are confident that our students will continue to learn, grow, and thrive when their teachers are away with support from our ESI substitutes. ESI's dedication to quality and service has made a meaningful impact on our schools, and we sincerely appreciate all they continue to do for our district!"

"I have had the privilege of working with ESI for more than 10 years and have witnessed the organization's growth and expansion firsthand. Throughout that time, the quality of support, responsiveness, and customer service has never wavered. As ESI has expanded, they have remained committed to providing exceptional service and building strong relationships with the districts they serve. ESI has been an invaluable partner in helping Yuma Elementary School District One meet our staffing needs across all areas of a public school district. Their team consistently demonstrates professionalism, reliability, and a genuine commitment to supporting our organization. What truly sets ESI apart is the personable approach they bring to every interaction. Their focus on relationships, communication, and understanding the unique needs of their partners is at the forefront of everything they do. We are grateful for our longstanding partnership with ESI and appreciate the positive impact they continue to make in supporting our students, staff, and district operations."

"ESI has been an exceptional partner to Dysart. Their team demonstrates professionalism, responsiveness, and a genuine commitment to supporting our staffing needs. Whether we require substitute coverage for a single campus or multiple sites across the district, ESI works quickly and efficiently to provide qualified personnel. What sets ESI apart is their proactive communication and dedication to customer service. They understand the unique challenges school districts face and continually go above and beyond to deliver solutions. Through our partnership, ESI has become a trusted extension of our team, helping us maintain continuity and excellence in our schools. We value our relationship with ESI and appreciate their ongoing commitment to the success of Dysart, our staff, and our students."

"ESI has been a valuable partner in helping us fill teacher vacancies and ensure continuity of learning for our students. Beyond providing quality candidates, your team has consistently been collaborative, responsive, and willing to brainstorm creative solutions to address staffing challenges. We greatly value ESI's commitment to helping us keep classrooms staffed and supporting the success of our schools. Thank you for your continued partnership. We look forward to working together in the years ahead."

"This was my first year as a Sub Coordinator, and I was definitely nervous starting out. Every department was incredibly helpful in answering my questions, and I truly appreciated how quickly they always responded. I could not have made it through my first year without the support from Payroll and Recruiting. Their guidance and assistance made a huge difference. A huge shoutout to Anne Perry for always being so helpful, supportive, and responsive throughout the year,I truly appreciate all of her help. I also really enjoy the monthly Sub Coordinator chats, as they give us the opportunity to connect, hear from other districts, and learn from one another. Thank you, ESI, for all of your support during my first year!"

"Sahuarita Unified School District has found ESI to be a valued partner in helping us address staffing challenges while ensuring continuity of services for our students and schools. Their responsive customer service, cost-effective pricing structure for return-to-work employees, and high-quality substitute staffing solutions have helped us maintain stable operations and fill critical positions when needed. ESI’s commitment to supporting both employees and clients has made them a trusted workforce solutions provider that positively impacts our district and the community we serve."

"ESI consistently provides quality substitute teachers who are prepared to step into classrooms and maintain continuity of instruction. Combined with an exceptional fill rate of over 99%, ESI significantly reduces the burden on other teachers by allowing them to focus on their own students rather than scrambling to provide coverage."

"ESI has been a responsive and reliable partner, helping us meet staffing needs while providing practical support and consistent communication. We value the partnership and appreciate the role ESI plays in supporting our district."

"ESI proved to be an invaluable partner to Florence Unified School District during the five years I oversaw Human Resources as both Director and Assistant Superintendent. Their greatest impact was providing annual training for our school leaders focused on substitute teacher recruitment and retention, helping strengthen our staffing efforts across the district. Beyond their training, ESI was always responsive, proactive, and willing to go above and beyond to support the district's staffing and workforce needs. Their commitment to customer service and partnership made them a trusted and reliable resource."

"Our experience partnering with ESI has been outstanding. Their team is consistently responsive, supportive, and reliable. Whenever we need assistance, we can count on ESI to provide timely solutions and exceptional customer service. They have been a valued partner, and we truly appreciate their commitment to supporting Liberty Elementary School District."