King Electrical Services. Inc. currently the Highest Rated and Most Reviewed electrical contractors and electricians in the Triad area! An accredited business of the BBB of central North Carolina with an A+ rating and zero complaints! 24 hour emergency electricians in Greensboro NC serving the entire Triad Area. A fully insured, licensed and bonded electrical contracting corporation.. Free Estimates. 24 Hour Emergency Electrical Services in the Triad. Home Electrical Inspections. Commercial,Industrial and Residential Electricians. Electrical Troubleshooting. Electrical Repairs. Electrical Installations. Electrical Design/Plan/Engineering. Landscape Lighting. LED Lighting. Electrical Up-fits and Remodeling. Electrical Service Upgrades and Service Changes... and much,much more.