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i2Cool

Cooling a warming planet through innovative electricity-free radiative technology.

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Martin Zhu

Co-Founder and Chief Executive Officer at i2Cool

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i2cool.com
Employees 21–50
Headquarters Hong Kong
i2Cool is a green technology company specialising in passive radiative cooling. Spun out of the City University of Hong Kong, the company develops coatings, films, and textiles that reduce surface temperatures by up to 42 degrees C without electricity. Its core research has been published in Science. i2Cool has deployed its solutions across nearly 200 projects in close to 30 countries, spanning construction, manufacturing, logistics, and automotive.
Energy & Environment

Notable Achievements

  • Raised $12.8M in Raise+ funding from Hong Kong's Innovation and Technology Commission.
  • One of 30 projects globally selected for the UNESCO-endorsed FIRST Programme.
  • oated 9,700 sq m of the Hong Kong Coliseum, saving 300,000 kWh annually.

Currently Operating in 51 Regions

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