Fatty chemicals built from renewable
and EU resilient feedstocks.
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Critical ingredients for household, textile, and personal care, made through a new european industrial route.
Critical ingredients for household, textile, and personal care, made through a new european industrial route.
Invisible but essential. These molecules are already present in many of the everyday products lining the shelves of supermarkets and pharmacies, from personal care to household cleaning, from textile detergency and softening to fragrances and flavours. The industry depends on them. The supply chain behind them is what has to change, urgently.
The problem
The home & personal care industry depends on palm- or petrochemical-derived chemicals. That dependency has become a compliance liability. EUDR enforcement, deforestation pressure and feedstock volatility are forcing every procurement director to find an alternative.
The cost of palm oil
The expansion of palm oil plantations has been one of the largest drivers of tropical deforestation over the past three decades. Forests that took millennia to form have been cleared in months to meet the demand for cheap vegetable-derived ingredients. The environmental cost is structural, not incidental. The regulatory response is already here.

Source: European Central Bank, Economic Bulletin 2024.
Source: IndexMundi, Commodity Prices.
Our solution
A new european industrial route that removes the biological and geopolitical dependencies behind every competing solution. The process is thermocatalytic and cost-competitive, designed for global scale from the start.
A proprietary one-step thermocatalytic process that converts syngas into fatty chemicals, with lower production costs than current biotech alternatives. Designed to be scalable and robust from day one.
Fatty chemicals produced from renewable, domestic EU biomass residues (bio-syngas) or from CO₂ recycling (e-syngas).
Our raw materials are residual feedstocks: 100% domestic EU resources with 50-times greater availability than current palm oil imports.
Predicted carbon footprint reduction of up to 75% and 90% through Olesym bio-syngas and e-syngas routes, respectively.
Our ingredients are produced without animals, algae, yeast, insects, microbial fermentation or genetic engineering.
The molecule
Fatty chemical ingredients are molecules built from two structural elements: a functional head and a hydrophobic “fatty” tail. Both the identity of the head as well as the length of the tail determine the ingredient’s functional properties. Olesym controls both.
Olesym produces various types of EU-made, EUDR-compliant, deforestation-free, sustainable and vegan fatty chemicals ready for qualification. These ingredients are building blocks of modern household, textile and personal care product formulations.
Fresh, citrus, green and floral notes. Used to deliver brightness, freshness and diffusion in formulations where olfactory performance across rinse-off and leave-on applications is valued.
Request a sample →High-performance surfactants for detergents and cleaning formulations, delivering effective foaming and cleansing.
Conditioning agents for personal-care and textile-care formulations, delivering softness, manageability and antistatic performance across rinse-off and leave-on applications.
Functional additives for personal-care, home-care and industrial formulations, providing viscosity control, foam stabilization and conditioning performance.
Direct replacement for current ingredients derived from palm oil or petroleum.
Produced in Spain from European-sourced, deforestation-free biomass inputs. Full origin traceability from feedstock to finished product.
Product samples available upon request for qualification. Get in touch today to arrange a test.
Supply assurance Every batch is traceable to its origin. No tropical feedstock enters the process at any stage. Full documentation for EUDR compliance files from day one.
EUDR-ready Produced in Spain from european-sourced, deforestation-free biomass inputs. Full origin traceability from feedstock to finished product.
Traction and stage
Olesym is at TRL 4, with the technology validated at laboratory scale and a costed roadmap to pilot and industrial deployment. The technology is not a concept. The milestones are not projections.
Emerged from 2 excellence research programs of the European Research Council (ERC-CoG & ERC-PoC).
One-step thermocatalytic conversion of syngas to fatty chemicals validated at laboratory scale.
3 patent families, 1 trade secret & 10 years know-how protecting Olesym core technology.
Raising to fund transition to pilot validation.

100%
Renewable, EUDR-compliant, deforestation-free products.
0
Dependence on carbon raw materials from outside the EU (vegetable oils or petrochemicals).
TRL4
Technology ready for up-scale to pilot operation & go-to-market.
4-10 times
Lower carbon footprint than today's oleochemical and petrochemical fatty ingredients.
Team
Olesym is the result of more than a decade of EU-excellence research at one of the leading chemistry institutes, paired with operational experience scaling deep tech across European markets.
Joost Korver
Chief Executive Officer (CEO)
Twenty years of commercial operations in energy and sustainability across european and international markets. Previously helped grow two deep tech companies through Series A.
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Ilaria Ceteroni
Chief Technology Officer (CTO)
Chemical engineer and researcher at ITQ (UPV-CSIC), co-inventor of the core technology behind Olesym. International R&D track record across Italy, the UK, the Netherlands, and Spain.
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Gonzalo Prieto
Chief Scientific Officer (CSO)
PhD chemical engineer with 20+ years of R&D experience at ITQ, Utrecht University and Max Planck Society. Principal Investigator on seven european projects, including two ERC grants. Inventor of 15 patents, eight already licensed to industry.
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Iker Marcaide
Board Member
Impact entrepreneur and investor. Founder of Flywire (NASDAQ-listed, multi-billion dollar company), Executive Chairman of Zubi Group and CEO of Matteco. MBA and Master in Science from MIT Sloan.
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Pol Hortal
Advisor
Driven by a passion for technology and innovation, and fueled by curiosity, actively supports groundbreaking scientific discoveries across Europe, helping turn them into successful, high-impact ventures.
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ITQ Institute for Chemical Technology, one of Europe's leading R&D institutes in catalytic chemistry.
Best entrepreneurial project emerging from the Spanish Research Council (CSIC) nationwide.
Best entrepreneurial project emerging at the Innovation competition of the Polytechnic University of Valencia.
To the best incipient entrepreneurial projects in Spain.
Sample requests, investor conversations, EIC enquiries, strategic partnerships, or any other reason to start a conversation. Olesym responds within 48 hours.
Thank you for reaching out. We have successfully received your message and will get back to you as soon as possible.
Best regards,
The Olesym Team