Vice President of Community Development for the Global Network for Zero, Sonja Trierweiler, applies her forward-looking communications expertise and business marketing background to build community and enact change. Sonja champions GNFZ’s mission, guiding partners to conceptualize emissions-cutting plans’ positive impact on their business’ bottom lines, on the planet, and on human health for generations. Sonja has an extensive portfolio of storytelling initiatives in sustainability and the built environment, through educational, marketing, and digital platforms.

Most recently, Sonja served as Vice President of Marketing and Communications for the Fitwel healthy building certification system. There, she and her staff managed marketing campaigns and strategies to support business objectives and increase digital engagement. Her work helped educate the public on the financial advantages of healthy building design. Prior to this, Sonja was the Director of Digital Marketing and the Living Standard Campaign at the U.S. Green Building Council (USGBC), where she spearheaded projects for cleaner, environmentally friendly building certification. Her leadership on the Living Standard campaign significantly advanced the now-common message that healthier buildings make for healthier people.

Sonja has also worked in digital marketing and communications for high-profile clients like the WNBA, Unilever, and Booking Holdings while at global PR firm, Edelman. Sonja has held social media and online content development titles at the Democratic National Committee, Greenberg Quinlan Rosner Research, and the Smithsonian. Originally from Northern Michigan, she holds a Bachelor’s in Professional Writing from Michigan State University.

As a leader at GNFZ, Sonja’s favorite part of the job is answering questions as she engages and grows the net zero community. She’s always open to discussing the possibilities and challenges of adopting aggressive climate policies.