Appen

Appen provides high-quality training data and data-labeling services to help organizations build, evaluate, and improve AI and machine learning models. Their offerings include data collection, annotation, transcription, and evaluation across speech, text, image and multimodal domains, supported by a large global, multilingual crowd and tooling for scalable delivery. Appen emphasizes quality, compliance, and operational scalability so enterprises can accelerate development, improve model accuracy and robustness, and deploy AI more confidently.