International Brotherhood of Electrical Workers is one of the largest labor organizations in the United States. Located in Philadelphia, Pa., the organization represents approximately 725,000 members from utilities, construction, telecommunications, broadcasting, manufacturing, railroads and government fields. It manufactures an array of products, such as alarms/detection devices, appliances, batteries, computers, conduit, raceways/fittings, construction materials/tools, defense products, electrical boxes/devices and metal enclosures/cabinets, to name a few. International Brotherhood of Electrical Workers is a member of the National Electrical Contractors Association (NECA).