Environmental Systems Inc. (ESI) is a leading Master Systems Integrator servicing the GSA, Kohls, Macys, and other national accounts to provide “portfolio-driven” services generating the normalized data source that optimizes efficiencies and reduces operational costs. ESI combines their own resources and experience with those of the local systems integrators to meet the challenges of large, coast-to-coast portfolios.
Visit thinkesi.com to access/download ESI’s resources and white papers.
