519-854-6286
Gemstone Lighting
DHT Electrical Inc. is an authorized dealer and installer of Gemstone Lighting in London Ontario and surrounding areas.
Why should you install Gemstone Lights?
✓Never climb a ladder again to install holiday lights
✓Over 4.2 million colours options
✓Change the lights to match any occasion or holiday with the press of a button
✓Add a personal touch to your home
✓Brighten up dark areas around your home for increased home security
✓Never replace a burned-out pot light again
✓Full 5-year warranty
How Gemstone Lights Are Installed
Key Features Of Gemstone Lights
How To Use The Gemstone App








Contact Us
Send us a message below or call us at 519-854-6286.
We are open from 8am to 5pm Monday to Friday and are available for emergency service work.
We are based in London but serve a 100km radius around our head office.
Head Office: 540 Clarke Road Unit 5 London Ontario N5V 2C7
519-854-6286