Toloka

Toloka is a European data-centric company based in Amsterdam, with additional offices in the US, Israel, Switzerland, and Serbia. Founded over a decade ago, Toloka specializes in supporting AI development by providing high-quality data solutions throughout the AI lifecycle, from model training to evaluation. The company offers expert-driven data solutions that combine machine learning technology with human expertise. Its key services include data annotation, generation, and collection for training AI models, as well as custom dataset creation and synthetic data curation. Toloka emphasizes a human-in-the-loop approach, utilizing a global crowdsourcing network to enhance data quality and ensure ethical standards. The company serves enterprises focused on generative AI and machine learning systems, collaborating with top universities and contributing to open-source initiatives to promote responsible AI practices. Toloka's mission is to empower businesses to create safe and trustworthy AI products through high-quality, human-curated data.

Information Technology & Services Amsterdam, Netherlands Founded 2014 ~383 employees

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Employees
383
+0.3% in the 3 months to Jun 2025
Revenue / employee
$650K
Revenue ~$249M
Total funding
$72M
Last round May 2025
12-month attrition
22.8%
Tech: 20.5%
H1B filings, FY2026
1
Sponsors visas
Open jobs
349
Last 30 days

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Sales1

Funding

  • May 2025 · $72M · Bezos Expeditions

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Toloka FAQ

How many employees does Toloka have?

Toloka has about 383 employees, up 0.3% over the 3 months to Jun 2025.

Does Toloka sponsor H1B visas?

Yes. Toloka filed 1 H1B (LCA) application in FY2026, according to the latest U.S. Department of Labor disclosures. It was for a Sales role.

What is Toloka's revenue per employee?

Toloka makes about $650K in revenue per employee, based on $249M annual revenue and 383 employees.

How much funding has Toloka raised?

Toloka has raised $72M in total funding.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.