MentionFox lists 16 Neurotech companies. Of them, 8 are Y Combinator companies (the newest batch here is Summer 2026, with 1); 6 filed a Form D notice with the SEC; 2 won an SBIR or STTR award. Across the 6 Form D notices in the table that report an amount sold, the median is $2.1M; the largest is $78.8M, by Alzheon, Inc. (its Form D, filed Sep 10, 2026).
Neurotech startups
| Company | What it does | Date | Amount | Round / stage | Record |
|---|---|---|---|---|---|
| Spike Neuro LLC | Advancing high-density carbon fiber electrode arrays for commercial neurotechnology applications - abstract the ability to measure and… | Award starts Sep 25, 2026 | $1.7M | SBIR Phase II | Federal award record |
| Alzheon, Inc. (funding history) | Filed Sep 10, 2026 | $78.8M | SEC Form D | ||
| Bioliberty Ltd | Filed Aug 27, 2026 | $2.9M | SEC Form D | ||
| Fareon, Inc. (funding history) | Filed Aug 19, 2026 | $2M | SEC Form D | ||
| Parley Neurotech Inc | Filed Jun 17, 2026 | $140,000 | SEC Form D | ||
| Parasma | Training human brain cells for AI compute | Summer 2026 | Y Combinator batch | Y Combinator listing | |
| Firefly Neuroscience, Inc. (funding history) | Filed Apr 16, 2026 | $2.3M | SEC Form D | ||
| Resuscitation Innovations LLC | Commercialization of the head up cpr system for improving survival after cardiac arrest - abstract sudden cardiac arrest (sca) is a… | Award starts Sep 1, 2025 | $498,453 | SBIR Phase I | Federal award record |
| Exin Therapeutics | AI drug discovery platform for neurotherapeutics | Winter 2025 | Y Combinator batch | Y Combinator listing | |
| Piramidal | Foundation Model for the Brain | Winter 2024 | Y Combinator batch | Y Combinator listing | |
| GenrAb, Inc. | Filed Dec 30, 2022 | $450,000 | SEC Form D | ||
| Craniometrix | Using AI to help dementia patients age at home | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| BrainKey | Brain Longevity | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| Circumvent | Utilizing monogenic disorders to inform and solve highly complex… | Summer 2018 | Y Combinator batch | Y Combinator listing | |
| Rain Neuromorphics | We build artificial intelligence processors inspired by the brain | Summer 2018 | Y Combinator batch | Y Combinator listing | |
| Bios Health | Neural interfaces to understand and use nerve data in medicine. | Winter 2017 | Y Combinator batch | Y Combinator listing |
Selling to these companies?
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Figures come only from the record linked in each row; a blank means the record gives none. How these lists are built.