Cahill Electrical Services, LLC is a licensed electrical contractor serving residential and commercial clients throughout Connecticut. We specialize in commercial electrical work, EV charger installation, service upgrades, new construction wiring, fixture installations, and home automation. Whether you're upgrading an aging panel, wiring a new build, or installing a Level 2 EV charger, our team delivers clean, code-compliant work on time and on budget. Based in North Haven, we proudly serve clients within 25 miles across CT. Licensed, insured, and available Monday through Saturday. When quality matters, Cahill gets it done right.