Trusted Partners

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Our focus

Driving Impact Together

Gain Insights from Trusted Peers

Gain Insights from Trusted Peers

Membership to the Trellis Network makes your job easier so you can drive more impact. Leverage a powerful network of peers for your team to engage in specific communities relevant to your company.

Explore Industry Leading Events

Explore Industry Leading Events

Accelerate your company’s leadership, visibility, and effectiveness by attending, sponsoring, or speaking at our events. Trellis events bring together thousands of thought leaders, innovators, and practitioners confronting the planet’s biggest challenges.

Connect With Your Customers

Connect With Your Customers

Expand your audience through our digital products like the Trellis website, Trellis Briefing, webinars, and reports. Trellis connects you to senior sustainability leaders in corporate sustainability, climate tech, the circular economy, and sustainable finance.

Learn What Business Leaders are Doing Today to Mitigate the Climate Crisis.

Get real case studies, expert action steps and the latest sustainability trends to help you do your job, in a concise morning email every Monday to Thursday. Join 80,000+ readers

Behind Trellis

Our History

Since 1991, Trellis Group has grown from one of the first sustainability-focused newsletters into a global platform uniting events, peer networks, and digital media. From the flagship GreenBiz conference to the Trellis Network and year-round news, research, and resources, we connect sustainability leaders worldwide to share ideas, accelerate solutions, and grow what’s next.

1991

Launch of the Green Business Letter focused on corporate sustainability

2000

GreenBiz.com website created as leading hub for sustainability news and ideas

2008

GreenBiz Executive Network adds in-person and virtual meetings for sustainability execs

2009

First GreenBiz conference brings together sustainability leaders and practitioners

2024

GreenBiz becomes Trellis, reflecting an evolution of the industry and company
Behind Trellis

Team Leaders

Joel Makower
Joel Makower
Chairman & Co-founder
Trellis Group
Pete May
Pete May
President & Co-founder
Trellis Group
Allison Fass
Allison Fass
VP, Editorial Strategy & Products
Trellis Group
Eden Golshani
Eden Golshani
Chief Technology Officer
Trellis Group
Ellie Buechner Underwood
Ellie Buechner Underwood
SVP, Conferences
Trellis Group
Grant Harrison
Grant Harrison
VP, Sustainable Finance & ESG
Trellis Group
Hana Kajimura
Hana Kajimura
Interim CEO
Trellis Group
John Davies
John Davies
President, Network
Trellis Group
Julia Vann
Julia Vann
VP, Creative
Trellis Group
Katie Ryan
Katie Ryan
VP, Sustainability
Trellis Group
Natalie Rasmus
Natalie Rasmus
VP, Sales
Trellis Group
So Young Lee
So Young Lee
SVP, Finance
Trellis Group
Theresa Lieb
Theresa Lieb
Vice President, Nature and Europe
Trellis Group
Trish Do
Trish Do
VP, People & Culture
Trellis Group