GregoryConstantine
Entrepreneur · Artist · Designer · Inventor
Biography
Full biography →Gregory Constantine is an Australian-born entrepreneur, artist, designer and inventor based in the United States. He is the Founder and Chief Executive Officer of Air Company Holdings, Inc (AIRCO), a technology company developing systems that convert carbon dioxide and hydrogen into fuels and industrial products.
His work moves between company building, industrial technology, product design and culture. Through AIRCO, Constantine has helped bring carbon-conversion technology into forms ranging from AIR Vodka and AIR Eau de Parfum to sustainable aviation fuel and the deployable MAD Fuel System. His practice considers how complex scientific systems can become clear, useful and desirable products.
Under his leadership, AIRCO has developed sustainable aviation fuel, ethanol, methanol and modular fuel-production systems. The company has secured more than $110 million in private capital and strategic financing, alongside more than $80 million in publicly announced U.S. defense contracts and non-dilutive government funding.
Constantine was named to Forbes’ 30 Under 30 in 2017 and named an EY Entrepreneur Of The Year® in 2026. He graduated from the University of Sydney and completed executive education at Harvard Business School. His wider practice continues through objects, writing, art and emerging creative work.