Licensed Chicago Electricians for Homes & Businesses since 1980. STS Electric provides reliable, licensed electrical services in Chicago for residential, commercial, and industrial properties. Our experienced Chicago electricians specialize in electrical panel upgrades, electrical panel replacement, rewiring, lighting installation, and code-compliant repairs. We also offer 24/7 emergency electrical services in Chicago, helping homeowners and businesses with urgent electrical issues. From routine electrical maintenance to complex installations, STS Electric delivers safe, dependable, and professional electrical solutions throughout Chicago.