Call Today: (914) 772-5412

GMD Electrical Inc. | InstagramGMD Electrical Inc. | FacebookGMD Electrical Inc. | Twitter

Thomas Edison – 1879

In 1879, Thomas Edison invented the light bulb. By using lower current electricity, a small carbonized filament, and an improved vacuum inside a glass globe, he was able to produce a reliable, long-lasting source of light.

Trade Associations

GMD Electrical Inc. | IAEI

International Association of Electrical Inspectors

GMD Electrical Inc. | WLECA

Westchester Licensed Electrical Contractors Association