The core activity of AD ACTA is the provision of linguistic services, specifically: translations (mainly from German, English and Italian into French), text creation (editing) and editing, revision and proofreading, transcriptions (conversion of audio or video files into text format), video subtitling, post-editing of machine-translated texts, and transcreation (adaptation of marketing texts to the target audience). These services are primarily provided to customers in Switzerland, particularly in the Romandy region.