Prolific
YC S19London, GB · Founded 2014 · 180 employees · Hiring · 7 known investors
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Prolific connects researchers, AI developers, and product teams with vetted participants for collecting high-quality human data for AI training, surveys, and behavioral research. The platform enables customers across science, technology, and industry to access verified and diverse participant pools for reliable data collection.
Also known as Prolific Technologies, Inc.
Founders & leadership· Y Combinator alumni (S19)
Prolific was founded in 2014 by Phelim Bradley.

Board

Investors · 7
How we know: Oxford Science Enterprises's portfolio page · techcrunch.com · Y Combinator's founder network · Not right? Tell us
How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: a partner's Signal profile · board seat on SEC Form D · techcrunch.com · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · open dataset · 5k.vc investor directory · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$16.6M disclosed across 1 of 2 rounds · 2023
▶$16.6MraisedMay 2023 · 18 investors · Other TechnologyRule 506(b)
- Sam HarmanDirector
- Omri BenayounDirector
- Enrico D'AngeloDirector
- Phelim BradleyExecutive Officer, Director
- Offering amount
- $16.6M
- Amount sold
- $16.6M
- First sale
- Apr 2023
- Incorporated
- Corporation, Delaware, 2019
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 9
Companies working in the same space as Prolific.
Legal entities · 1
corporate structureFrequently asked questions
- What does Prolific do?
- Prolific connects researchers, AI developers, and product teams with vetted participants for collecting high-quality human data for AI training, surveys, and behavioral research. The platform enables customers across science, technology, and industry to access verified and diverse participant pools for reliable data collection.
- Who founded Prolific?
- Prolific was founded by Phelim Bradley in 2014.
- Who are Prolific's investors?
- Prolific's investors include 10xvaluepartners, Oxford Science Enterprises, Y Combinator, Altaclub VC, AltaIR Capital, Partech Ventures, Pioneer.
- How much funding has Prolific raised?
- Prolific has disclosed $16.6M raised across 1 of its 2 known rounds.
- Where is Prolific headquartered?
- Prolific is headquartered in London, GB.












