Electrical Systems, also known as ESI, offers a range of design and engineering services for automation and process control systems. It is one of the leading electrical contractors in the Midwest. The company provides field inspection, system testing, start-up and maintenance services. Electrical Systems conducts feasibility studies and offers cost estimation, equipment procurement and supervision solutions. It also provides installation services for fire alarm, closed-circuit television and security systems. The company offers fiber optic and voltage cable splicing and termination solutions. Electrical Systems serves the automotive manufacturing, food processing, energy, transportation, aviation, refining and petrochemical, material and package handling, and chemical and water treatment industries. It clients include The Dow Chemical Company and Aristeo Construction.