Appen Limited is engaged in the provision of data solutions and services for global technology companies and government agencies. The Company operates through two segments: Content Relevance and Language Resources. The Content Relevance segment provides annotated data used in search technology (embedded in Web, e-commerce and social engagement) for managing relevance and accuracy of search results. The Language Resources segment provides data used in speech recognizers, machine translation, speech synthesizers and other machine-learning technologies for devices, including Internet-connected devices, in-car automotive systems and speech-enabled consumer electronics. Its solutions include search technology, such as whole-page evaluation and query categorization; language technology, such as phonetic transcription, sentiment analysis, speech-recognition training data, and conversational data; social technology; crowd sourcing, and project management for global deployments.