E2â„¢Power & Special Systems Group is an Innovative Electrical & Special Systems Contractor established in 2004 in Tucson, Arizona. We have a great team of Service Technicians who provide a complete range of personal services to Commercial, Residential, Retail, and Property Management, Manufacturing & Industrial clients, who also want a Quality job done right, the first time and expect us to stand behind our work with the best warranty in the business. We can build, troubleshoot, Install, repair, modify, maintain & service just about everything.