Tono Aguilar
Tono Aguilar

Tono Aguilar

Founder and President, CASSA

Tono Aguilar is a social and environmental entrepreneur from Guatemala. He is founder and president of CASSA, a sustainable construction company that builds climate-smart affordable-homes for all income levels.  Prior to CASSA, he co-founded Quetsol (now Kingo Energy), a distributed solar energy company focused on the Base of the Pyramid. He is a graduate of Harvard University, where he obtained a Master’s in Astrophysics and a BA in Astrophysics and Physics. 

AVAILABLE ON 5 November 2021

Bamboo: the new way to construct sustainably

Learn how bamboo can revolutionise the way we build our from homes, to schools, businesses, temples and shopping malls.


CASSA, the premier sustainable construction company in Guatemala, builds homes that integrate 4 pillars: carbon-neutrality, water, energy and sanitation. All CASSA homes integrate carbon-negative building materials, like bamboo, and capture rainwater, generate renewable energy, recycle, and treat wastewater – at an affordable price. CASSA can design and build personalized sustainable construction solutions for a wide range of needs and sizes, helping make them universally accessible.  CASSA works with financial institutions, international organizations, and local communities to make sustainable homes affordable to those who most need it.  Throught more than 80 construction projects, CASSA has directly installed more than 11 million gal clean water capacity, delivered over 614,000 kWhr of clean energy and captured over 2,000 tons of CO2.