The Room Where California's Sustainable Future Takes Shape
The California Green Building Conference 2027, hosted by USGBC California, is the state’s leading sustainability conference focused on green building, climate resilience, and cutting-edge solutions for California’s built environment. More than 1,000 professionals from across industries, including architecture, design, engineering, construction, development, manufacturing, policy, education, and community leadership, come together for a dynamic day of networking, learning, and inspiration.

Why You Should Attend:
✓ Direct Access to Decision-Makers
✓ Build Strategic Partnerships
✓ Stay Ahead of California Policy & Market Shifts
✓ Discover Proven, Implementable Solutions
✓ Access Innovative Materials & Technologies
✓ Earn Continuing Education Credits (CEUs)
✓ Elevate Your Brand & Industry Visibility
✓ Gain Strategic Foresight
✓ Get Actionable Decarbonization Strategies
✓ Future-Proof Your Business
Find
Yourself
Here
Pick your role to see what’s in it for you
Design with the people who build, fund, and permit your work.
- Low-carbon design ideas you can bring to your next project
- Conversations with engineers and product innovators
- Inspiration from award-winning work
Turn ambitious goals into systems that actually perform.
- Practical decarbonization strategies
- Peers solving the same technical challenges
- New products and approaches to test
See where policy, financing, and the market are heading.
- Strategies to future-proof your portfolio
- Direct access to policymakers and funders
- Partners for your next project
Get your solution in front of the people who specify it.
- Connections with architects, engineers, and developers
- Insight into what the market needs next
- A spotlight at the Materials Awards
Hear what's working on the ground across California.
- Real-world perspectives from practitioners
- Ideas for policy that scales
- Recognition at the Civic Leadership Awards
Recharge, compare notes, and bring new ideas back to your team.
- Actionable strategies you can use right away
- A network that gets your day-to-day
- Continuing education opportunities
Meet the people shaping the career you're working toward.
- Mentors and future employers in one place
- A front-row look at the field's biggest ideas
- Community that lasts past graduation
Make sure the communities you serve shape what comes next.
- Partners for local projects
- Tools to advocate for healthier places
- A seat at the table with decision-makers
This year, we're heading to the City of Roses.
Caltech has spent more than a century asking big questions and chasing answers that changed the world. Under the San Gabriel Mountains, it’s a place built for imagining what’s possible, and that’s the energy we need right now.
The work is hard, but we’re not doing it alone. Grab a coffee with someone you’ve only met on Zoom. Spark your next project. Let Pasadena’s warm evenings keep the conversation going.
Come for the ideas. Stay for the people. Leave reminded why you started.
Past Speakers
Adam SliversHolmes
Associate Principal
Frances YangArup
Structures and Sustainability Specialist
Bryce TannerArup
Associate Principal
Green Paradigm Consulting
President
Shaler CampbellJLL
Director, Climate & Decarbonization Strategy
Maya TurreGruen Associates
Senior Associate
Rob KershnerInnovatreat
CEO
Gene EidelmanAzure Printed Homes
Co-Founder
Prologis
Strickland
Robert CarrilloThe LaunchPad Collective
Founder
Nathaniel GundersenBuro Happold
Senior Consultant
Fan LuIntroba
Building Performance Analyst
Tom AbramIntroba
Principal
Sarah AtkinsonHazard Resilience
Senior Policy Manager
Brent BlackabyCity of Berkeley
Councilmember
Mark BrownMarin Wildfire Prevention Authority
Executive Officer
Dr. Marc WeissGlobal Urban Development (GUD)
Chairman and CEO
Layla ScottGlobal Urban Development
Research Fellow
Robyn Shaina LimGlobal Urban Development
Fellow
Lou RiordanGlobal Urban Development (GUD)
Senior Fellow
Tim SweeneySimplus Systems
Founder and CEO
AC JohnsonSimplus Systems and Sweeney Architecture
Home Owner
SeismoProtect
Engineer
James CroftBianchi Tillett Developers
COO
Frances KwongLeddy Maytum Stacy Architects
Associate
Aaron ThorntonLeddy Maytum Stacy Architects
Principal
Lindsey MacliseForell | Elsesser / Design Team
Principal
Marco AlvesPAE
Principal
Glumac
Los Angeles Office Director
Daniel BurgoyneState of California Department of General Services
Sustainability Manager
Casey CastorPractice Labs
Principal
Soham PatelPractice Labs
Sustainability Analyst
Kathleen HetrickBuro Happold
Associate Principal
David LehrerCenter for the Built Environment (CBE) UC Berkeley
Communications and Research Collaborations
Jessica HeigesGenentech
Senior Sustainability Program Manager, Circularity
Shaw Industries
Vice President of Sustainability
Marcus HopperGensler
Project Director
Emily EnglishBNBuilders
Sustainability Director
Megan WhiteFirecrown
Principal & Director of Climate Solutions
Michelle Malanca FreyMichelle Malanca Frey Consulting
Strategic Consultant, Speaker, Writer
Erica SpotswoodSecond Nature
Mariana RickerSWA Group
Associate Principal
Carli SchoenleberVerdani Partners
Senior Communications Manager
Zachary BrownVerdani Partners
Director of Sustainability
Katie TeareVerdani Partners
Senior Global Sustainability Manager
Dalton HoPerkins&Will
Sr. Regenerative Design Advisor
Atelier Ten
Director
Leddy Maytum Stacy Architects
Associate Principal
LPA Design Studios
President
Brad JacobsonC.Scale
Co-founder and COO
SmithGroup
Senior Sustainability Strategist
Gary LaiQuixotic Nature-based Solutions
Principal
Perkins and Will
Chief Strategy + Innovation
Gail BragerUC Berkeley
Professor of Architecture
Kathleen Eganecomedes
CEO and Co-founder
Meg BruceEkoa
Chief Commercial Officer
Mango Materials
Chief Operations Officer
Katie BowmanHOK
Sustainable Design Leader
Ignacio DayritCenter for Creative Land Recycling
Programs Lead
Aaron TartakovskyEpic Cleantec
CEO and Co-founder
Newsha AjamiStanford Doerr School of Sustainability
Hydrologist and water policy expert
Peter FiskeNational Alliance for Water Innovation
Executive Director
Kristen DiStefanoAtelier Ten
West Coast Regional Director and Managing Director
Dr. Hashem MoudStok
Senior AI Data Center Project Manager
Bill HasselTurner Construction
Sustainability Lead, Tech Division
Dr. Noah GoldsteinSustainability Lead, Data Center Construction
Dr. Pingbo TangCarnegie Mellon University
Associate Professor, Construction Management and Engineering
Celia HoagDPR Construction
Regional Sustainability Leader
Kari HopeDPR Construction
Crusoe Sustainability Specialist & Coordinator
Michael GreeningGenentech, Inc.
