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CompaniesRobotics and AIUpdated Oct 15, 2026

Labelbox

Private. Labelbox provides the data, reinforcement learning infrastructure, and managed agent platform that help AI systems learn and perform real work.

Last round
$100M Series E
Backed by
Infinitum Partners
Launched
2018
People
3
LabelboxOpportunities are private
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Overview

Updated Oct 15, 2026

Every fact carries a numbered source. Where we can't source something, it says so.

Identity fields from the company record are sourced where a source is recorded; those have no number.

Founded
20185
Headquarters
San Francisco5
Sector
Robotics and AI · as of 2026-10-147
Stage
Series E · as of 2026-10-147
Geography
San Francisco

Funding

How much has Labelbox raised?

Rounds and backers, each sourced.

Rounds

  1. 2026-10-14

    Series E · $100M raised7

    Led by Infinitum Partners

  2. 2022-01-06

    Series D · $110M raised4

    Led by Softbank’s Vision Fund II

  3. 2020-02-04

    Series B · $25M raised1

    Led by Andreessen Horowitz

  4. 2019-04-09

    Series A · $10M raised3

    Led by Gradient Ventures

Who backs Labelbox?

  • Infinitum PartnersLed the Series E, 2026-10-147
  • Softbank’s Vision Fund IILed the Series D, 2022-01-064
  • Andreessen HorowitzLed the Series B, 2020-02-041
  • Gradient VenturesLed the Series A, 2019-04-093

Opportunities For accredited investors

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People

Who founded and leads Labelbox?

Names and titles only, each sourced.

  • Brian RiegerCo-founder1
  • Dan RasmusonFounder2
  • Manu SharmaCo-founder & CEO5

Sources

Every claim on this page traces to one of these. The numbers match the citations above.

  1. 1
  2. 2
  3. 3
  4. 4
    Announcing our Series D opens in a new tabFunding · accessed Oct 15, 2026
  5. 5
    About | Labelbox opens in a new tabFounded, Headquarters, People · accessed Oct 15, 2026
  6. 6
  7. 7