Serving Essex county since 2007
William Harris Electrical Contractor provides safe, code-compliant electrical work for homes and businesses across Essex County and surrounding boroughs. From knob-and-tube rewiring to panel changes and service upgrades, we deliver clear answers and reliable results.
Knob-And-Tube Rewiring Experts
If your home still has knob-and-tube wiring, it may limit upgrades, create safety concerns, or cause issues with insurance and inspections. William Harris Electrical Contractor specializes in knob-and-tube evaluation, remediation, and full rewires across Essex County and surrounding boroughs, with clean workmanship and code-compliant results.
Why Choose WIlliam Harris Electrical
Family-Owned & Operated
40+ years in the industry
Serving Essex County since 2007
Experienced in both residential & commercial projects
Transparent pricing
Fast & friendly service
Schedule Electrical Service
Whether it’s a repair, installation, upgrade, or inspection, William Harris Electrical Contractor is ready to help. Complete the form below to request service and we’ll be in touch shortly.