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- IES - North America
- IALD
- International Dark-Sky Association
- LEED - Leadership in Energy & Environmental Design
- NAED
- The Lightning Research Center (LRC)
- Solid State Lightning - US Department of Energy
LAMP MANUFACTURER- GE Lamps
- Philips Lamps
- Sylvania
- Venture Lightning
BALLAST MANUFACTURERS- Advance Transformer
- Iota Engineering
- Magnetek
- Osram Sylvania
- Universal Ballasts
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