GNM Electrical is your trusted local electrician in Castle Hill, providing reliable, safe and fully compliant electrical work backed by 18 years of combined experience. As a family-owned Sydney business servicing the Hills District, we deliver fast response times, clean workmanship and transparent pricing for homeowners, landlords and small businesses throughout Castle Hill.

Whether you need a switchboard upgrade, emergency electrician, EV charger installation, lighting upgrades, or general electrical repairs, our team ensures every job is completed to NSW standards with a strong focus on safety and long-term performance. Castle Hill homes range from older brick properties to modern renovations — and we specialise in tailored electrical solutions for both.

From fault finding to power point installations, data cabling, hot water systems and rewiring, GNM Electrical offers end-to-end electrical services with upfront communication and fast turnaround times. If you need a dependable, fully insured electrician in Castle Hill, our team is ready to help today.