It opened in 2002 as a small school, offering grades kindergarten through third to 170 students, and this month Global Concepts Charter School will graduate its first senior class. With its mission to provide top-quality educational programs, the Lackawanna school has attracted students of diverse ethnicities from 11 school districts, with the majority hailing from Buffalo and Lackawanna. It boasts 912 students for this school year’s enrollment, and 975 for the 2014-15 school year.

The school on Ridge Road employs 69 people, some of whom describe the work environment as collaborative, appreciative, supportive and geared toward serving the students.

“We all care and want the best for our students. We may not always agree but we all can voice our opinions, without fear, and come to consensus for the betterment of our students,” an employee wrote on the survey. “It’s all about the kids and that’s why we are all here. That said, I love my colleagues because we all want the best for the kids. Everyone shows up everyday wanting to make a positive difference.”

The school’s top officials were also praised.

“Leadership is unusually high quality,” another employee wrote. “The corporate culture at the top is honest and caring. This attitude goes right down the line. They set high standards and provide whatever is needed to maintain those standards.”