Head of Project Delivery (US)
Julia WattickBranchPattern
Project Executive
Jenny EmrickPrologis
Global Construction Sustainability Manager
Claudia TarpinPrologis
Director, Development
Priya PremchandranHabitable
Vice President of Market Transformation
Heather LarsonAlameda County WMA (StopWaste)
Program Manager, Circular Building Materials
Kate VoshellBuild It Green
Senior Director Builder and Developer Programs
UC Berkeley School of Public Health
Graduate Student
Anna Serra-LlobetUniversity of California Berkeley
Researcher
Paul RafteryUC Berkeley
Professional Researcher
Matt Roberts
Allie WrightVerdani Partners
Certifications Coordinator
Abigail KubotaRising Sun Center for Opportunity
Policy Associate
Sara PoissonHigh School Hut to Hut
Project Lead
Forestree Collective
John KhazraeeMayimFlow
CEO
Sustento
Vicente GonzalezEden Housing
Sustainable Housing Analyst
Ruju RathodCO Architects
Director of Sustainability
Brian PrattUniversity of California at Irvine
Associate Vice Chancellor and Campus Architect
MayimFlow
Head of Business Development & Sales
Julia HattonRising Sun Center for Opportunity
President & Chief Executive Officer
Mayor Adena IshiiMayor, City of Berkeley
Nathan JandlUC Berkeley
Director of Sustainability and Carbon Solutions
Sammy RothClimate-Colored Goggles
Columnist
Molly Wood Media
Founder/CEO
Heidi CreightonCity of Santa Monica
Senior Design Manager
Michelle Malanca FreyMission Atlas
Founder and Principal
Christine HaradaCalifornia Public Utilities Commission
Commissioner
Cassie RauserTreePeople
Chief Executive Officer
Laurel HickeSierra Institute for Community and Environment
Wood Utilization Project Specialist
Jonathan KuselMosaic Timber / Sierra Institute
Founder
ROBERT DOTYCOX, CASTLE & NICHOLSON LLP
PARTNER
Jim FergusonFerguson Pape Baldwin Architects
Executive Vice President
Wes SullensU.S. Green Building Council
Senior Director
Kavita KarmarkarWebcor
Sustainability Project Manager
Luke LombardiBuro Happold
Associate
Rachelle HabchiCarbon Leadership Forum
Low-Carbon Product Lead
Ben StapletonUSGBC California
CEO
Neil Patel50L Home Coalition
Manager
Glumac
Energy Consultant
Ronald MowrerLos Angeles Department of Water and Power
Utility Services Manager
Christianne SchrobilgenSustento
Chief of Staff
City of Berkeley
Manager, Office of Energy and Sustainable Development
CoolSeal
Sustainability Director
ABAG/BayREN
Director, Energy Programs
Rachel DiFrancoCity of Palo Alto
Manager, Utilities Program Services
County Executive Office
Director
Hilari VarnadoreUSGBC
VP, State and Local Government
Steph HallinanU.S. Green Building Council
Associate Director
U.S. Green Building Council
Policy Manager, Pacific Region
Bill BrooksBrooks Engineering
Principal
Environmental Working Group (EWG)
Senior Vice President
Stephan SchererCraftStrom
Engineer & Co-Founder
U.S. Green Building Council
Principal, Healthy Buildings and Communities
USGBC
Account Manager
Anish TilakEden Housing
Associate Director - Building Performance & Sustainability
CALSTART
International Off-Road Project Manager
Call for Abstract Submissions
Got a project, lesson, or idea that helps California build better? Share it with 1,000+ green building professionals.
We’re looking for practitioners, researchers, advocates, students, and community leaders with real stories and practical takeaways. First-time speakers are welcome.
Topics include: decarbonization, resilience, equity, construction, policy, workforce, and innovation.
Formats: presentations, panels, workshops, lightning talks, and posters.
Deadline: January 19, 2027
Voices of Experience:
Thank You To Our Annual Sponsors!

As a nonprofit organization, USGBC-CA relies on the generosity of supporters like you to continue advancing our mission. If you’ve found value in this event, please consider making a donation. Every contribution helps us create more opportunities, resources, and community connections.