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Osium AI

YC S23

Paris, FR · Founded 2023 · 2 employees · Hiring · 11 known investors

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Osium AI develops an AI-powered platform that helps industry leaders accelerate materials innovation and discovery by optimizing experimentation and managing research data. The platform serves companies in the materials science, chemicals, and related industries seeking to improve material performance and sustainability.

Also known as Matter.ai

AI & Machine LearningDeep TechEnterprise SoftwareNew MaterialsFranceEurope

Founders & leadership· Y Combinator alumni (S23)

Osium AI was founded in 2023 by Sarah Najmark and Luisa Bouneder.

SNSarah Najmark
Sarah NajmarkCo-founder and CEOShe holds a Master of Science from Stanford University with research experience in AI, studied mathematics, physics, and chemistry at École Centrale Paris, and previously served as a tech lead and product manager at Google X for three years, with two AI patents to her name.
LBLuisa Bouneder
Luisa BounederCo-founder & CTOuntil 2026

Investors · 11

Fundamental Ventureslisted by Fundamental VenturesLakewayvia Charlie Pinto · inferred

How we know: Fundamental Ventures's portfolio page · Y Combinator's founder network · Not right? Tell us

Kima Ventureslisted by Kima VenturesParis · $50K – $5M

How we know: Kima Ventures's portfolio page · funding news · thesaasnews.com · Y Combinator's founder network · Not right? Tell us

Point Reyes Managementlisted by Point Reyes Management
Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · funding news · thesaasnews.com · open dataset · 5k.vc investor directory · Not right? Tell us

AtomicoreportedLondon

How we know: Y Combinator's founder network · Not right? Tell us

RAISEreportedParis

How we know: Y Combinator's founder network · Not right? Tell us

Sandhill (ex Stonks)reportedSan Francisco

How we know: Y Combinator's founder network · Not right? Tell us

Sequoia CapitalreportedMenlo Park · $100K – $50M

How we know: Y Combinator's founder network · Not right? Tell us

SingularreportedParis

How we know: funding news · thesaasnews.com · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us

Also in the syndicate · 1

Ebert Hera Group

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Related companies · 4

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Pano AIPano develops artificial intelligence and machine learning technology solutions to help utility companies and fire agencies detect and manage wildfire threats. The company serves emergency managers and professionals in the utility and fire industries seeking to protect communities from wildfires.
RossumRossum provides an AI-powered platform for intelligent document processing, using AI agents and a proprietary transactional LLM to ingest, read, validate, and transform data from transactional documents such as invoices, then trigger approvals, communications, and integration with downstream ERP systems. It targets enterprises automating accounts payable and other document-heavy back-office workflows.
AitimesAI Times is a South Korean online news publication covering artificial intelligence technology, industry developments, and related companies. It publishes articles on AI tech, AI industry news, interviews, and opinion pieces.

Companies working in the same space as Osium AI.

Legal entities · 1

corporate structure
Osium AI, Inc.

In the news

Osium AI Raises $2.6 Million in Seed Round | The SaaS Newsthesaasnews.com · Nov 2023Osium AI uses artificial intelligence to speed up materials innovation | TechCrunchtechcrunch.com · Nov 2023Osium AI Funding | $100K-5.0M Revenue | Complete Analysis | Extruct AIextruct.ai · Nov 2023Our favorite startups from YC's Summer 2023 Demo Day, Day 1techcrunch.com · Sep 2023🚀 Osium AI - AI for advanced and sustainable materials discoveryycombinator.com · Jul 2023

Frequently asked questions

What does Osium AI do?
Osium AI develops an AI-powered platform that helps industry leaders accelerate materials innovation and discovery by optimizing experimentation and managing research data. The platform serves companies in the materials science, chemicals, and related industries seeking to improve material performance and sustainability.
Who founded Osium AI?
Osium AI was founded by Sarah Najmark, Luisa Bouneder in 2023.
Who are Osium AI's investors?
Osium AI's investors include Collaborative Fund, Fundamental Ventures, Kima Ventures, Point Reyes Management, Y Combinator, Atomico, RAISE, Sandhill (ex Stonks) and 2 more.
Where is Osium AI headquartered?
Osium AI is headquartered in Paris, FR.