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1s1 Energy

operating company · company profile

Sao Paulo · 11 people tracked

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Investment thesis

1s1 Energy pursues materials innovation to enable cost-effective and reliable green hydrogen production as a pathway to decarbonization. The company leverages patented boron-based chemistries and electrolysis technology, with collaborations spanning academic institutions like MIT and Lawrence Berkeley National Laboratory, government programs including the European Commission's Hy2Tech IPCEI project, and industry partners such as Enel Green Power. The approach combines deep materials science expertise with entrepreneurial execution to commercialize solutions at scale.

Source: firm website, verified Oct 11, 2026.

HQ
Sao Paulo, BR
Founded
2022

Team · 11 people

from the firm's website & curated & public directories
Daniel Sobek, Ph.D.· Co-founder, CEOin

MIT-trained technologist and serial entrepreneur who has founded three startups as CEO. He develops innovative products through collaboration with diverse teams, drawing on experience across both large corporations and early-stage ventures.

Sukanta Bhattacharyya, Ph.D.· Co-founder, CTOin

Accomplished materials chemist and entrepreneur trained at leading academic institutions in India and Europe, including the Max Planck Institute in Heidelberg. He applies an application-driven approach focused on developing innovative, practical, and scalable material chemistries.

T. Don Tilley, Ph.D.· Co-founder

World-renowned organometallic chemistry and catalysis expert holding a chaired position at UC Berkeley and serving as Faculty Senior Scientist at Lawrence Berkeley National Laboratory. He provides advisory insights to government institutions and material-focused organizations.

Thiago Figueiredo· Co-founder, CBOin

Economics background with expertise in impact investing. Previously founded and sold a B-corporation managing a sustainable forestry project certified by the Forestry Stewardship Council, and worked as a venture capitalist managing a life science startup portfolio.

Carlos Esteban· Board of Directors Observerin

Carlos Esteban, a PhD life scientist turned investor, co‑leads one of Iberia's first deep‑tech ocean and climate funds, investing from Barcelona to bridge academia and VC and channel Portuguese talent.

Anthony Zorzos, Ph.D.· Director of Engineeringin

Applied physics graduate from Brown University and engineer from MIT. Previously led significant technology development projects at Kernel and Draper Laboratories.

Helenain

Trilingual engineer and business strategist with over 20 years in technology, process optimization, and multilingual operations. Holds an engineering degree from USP and MBA from FGV, with expertise in global IT implementations, compliance, and cross-functional team management across Latin America.

Marc-Alexander Schwarze· Senior Electrochemical Engineer

Chemical engineer trained at the University of Connecticut and Delft University of Technology.

Nicolas Kusserow· Chief of Staffin

Holds degrees in comparative law and business administration with expertise in business and venture capital operations.

Sirlon Blaskievicz, Ph.D.· Senior Electrochemistin

PhD in chemistry from Federal University of São Carlos with background in clean energy generation. Part of 1s1 Energy's operations in Brazil.

Marcelo Grecoin

Founder mafia

3 people who came through 1s1 Energy went on to found or lead other companies.

Frequently asked questions

What sectors does 1s1 Energy focus on?
1s1 Energy focuses on Cleantech, Deep Tech, Energy, New Materials.
Where is 1s1 Energy located?
1s1 Energy is headquartered in Sao Paulo, BR.

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