Prolific

Prolific

Private
London, EnglandAI, Data & Cloud Infrastructurehttps://www.prolific.com

Last Round

Series A

Jul 12, 2023

Total Funding Raised

$33.35M

Momentum Score

50 /100

Company Overview

Prolific is a technology company that operates a platform designed to connect researchers and AI developers with vetted human participants for data collection. The platform facilitates online research, including surveys, behavioral studies, and AI model training, by providing access to a large, diverse, and engaged participant pool. Founded in 2014 by Ekaterina Damer and Phelim Bradley, the company aims to improve the quality and reliability of human-derived data. Prolific has received venture capital funding, including a Series A round in 2023, to expand its services, particularly in the US market and within the AI development sector.

Sector

AI, Data & Cloud Infrastructure

Verticals

AI Training Infrastructure, Customer Experience

Business Model

B2B

Customer Profile

Marketplace Commission, Usage-Based SaaS, Services & Consulting

AI Layer

Infrastructure

Keywords

participant recruitmentdata collection platformMTurk alternativeresearch marketplaceAI data collectionhuman-in-the-loopbehavioral researchuser researchvetted participantsdata annotationdata labelinghuman feedback datacrowdsourcing platformresearch APIrepresentative samplespay-as-you-go

Historical Pricing

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Caplight Momentum Score

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Prolific Comps

Public and private peers based on sector, stage, and business model.

CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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Prolific Funding Rounds

Historical fundraising activity

RoundDateAmount RaisedValuationInvestorsSources
Series AJul 12, 2023
SeedDec 5, 2019
AcceleratorAug 20, 2019

Key People

Founding team and executive leadership

Phelim Bradley

CEO, CEO

Executive Team

Jess Fiander

CFO, VP Of Finance

Executive Team

Prolific Investors

Notable investors and investment history

InvestorRounds
PartechSeries A
Pioneer FundSeed
Oxford Science EnterprisesSeries A
University of OxfordSeries A
AltaIR CapitalSeries A, Seed
Y CombinatorSeed, Accelerator
10x Value PartnersSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 1, 2026

    Open roles increased to 2,939, 363% of headcount.

  • May 25, 2026

    Open roles increased to 2,624, 3.24x headcount.

Prolific Filings

SEC and related filings with document metadata.

TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Prolific Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Prolific's valuation, stock price, and market status.

Firmographic Details

HeadquartersLondon, England
Employee Range810
Year Founded2014
Last FundingJul 12, 2023

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