Capital for a
changing world.
Independent perspective on sustainable finance, carbon markets, and the energy transition. Led by Peter Fusaro’s five decades of experience.
Bestselling authorColumbia University
Renewable energy educatorWall Street Green Summit
Founder since 2002
Years in energy &
environmental innovation
Books on energy,
finance & the environment
Annual editions of the
Wall Street Green Summit
Students mentored
into their careers
The future is complex.
Your direction
should be clear.
Climate ambition needs a commercial perspective. That’s where we come in.
Founded in 1991, Global Change Associates is a boutique energy and environmental advisory at the intersection of finance, technology, and sustainability.
We help investors, companies, and innovators make sense of carbon markets, assess the energy transition, and connect with the people and ideas that move businesses forward.
Find your path forwardSee the opportunity.
Know the landscape.
Independent insight for the decisions that shape your next chapter.
01Sustainable finance &
capital connections
capital connections
Strategic perspective for investors and revenue-generating climate technology businesses seeking to scale. Connect commercial ambitions with an experienced network across sustainable finance.
Discuss your objectives02Carbon &
environmental markets
environmental markets
Understand carbon credit generation, environmental market dynamics, and ESG considerations. Bring a seasoned perspective to carbon valuation and emissions reduction opportunities.
Explore your market questions03Energy transition &
ClimateTech strategy
ClimateTech strategy
Navigate the commercial landscape for clean energy, energy efficiency, clean water, and emerging climate technologies. Connect technical innovation with practical business strategy.
Discuss your technology04Expert insight &
thought leadership
thought leadership
Energy and environmental expertise for corporates, financial institutions, government, and legal teams. Peter also brings decades of research and teaching to keynote talks and expert witness work.
Plan a conversationFive decades of insight.
An eye on what’s next.
Peter has been working on energy and environmental issues since the first Earth Day in 1970.
From public-sector energy efficiency to carbon finance, ClimateTech ventures, and global convening, his career has followed one constant: connecting innovation with economic opportunity.
A New York Times bestselling author of What Went Wrong at Enron, Peter has written 17 books, taught renewable energy project finance at Columbia University, and mentored more than 300 students.
SPEAKING HAVE INCLUDEDColumbia
UniversityMITYale
UniversityCarnegie Mellon
UniversityOxford
University
A commitment begins
on the first Earth Day.
Global Change
Associates is founded.
The Wall Street Green
Summit is launched.
Connecting climate,
capital, and technology.
The right people.
The important ideas.
In one room.
Founded by Peter Fusaro in 2002, the Wall Street Green Summit brings practitioners together at the nexus of sustainable finance and climate technology.
A perspective built over time.
A conversation moving forward.
Climate risk.
Financial relevance.
Peter’s perspective on carbon markets, energy transition, and climate-focused fund strategies.
Read Peter’s postBringing experience to
the climate conversation.
Peter’s participation in the WIN Lounge during Climate Week New York 2026.
View the conversationA lifetime of ideas.
Worth listening to.
Explore Peter’s TEDx talk and conversations on energy, finance, and sustainability.
Explore talks & podcastsWhat are you
moving forward?
Tell us where you are, what you’re working on, and the perspective you need.
peterfusaro@gmail.com BASED IN NEW YORK. THINKING GLOBALLY.