Aboutus
Ourmissionistoproducesustainablefuelsatscale.
Whoweare
We are a team of exceptional people dedicated to building a generational company that shapes the future.
Over the past decades, we’ve established and grown energy businesses across Latin America, bringing power to millions and developing GW-scale assets in Brazil, Argentina, Chile, Uruguay, Bolivia, Peru, and Mexico.
Now, we are harnessing our deep expertise to address humanity’s most pressing challenge: achieving sustainable growth for generations to come.
Sustainablefuels
We pioneer the production of renewable fuels to ensure a future with sustainable mobility.
We are committed to ensuring no additional CO2 is added to our atmosphere. This is achievable. Sustainable fuels are the key to reducing emissions while allowing humanity to thrive in harmony with nature.
Our goal is to produce drop-in fuels, which are chemically identical to the fuels used today. This allows for a reduction in emissions while utilizing the existing infrastructure, including planes, ships, logistics systems, and end users.
Ourprojects
Project Grosso
Location: Brazil
Status: Pre-Feasibility Executed
Project Grosso represents a bold leap forward in the future of aviation, spearheading the shift toward a more sustainable industry. As the most advanced eSAF project in Latin America, it places Sempen at the forefront of innovation, leading the way in sustainable fuel production. By harnessing a 200 MW electrolyzer and sourcing CO2 from concentrated biogenic sources, the project not only ensures compliance with stringent European mandates but also sets a new standard for efficiency and environmental stewardship. Strategically situated in Brazil, close to its CO2 source, Project Grosso significantly reduces capture costs and maximizes sustainability, paving the way for a cleaner, greener aviation industry.
Project Atlantica
Location: Brazil
Status: Pre-Feasibility Undergoing
Project Atlantica is a transformative step towards a sustainable future, producing green ammonia—a versatile solution with wide-reaching applications as a maritime fuel, fertilizer, and energy carrier. Structured in three dynamic stages, the project begins with a 200 MW electrolyzer and expands to a remarkable 1000 MW in its final phase. By unlocking the immense potential of green ammonia, Project Atlantica sets new benchmarks for sustainability across diverse industries, fueling progress toward a cleaner and more resilient world.
Kahirós
Location: Uruguay
Status: FID Achieved
Uruguay's Kahiros green hydrogen pilot marks a pivotal step in sustainable transport, featuring a 2 MW electrolyzer that produces green hydrogen to fuel a fleet of fuel cell electric vehicles (FCEVs) transporting wood for cellulose production. Powered by a dedicated 5 MW solar plant, the project demonstrates a closed-loop system that integrates clean energy with zero-emission transport, showcasing the potential for a self-sufficient and sustainable future.
Project Holeum
Location: Uruguay
Status: Conceptual Engineering executed
Project Holeum is dedicated to the production of sustainable aviation fuel (SAF) as its primary goal, utilizing the hydroprocessed esters and fatty acids (HEFA) pathway. By processing rapeseed oil and residues like used cooking oil and animal fat, the project also produces renewable diesel as a byproduct. Designed to drive the decarbonization of aviation, Project Holeum adds value to waste materials by transforming them into critical components for sustainable fuel production, reinforcing the circular economy and supporting a cleaner transportation future.
We build
sustainable fuels
to decarbonize global energy.
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