What are the Top Data Annotation Companies Worldwide 2026-2027?
Companies labelling data for machine learning and AI training. Compare verified providers worldwide, see typical 2026-2027 pricing and use our checklist to pick the right partner.
Worldwide view: Clutch-verified Data Annotation Companies ordered by verified client reviews, followed by established industry leaders. Choose a country to see companies for that market.
- 1
Task Virtual
Kolkata, India
- Min. project
- $1,000+
- Hourly rate
- < $25 / hr
- Team size
- 50 - 249
Main services: Back Office Outsourcing, Sales Outsourcing, Search Engine Optimization
- 2
Growth Hub
Udaipur, India
- Min. project
- Undisclosed
- Hourly rate
- Undisclosed
- Team size
- 50 - 249
Main services: Back Office Outsourcing, AI Development, Data Annotation Services
- 3
SixEleven Global Services and Solutions, Inc.
Davao City, Philippines
- Min. project
- $1,000+
- Hourly rate
- < $25 / hr
- Team size
- 1,000 - 9,999
Main services: Back Office Outsourcing, Call Center Services, Customer Service Outsourcing
Established industry leaders worldwide
- 4
Appen
Headquarters: Sydney, Australia
Why listed: Established Data Annotation firm operating internationally.
- 5
Scale AI
Headquarters: San Francisco, USA
Why listed: Established Data Annotation firm operating internationally.
- 6
TELUS Digital
Headquarters: Vancouver, Canada
Why listed: Established Data Annotation firm operating internationally.
- 7
iMerit
Headquarters: San Jose, USA
Why listed: Established Data Annotation firm operating internationally.
- 8
Sama
Headquarters: San Francisco, USA
Why listed: Established Data Annotation firm operating internationally.
About Data Annotation providers
Companies labelling data for machine learning and AI training.
Data annotation companies label images, text, audio and video to train AI models. Label quality and consistency directly affect model performance.
Business services providers range from global outsourcing groups in the Philippines, India, South Africa and Latin America to local firms that must be licensed in the country where you operate.
How to choose the best Data Annotation Companies in 2026-2027
- Ask about QA layers and accuracy guarantees.
- Ask about quality assurance and inter-annotator agreement.
- Check security for sensitive data.
- Run a paid pilot batch first.
What does it cost?
Annotation is usually priced per item or per hour, from a few cents per simple label to several dollars for complex segmentation.
Before you sign
Ask for a written proposal with scope, milestones, team members and exit terms, and speak to at least one current client of each shortlisted provider.
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Frequently asked questions
What are the top Data Annotation Companies in 2026-2027?
Our 2026-2027 shortlist of Data Annotation Companies includes verified providers such as Task Virtual, Growth Hub, SixEleven Global Services and Solutions, Inc., Appen, Scale AI. Use the country selector to see only firms based in your country.
What do Data Annotation Companies do?
Companies labelling data for machine learning and AI training. Data annotation companies label images, text, audio and video to train AI models.
How much do Data Annotation services cost in 2026-2027?
Annotation is usually priced per item or per hour, from a few cents per simple label to several dollars for complex segmentation. Prices vary by scope, seniority and location, so ask at least three providers for written proposals.
How do I choose the right Data Annotation Company?
Ask about QA layers and accuracy guarantees. Ask about quality assurance and inter-annotator agreement. Check security for sensitive data.
How were these Data Annotation Companies selected?
The worldwide view lists Clutch-verified specialists (registered businesses independently verified on Clutch with working websites, ordered by verified client reviews as of November 2026) and established industry leaders. When you choose a country, the main list shows only companies based in that country or with an office there: Clutch-verified firms with a local office, plus established local firms selected by the iCreativez research team. International firms are shown in a separate, labelled section. Inclusion is free and not paid for.
How this list is compiled
Worldwide view: Clutch-verified specialists (registered businesses independently verified on Clutch with a working website, ordered by their number of verified client reviews) followed by established industry leaders. Country view: the main list is strictly local. It shows only Clutch-verified firms with an office in the selected country and established firms based in that country that the iCreativez research team selected for their scale and track record. Large international firms and remote teams that serve the country appear in a separate, labelled section and are never counted as local. Where we have not yet verified enough local firms, the page says so instead of padding the list. Minimum project size, hourly rates and team size are as published by each company in November 2026. Inclusion is free and not paid for. Providers can request a review via our contact page.