GlobalIndustrial.com
Sells industrial supplies, storage equipment, packaging, furniture, cabinets, and more.
http://www.globalindustrial.com/gcs/index.web
Grainger
Offers wholesale industrial supplies, material handeling equipment, tools, safety equipment, lighting and more.
http://www.grainger.com/Grainger/wwg/start.shtml
Light Retrofit
Featuring high quality LED lamps designed to replace the most commonly used incandescent bulbs in the most demanding industrial environments.
http://www.PowerLineLEDS.com