Located in Winthrop Harbor, IL. We have been in business since 2014 and have over 100 years of combined experience. SEC is licensed, insured, and bonded in Illinois and Wisconsin. All our electricians are IBEW trained, and OSHA certified. We are a full-service electrical contractor with a wide variety of services ranging from residential service upgrades to commercial buildouts and industrial renovations. No matter the size of your project we are there along the way to ensure the results meet your expectations. Contact us with any of your electrical needs. 1-224-215-3427