https://www.commonwealthclub.org/events/2014-03-28/international-green-industry-hall-fame-conference
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https://gef.stanford.edu/people/ira-ehrenpreis
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https://thebusinessjournal.com/green-industry-hall-fame-event-march-9/
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https://thebusinessjournal.com/international-green-industry-hall-fame-prepares-big-night/
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https://impactpodcast.com/guest/international-green-industry-hall-of-fame-sam-geil/
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https://www.sipcertified.org/blog/inducted-into-the-international-green-industry-hall-of-fame/
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http://den.pratt.duke.edu/node/92.html
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https://www.exhibitoronline.com/news/article.asp?ID=15966
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https://www.cobizmag.com/alpine-bank-is-nominated-for-international-green-industry-hall-of-fame/
https://golehr.com/capt-herzer-receives-international-green-industry-lifetime-achievement-award/
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https://econewsnetwork.org/2013/04/brendan-brazier-2013-green-industry-hall-of-fame-inductee/
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http://www.dblpartners.vc/people/ira-ehrenpreis/
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https://acore.org/emeritus-board/ira-ehrenpreis/
https://www.floordaily.net/flooring-news/interface-wins-two-sustainability-awards
https://solarliving.org/about-the-solar-living-institute/board-of-directors/