Trellis Air

Harvard startup **Trellis Air** introduces a new dehumidification method to cut energy use in air conditioners. Led by **Jonathan Grinham**, assistant professor at Harvard’s Graduate School of Design, the technology diverges from century-old vapor-compression systems. The innovation targets reduced energy demands in cooling applications by optimizing moisture removal.

Apr 2025Harvard Center for Green Buildings and CitiesNews article

A Harvard-backed startup develops solutions to reduce greenhouse gas emissions from building cooling systems, which now contribute up to 4% of global emissions—equivalent to double the carbon footprint of all air travel. The technology targets energy efficiency in air conditioning (AC) infrastructure amid rising global temperatures. The company leverages research from Harvard to mitigate climate impact from a major but often overlooked sector.

Apr 2025Harvard GazetteNews article

Russ Wilcox, founder of E Ink, launches a new venture focused on developing high-efficiency air conditioning systems. The startup aims to address energy consumption challenges in dehumidification, a key area for improving climate control technology. Wilcox brings his experience in hardware innovation and venture capital to this latest project.

Dec 2024Boston Business JournalNews article

Harvard Innovation Labs selects **30 climate-focused ventures** for its 2024 Climate Entrepreneurs Circle, an incubation program supporting early-stage companies tackling climate challenges. The cohort marks the fourth annual iteration of the initiative, targeting high-potential startups in sustainability and clean technology. Participants gain access to Harvard’s resources, mentorship, and a network of climate innovators.

Feb 2024Harvard Innovation LabsNews article