Prolific

Making diverse, high-quality data easily available to anyone, anywhere

prolific.com

HQ: London, England, United Kingdom

51-200

B2B

Company research

Public company, workplace, funding, and market signals

Updated Aug 2, 2026

Overview

Prolific is a privately held London-based human-data platform founded in 2014. It connects researchers, AI developers and product teams with verified, fairly paid participants for behavioral research, surveys, AI training, model evaluation, preference tuning and human-feedback workflows. The company reports 200,000+ active participants, 35,000+ data collectors and 10,000+ organizations on its current About page.

Primary product

A web platform and API for targeted participant recruitment and human-data collection, complemented by managed research/AI-data services and AI Task Builder/agent-evaluation tools.

Founded

2014

Headquarters

London, United Kingdom

Team size

Approximately 100–200; the latest clearly sourced public figure found was 180 (YC), while Prolific reported more than 100 employees in July 2023.

Work style

Remote

Industry

Software development / technology

Sub-industry

Human-data collection, online research panels, AI training and evaluation infrastructure

Offices

London, United Kingdom

New York City, United States

Business model

Pay-as-you-go research platform fees on participant rewards

Managed Services with custom project pricing for complex research and AI training

API/CLI and embedded participant-pool integrations

Researcher and enterprise services

Participant-side marketplace where participants are paid by study owners

Funding

Stage

Series A; privately held, generating revenue

Total raised

$33.7M

Latest round

Series A · Jul 2023

Latest amount

$32M

Series A

Jul 2023 · Partech and Oxford Science Enterprises

$32M

Seed

Dec 2019 · Pioneer Fund and AltaIR Capital

$1.2M

Accelerator / YC

Aug 2019 · Y Combinator

$150K

Non-equity assistance / accelerator

Aug 2014

People & investors

Leadership

CEO & Co-founder

VP of Engineering

VP of Product

VP, Prolific for Research

Badrudin Khan

Chief Technology and Product Officer

Founders

Ekaterina Damer

Co-founder

Investors

10x Value Partners

AltaIR Capital

Oxford Science Enterprises

Partech

Pioneer Fund

Y Combinator

Work & culture

Remote-first, flexible and mission-driven, with stated values including winning together, caring deeply about customers, making every minute count, optimism, embracing change and aiming high. Careers materials emphasize autonomy, DEI, learning, and regular in-person meet-ups rather than mandatory office attendance.

Work style

Remote

Compensation

Public signals include transparent salary bands in some recruiting channels and a US Enterprise Account Executive listing showing a $140,000–$175,000 base range. Company-wide compensation data and visa sponsorship policy were not clearly published; participant reward rates are not employee compensation.

Benefits

Share options

Home-office budget with annual renewal/top-up

Personal learning and development budget (reported as £1,000/$1,000 annually in relevant location pages)

Remote-first work with company-wide and team meet-ups

Annual all-expenses-paid company get-together

UK/US health and retirement benefits

Parental leave

Paid/compensated hiring task (£50/$50 voucher)

Product & market

Pricing

Platform: no monthly fee; pay participant rewards plus a 42.8% corporate platform fee or 33.3% academic/non-profit fee, with VAT applying to the platform fee where relevant. Managed Services use custom project-based pricing.

Differentiators

—Verified and actively engaged participant pool rather than anonymous/bot-heavy recruitment
—Fair-pay and participant-quality orientation
—300+ targeting filters and identity/behavioral quality controls
—API-first workflows, CLI and integrations
—Fast, on-demand collection and longitudinal cohort management
—Human feedback and specialist-domain experts for AI evaluation
—Authenticity checks and a stated 100% Human Guarantee for eligible bot-check workflows

Technology

Python

JavaScript

TypeScript

Vue.js

Django REST Framework

MongoDB

DynamoDB

AWS

Google Cloud Platform

Kubernetes

Celery

Amazon EventBridge

CircleCI

GitHub Actions

Datadog

REST API

CLI

AI Task Builder

Customers

Google

Stanford University

University of Oxford

King's College London

European Commission

Clemson University

Meaning Alignment Institute

Open Science Tools

Braided Communications

AI2 Institute

Columbia University

Collective Intelligence Project

Ballpark

Competitors

Amazon Mechanical Turk

CloudResearch Connect

UserTesting

Respondent

Dynata

YouGov

Qualtrics Panels

Scale & contact

Estimated revenue

Approximately $10 million–$25 million annual revenue/ARR (third-party estimates; not audited or company-confirmed)

info@prolific.com 0151 808 1524

Latest news

Introducing longitudinal projects on Prolific

Prolific · May 2026

Introduced a dedicated multi-wave research workflow with retention/cost calculators, reusable targeting and live attrition monitoring.

Introducing authenticity checks: Detect AI agents and responses in your research

Prolific · Feb 2026

Launched LLM and bot authenticity checks, reporting 98.7% precision for AI-generated free text and 100% accuracy for AI-agent detection in testing.

Prolific in 2025: More precision, larger scale, and stronger safeguards

Prolific · Dec 2025

Reported 380,000+ studies/tasks and 8 million participant-contributed hours in 2025, alongside specialist pools, Protocol quality controls, HUMAINE and Taskflow improvements.

What’s new with Prolific: 7 ways to elevate your research in 2025

Prolific · Dec 2024

Product and platform updates including AI Task Builder, expanded participant pool and new sampling features to support large-scale model-training and evaluation workflows; company updates and feature roadmap described on Prolific's resources hub [Prolific](https://www.prolific.com/resources/what-s-new-with-prolific-7-ways-to-elevate-your-research-in-2025).

Prolific expands in the US with opening of New York City hub

Prolific · Feb 2024

Announced a New York City coworking hub to deepen US research relationships while retaining a remote-first operating model.

Jobs and careers at Prolific

32 jobs at Prolific

Strategic Projects Lead, Managed Services

Remote

Services

United States; New York, New York, United States; Prolific - Remote Mexico

Today

Remote

Full-time