Hana Kajimura
Hana Kajimura is the CEO of Trellis, a media and events company dedicated to empowering professionals to confront the climate crisis. Prior to Trellis, she led sustainability at Allbirds, where she helped pioneer industry-leading climate and environmental initiatives. Hana brings deep expertise at the intersection of business, sustainability, and leadership, and is passionate about building communities that drive meaningful climate action.
What would it take to build a sustainable data center? A roomful of rivals tried to find out
A trillion-dollar infrastructure wave is locking in data centers for decades — and a roomful of unlikely allies just agreed on what it would take to build them right. Read More
How to find a sustainability role you’ll love in 2026
The most satisfied sustainability professionals work at organizations that have three things in common, according to the Trellis State of the Sustainability Profession 2026 report. Read More
Sustainability professionals respond to the paradox of AI
Sustainability leaders are simultaneously exhausted by AI and intensely curious about it, writes Trellis Group CEO Hana Kajimura. Read More
