2A Biosciences
Santa Monica, US · Founded 2023 · 10 employees on LinkedIn · 5 known investors
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2AB BioscienceS develops first-in-class small molecule therapeutics targeting the 5-HT2A receptor for ophthalmology and central nervous system disorders. The platform uses structure-guided design to create therapies aimed at tissue regeneration, inflammation resolution, and neural circuit restoration.
Founders & leadership
2A Biosciences was founded in 2023 by Alex Speiser, Charles Nichols, PhD, David Nichols, PhD, and Tim Foster, PhD.



Board
Investors · 5
How we know: LIONHEART VENTURES's portfolio page · Not right? Tell us
How we know: Palo Santo VC's portfolio page · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$3.8M disclosed across 1 round · 2023
▶$3.8MraisedJul 2023 · 13 investors · PharmaceuticalsRule 506(b)
- Gopal DasDirector
- Alexander SpeiserExecutive Officer, Director
- Charles David NicholsExecutive Officer, Director
- Timothy Paul FosterDirector, Executive Officer
- David Earl NicholsExecutive Officer, Director
- Offering amount
- $5.5M
- Amount sold
- $3.8M
- First sale
- Mar 2023
- Incorporated
- Corporation, Delaware, 2022
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Frequently asked questions
- What does 2A Biosciences do?
- 2AB BioscienceS develops first-in-class small molecule therapeutics targeting the 5-HT2A receptor for ophthalmology and central nervous system disorders. The platform uses structure-guided design to create therapies aimed at tissue regeneration, inflammation resolution, and neural circuit restoration.
- Who founded 2A Biosciences?
- 2A Biosciences was founded by Alex Speiser, Charles Nichols, PhD, David Nichols, PhD, Tim Foster, PhD in 2023.
- Who are 2A Biosciences's investors?
- 2A Biosciences's investors include Gaingels, LIONHEART VENTURES, Palo Santo VC, Tabula Rasa Ventures, What If Ventures.
- How much funding has 2A Biosciences raised?
- 2A Biosciences has disclosed $3.8M raised across 1 round.
- Where is 2A Biosciences headquartered?
- 2A Biosciences is headquartered in Santa Monica, US.

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