Although founded in 1990, EMS offers Over 45 Years of Experience in manufacturing, sales and service, as the founder is a former Owner of Dynatron, Inc, and its employees former engineers also with Dynatron company.This web site and the information found within has been designed to help to familiarize you with the Opacity and Oxygen Products as well as Services EMS provides and to save you time and money in the selection of your next opacity or combustion efficiency monitor.In addition to a knowledgeable and courteous in-house staff, our field service department provides experienced, qualified technicians to provide quick and efficient response to your facility should the need for service arise.We also provide on-site Service, Preventive Maintenance Contracts for COM systems, Opacity audits, QA/QC plans and reporting to meet Federal and Local EPA Requirements.If you would like further information or require a Sales Representative to visit your facility, or for additional assistance, please contact us. EMS offers Representation through the United States, Europe and Middle East and Far East.