Insights

Open source leverage HumanSignal’s strong open source footprint with Label Studio presents a sales opening to offer enhanced enterprise-grade features, support, and security for teams seeking scalable annotation workflows and governance.

Enterprise expansion Recent signals show HumanSignal expanding into Enterprise Services and Frontier Data Labs, creating cross-sell opportunities for data labeling, multimodal annotation, and proprietary data collection services to larger organizations.

AI collaboration demand With ABBYY, IBM, NVIDIA and others involved in DocLang launches, there is a broader market move toward standardized data workflows; position HumanSignal as a trusted partner for integrating proprietary data and human feedback into foundation models.

Diversified data strategy Recent acquisitions and new labs indicate a strategy around novel data collection and autonomous labeling; target data-heavy industries (enterprise software, e-commerce, fintech) that require high-quality labeled data and ongoing validation.

Product leadership The leadership hires and product-focused appointments (e.g., Vice President of Product) suggest a buy-ready market for leveraging advanced labeling platforms, automation, and quality review workflows to improve model performance and time-to-value.

HumanSignal Tech Stack

HumanSignal uses 8 technology products and services including Outreach.io, Asana, Reddit, and more. Explore HumanSignal's tech stack below.

  • Outreach.io
    Customer Relationship Management
  • Asana
    Issue Trackers
  • Reddit
    Message Boards
  • Celery
    Open Source
  • Vercel
    Platform As A Service
  • PHP
    Programming Languages
  • Airtable
    Project Management
  • Greenhouse
    Recruitment Marketing

Media & News

HumanSignal's Email Address Formats

HumanSignal uses at least 2 format(s):
HumanSignal Email FormatsExamplePercentage
First@heartex.comJohn@heartex.com
62%
Last@heartex.comDoe@heartex.com
38%
First@humansignal.comJohn@humansignal.com
100%

Frequently Asked Questions

What is HumanSignal's official website and social media links?

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HumanSignal's official website is humansignal.com and has social profiles on LinkedInCrunchbase.

How much revenue does HumanSignal generate?

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As of July 2026, HumanSignal's annual revenue is estimated to be $25M - $50M.

What is HumanSignal's NAICS code?

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HumanSignal's NAICS code is 5112 - Software Publishers.

How many employees does HumanSignal have currently?

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As of July 2026, HumanSignal has approximately 95 employees across 5 continents, including North AmericaEuropeAsia. Key team members include Vp - Emea: H. S.Head Of Growth: A. G.Head Of Delivery Strategy: M. S.. Explore HumanSignal's employee directory with LeadIQ.

What industry does HumanSignal belong to?

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HumanSignal operates in the Software Development industry.

What technology does HumanSignal use?

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HumanSignal's tech stack includes Outreach.ioAsanaRedditCeleryVercelPHPAirtableGreenhouse.

What is HumanSignal's email format?

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HumanSignal's email format typically follows the pattern of First@heartex.com. Find more HumanSignal email formats with LeadIQ.

How much funding has HumanSignal raised to date?

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As of July 2026, HumanSignal has raised $29M in funding. The last funding round occurred on May 18, 2022 for $25M.

When was HumanSignal founded?

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HumanSignal was founded in 2019.
HumanSignal logo

HumanSignal

Software DevelopmentCalifornia, United States51-200 Employees

HumanSignal is a San Francisco-based software development company that helps data science teams build AI models aligned with their own data and human feedback. As generative AI evolves, the firm emphasizes differentiating foundation models by guiding them with proprietary data and human input. It is the creator of Label Studio, a widely used open source data labeling platform, and offers Label Studio Enterprise as a cloud service that adds security, automation, quality review workflows, and performance reporting for teams including Bombora, Geberit, Outreach, Wyze, and Zendesk. The Label Studio ecosystem has grown to more than 250,000 users who have collectively annotated over 100 million pieces of data. In late 2025, HumanSignal expanded its data capabilities through the acquisition of Erud AI and the launch of Frontier Data Labs for novel data collection.

Section iconCompany Overview

NAICS Code
5112 - Software Publishers
Founded
2019
Employees
51-200

Section iconFunding & Financials

  • $29M

    HumanSignal has raised a total of $29M of funding over 2 rounds. Their latest funding round was raised on May 18, 2022 in the amount of $25Mas a series_a.

  • $25M - $50M

    HumanSignal's revenue is estimated to be in the range of $25M - $50M

Section iconFunding & Financials

  • $29M

    HumanSignal has raised a total of $29M of funding over 2 rounds. Their latest funding round was raised on May 18, 2022 in the amount of $25Mas a series_a.

  • $25M - $50M

    HumanSignal's revenue is estimated to be in the range of $25M - $50M

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