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| National Electrical Contractors
Association (NECA) |
| 3 Bathesda Metro Center, Suite 1100 |
| Bethesda, MD 20814 |
| Phone: 301-657-3110 |
| www.necanet.org |
| |
| National Electrical
Manufacturers Association (NEMA) |
| 1300 North 17th St., Suite 1847 |
| Rosslyn, VA 22209 |
| Phone: 703-841-3200 |
| www.nema.org |
| |
| National Fire Potection
Association (NFPA) |
| 1 Batterymarch Park |
| Quincy, MA 02269-9101 |
| Phone: 617-770-3000 |
| www.nfpa.org |
| |
| Underwriters Laboratories,
Inc. (UL) |
| 333 Pfingster Road |
| Northbrook, IL 60062 |
| Phone: 847-272-8800 |
| www.ul.com |
| |
| International Electrotechnical
Commission (IEC) |
| 3, Rue de Varembe |
| PO Box 131 |
| CH-1211 Geneva 20 |
| Switzerland |
| Phone: 011 41 22 919 0211 |
| www.iec.ch |
| |
| The Institute of Electrical
and Electronic Engineers (IEEE) |
| 1828 L Street, NW |
| Washington, DC 20036-5104 |
| Phone: 202-785-0017 |
| www.ieeeusa.org |
| |
| Illuminating Engineering Society
of North America (IESNA) |
| 120 Wall Street, 17th Floor |
| New York, NY 10025-4001 |
| Phone: 212-248-5000 |
| www.iesna.org |
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