Series A · Climate Tech · Dublin, Ireland · Founded 2018 · 25–30 employees
HT Materials Science develops Maxwell, a patented nanofluid additive that enhances heat transfer efficiency in HVAC systems by up to 15%, reducing energy consumption and carbon emissions. The company was founded in 2018 and has raised $24.4M over three funding rounds, including a $16.1M Series A led by Aramco Ventures in March 2023. Major clients include Johnson & Johnson, Regeneron Pharmaceuticals, Saudi Aramco, and Amazon, with deployments across Asia, Europe, and North America. The technology addresses the massive $50bn market for cooling systems and has won prestigious awards including the 2024 Green Product Award.
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