Data Annotation Services
Data annotation & labelling
For machine learning to perform at its best, data needs to be carefully prepared. Wolfestone provides accurate, human-led data annotation and labelling to ensure your models can recognise patterns, interpret meaning and make smarter decisions.
Whether you need annotated text, audio, images or video, our multilingual expertise and ISO-certified processes guarantee precision, security and scalability.
Get a free quote today or book a call to discuss your project in more detail.
Trusted by global brands and organisations
Get a free quote for AI data annotation
- Unmatched security: We take data privacy seriously. Industry-leading, ISO 27001-certified practices keep your information safe.
- Scalable solutions: Our experienced project managers adapt to your project size, ensuring smooth growth, efficient allocation and timely delivery.
- Exceptional accuracy: Our expert-led labelling guarantees the highest level of data quality.
- Multilingual expertise: Through our linguists, we can annotate data in any language.
Our proven annotation process
From project scoping to labelling, we employ a proven methodology to ensure your multilingual data fuels your machine learning.
1. Scoping & preparation:
We start by working with you to understand your project goals and the specific use case for your model. Once the project scope is defined, we securely acquire your raw data and ensure it's formatted for efficient annotation.
2. Data labelling:
Our team of labellers leverages specialist tools to accurately label your data according to the agreed-upon scheme. This might involve identifying images, transcribing audio recordings or classifying sentiment in text.
3. Project completion:
Upon successful completion, your data is delivered securely in a format compatible with your AI development tools. We provide clear documentation and are happy to answer any questions you may have about the labelled data.
Types of data annotation we offer
Data annotation is the process of adding labels or tags to raw data to make it meaningful and understandable for machine learning algorithms.
The process is the bridge between your raw data and the ability of your model to use it effectively and intelligently.
Text annotation
From sentiment analysis of reviews to entity recognition in documents, we ensure your AI understands the complexity of human language in any language.
Image & video annotation
Through object detection and image segmentation, we transform visuals into structured datasets, enabling your AI to interpret the world with precision.
Audio annotation
We provide multilingual audio annotation, including transcription, speaker identification and sentiment tagging for voice recordings and call data.
Contact us today for a free quote or consultation.
Data annotation services FAQs
Wolfestone: Your source for trusted data annotation
220+
Language pairs
50+
Awards & nominations
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Customer satisfaction
Founded in 2006, Wolfestone delivers trusted translation, interpreting and language solutions for global organisations, combining qualified linguists, smart language technology and a hands-on, responsive approach.
From translation to localisation, we provide tailored services that balance quality and speed, always with real people supporting you every step of the way.
With a mission to enable global trade and communication, we have served organisations from various markets and sectors, including life sciences, manufacturing, marketing, technology and legal.
Specialist linguists across every sector: Work with native-speaking professionals who understand your industry and subject matter.
Fast, flexible and responsive: You'll be matched with a dedicated point of contact who understands your goals and needs.
Solutions tailored to your needs: From certified translation to AI workflows, every project is customised and scoped to fit your timeline, budget and compliance requirements.
Highest standards of accuracy: We are committed to providing the most accurate translation and localisation possible. Our rigorous editing and quality control process involves multiple rounds of human and AI checks to ensure your content is suitable for multiple metrics, including meaning, tone, cultural sensitivity and more.
Uncompromising on quality and security: We're ISO 17100, 9001 and 27001 certified for translation services, quality management and information security, so your materials and data are always in safe hands.
Built for scale and complexity: Whether you need fast-turnaround translations or multi-market localisation, we're equipped to handle projects of any size.