Join us on Sproul Plaza for the USGBC CA 2026 Conference on Thursday May 28th

We’re proud to support the 2026 California Green Building Conference, happening this May 27–28 at UC Berkeley.

This conference brings together 1000+ sustainability leaders, policymakers, designers, and industry professionals committed to advancing climate resilience, decarbonization, and equitable development across California’s built environment.

We’re honored to support the collaboration, innovation, and leadership shaping a more sustainable future for our communities.

Learn more about our part as we support USGBC California to make this amazing event possible and work towards accelerating action for a greener future. 

Join us in Berkeley:  usgbc.ca/cgbc26

Past Events

Women of Carbon Los Angeles Screening and Panel Discussion

In collaboration with AIA Los Angeles Women in Architecture and AIA Los Angeles COTE, The William J. Worthen Foundation hosted a Women of Carbon documentary screening followed by a panel discussion—spotlighting the women redefining materials, methods, and leadership for a decarbonized built environment.

The panel discussion included Rena Simon (ZGF, one of the architects responsible for the Portland Airport renovation featured in the Women of Carbon film), Sophie Pennetier (founder of Digne), Tara Barauskas (Executive Director, Community Corp, Santa Monica), Heidi Creighton (Senior Design Manager, City of Santa Monica), and Sarah Rege (Senior Sustainability Director, Webcor), moderated by Esmeralda Ward (NAC Architecture).

Photos by Ling Luo

Women of Carbon San Francisco Screening and Panel

The William J. Worthen Foundation collaborated with AIA San Francisco to bring a screening of the Women of Carbon documentary. The film was followed by a panel discussion moderated by Pauline Souza, featuring Rena Simon, Erica Spiritos, Frances Yang, and Katie Ackerly, all changemakers whose innovation, leadership, and care for the planet are reshaping construction.

Net Zero Conference, Los Angeles

California Green Building Conference, San Francisco

  • The Worthen Foundation attended the USGBC Conference, engaging with leaders in sustainable design and environmental innovation. The event provided valuable insights and connections that continue to inform the Foundation’s commitment to building a more sustainable future.