CrowdFlower is the leading data enrichment platform for data scientists. Their quality-control technology is the most accurate and fastest way to collect, label, and clean data from an on-demand workforce. They call this people powered data enrichment. The CrowdFlower platform automates the management of the online workforce to tackle tasks that require human intelligence like: - Search relevance tuning - Data categorization - Image annotation - Metadata creation - Sentiment analysis - Transcription - De-duplication By accessing over 5 million on-demand contributors, CrowdFlower is the smarter and better way to tackle large quantities of repetitive work. When compared to alternatives like outsourcing or managing interns, CrowdFlower eliminates the lead time and overhead of traditional hiring, managing staff or outsourcing to save OPEX and avoid lost revenue. Their primary goal is to ensure results are of the highest quality. Quality assurance can be time consuming and delays getting the final results wanted. CrowdFlower has the industry's best quality control mechanisms and they track everything from contributor response velocity to answer distribution. CrowdFlower assigns every unit of completed work a confidence score to ensure the work completed has only been done by trusted and proven contributors. Companies of all sizes have seen impressive results with CrowdFlower and include LinkedIn, Intuit, Delectable, The Home Depot, Yahoo!, Edelman and ebay. Founded in 2009, CrowdFlower is backed by Trinity Ventures and Bessemer Venture Partners.
San Francisco, US
130 (est)
CrowdFlower was founded in 2008 and is headquartered in San Francisco, US

Key People at CrowdFlower

Lukas Biewald

Lukas Biewald

Founder, CEO
Jeff Auston

Jeff Auston

VP Engineering
Chris Van Pelt

Chris Van Pelt

CTO / Founder

CrowdFlower Locations

San Francisco, US
New York, US

CrowdFlower Metrics

CrowdFlower Summary

Founding Date


Total Funding

$28 M

Latest funding size

$12.5 M

Time since last funding

over 2 years


We estimate that CrowdFlower's latest funding round in September 2014 was $12.5 M. In total, CrowdFlower has raised $28 M

CrowdFlower Online Presence

CrowdFlower News

CrowdFlower Company Life

You may also be interested in