licensed electrician Concord

Your home or business depends on safe, reliable electricity. At Cornerstone, we handle every electrical need, from a flickering light switch to a full commercial panel upgrade. Our licensed electricians serve Concord and surrounding communities, providing indoor and outdoor lighting installation, automated lighting systems, generator hookups, ceiling fan and ventilation installation, and complete rewiring for older properties. For businesses, we specialize in commercial wiring, automatic door installations, switch and outlet repair, circuit breaker replacement, and whole-building surge protection. We follow strict safety codes and always clean up after ourselves. Whether you are building new or fixing an old issue, we provide upfront pricing and a guarantee on all work. You will never be left in the dark when you call Cornerstone.

A leaking pipe or a broken water heater can disrupt your entire day. That is why Cornerstone offers comprehensive plumbing services for homeowners and businesses in Concord. Our team handles everything from thorough plumbing inspections and leak detection to complete plumbing installations and repairs. We specialize in pump systems, bathroom and kitchen remodels, and fast drain cleaning. For hot water, we repair, replace, and install all types of water heaters, including tankless and traditional units. We also provide emergency plumbing any time of day or night. When you need a plumber who shows up on time, communicates clearly, and fixes the problem without upselling, you need Cornerstone. We are proud to be the local choice for dependable plumbing work.

Stay comfortable all year long with Cornerstone's professional HVAC services in Concord. Our technicians are trained to handle all major heating and cooling systems. On the heating side, we offer boiler installation, replacement, and repair, radiator services, furnace installation and repair, and heat pump installation and repair. For cooling, we provide air conditioning installation, tune-up and maintenance, and repair services. We also keep your air clean with dryer vent cleaning, mini splits installation, and air duct cleaning. Whether your furnace quits in the middle of winter or your AC fails during a summer heatwave, we are available 24/7 to restore your comfort. We use high-quality parts and ensure your system runs efficiently, saving you money on energy bills. Cornerstone is your year-round comfort partner.