GRHC 2026 EVENT PROGRAM
Join Us at CitiesAlive in New York City!
You’re invited to the 2026 CitiesAlive Conference from September 30 to October 2 in Brooklyn, New York City to help to advance the green roofs and green wall industry. As one of the world’s most influential hubs for sustainability, policy, architecture, and design, New York City is the ideal place to gather, learn, and celebrate the future of living architecture. In New York you will experience:
Fantastic networking opportunities
Expert-led masterclasses for designers and policy makers
Expert speakers panelists and our prestigious Awards of Excellence
Latest products and services in the exhibit hall
Explore New York’s green infrastructure planning and projects through tours
Amazing arts and culture
Click here to stay up to date with CitiesAlive 2026.
For sponsorship information please contact Eric Durnford, General Manager at GRHC.
Call for Presentation Proposals and Research Papers!
Research papers, presentation proposals and posters on novel and applicable green roof or living wall research. The deadline to submit for presentation abstracts is March 30, 2026, and for research papers/posters is April 1, 2026.
Marketing and Promotional Opportunities at CitiesAlive 2026
CitiesAlive 2026 offers a unique set of marketing opportunities for you. CitiesAlive 2026 will attract attendees from NYC and across North America, with an estimated attendee count of 400+. CitiesAlive will also provide you with significant logo exposure through our marketing and our partners. Custom sponsorship packages are available!
Press the button below to view our 2026 Marketing and Promotional Opportunities Brochure.
For more information, contact Eric Durnford, General Manager at GRHC - edurnford@greenroofs.org
Regional Grey to Green Conferences will explore the most recent green infrastructure science, economic valuation, asset management, public policy, technologies, and best practices in design, installation and maintenance. Our goal is to help inform the current policy debate by making the case for a rapid and significant increase in green infrastructure investment, a trend thatʼs now occurring worldwide.
2026 Grey to Green Conference Dates
June 11: Green Roof Installation and Maintenance Professional Training | Chicago, IL (Omni Ecosystems HQ)
June 12: Grey to Green Conference | Chicago, IL (Omni Ecosystems HQ)
September 14: Grey to Green Conference | Costa Mesa, CA (SCCWRP HQ)
Please contact Eric Durnford, General Manager for any questions - edurnford@greenroofs.org.