Ron Glisk has more than 30 years of sales and sales management experience. Prior to joining ESS, Ron was EVP of Sales and Marketing for Xanitos, Inc., a hospital housekeeping specialist firm. Before joining Xanitos, Ron was SVP of Sales and Marketing for GCA Services Group’s Education division and, prior to that, SVP of Sales and Marketing for GCA at the corporate level. Ron holds a Bachelor of Science degree in Computer Science from Northern Illinois University.