IES: Illuminating Engineering Society
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Sustaining Members

The following companies have elected to support the Society as Sustaining Members which allows the IES to fund programs that benefit all segments of the membership and pursue new endeavors, including education projects, lighting research and recommended practices. The level of support is classified by the amount of annual dues, based on a company’s annual lighting revenues.

Sustaining Membership Benefits
  • Diamond: $15,000 annual dues Lighting revenues over $500 million
  • Emerald: $10,000 annual dues Lighting revenues to $500 million
  • Platinum: $5,000 annual dues Lighting revenues to $200 million
  • Gold: $2,500 annual dues Lighting revenues to $50 million
  • Silver: $1,000 annual dues Lighting revenues to $10 million
  • Copper: $500 annual dues Lighting revenues to $4 million

All attempts have been made to keep this list as accurate and up-to-date as possible. If there is no link to your web site, please contact Brigitte Houngbedji with the information and we will be glad to update and/or correct your listing.

Please Note: Not all sustaining members have web sites.

Diamond

Emerald

Platinum

Gold

Silver

COPPER

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