audio Data Annotation Companies

Compare 6 company profiles. Verify current services, application requirements and availability directly.

Location matches come from imported role listings and do not establish current country eligibility.

  • AIData.Broker

    AIData.Broker is the seller's agent for AI training data. AI labs pay for the records a company makes as it works (support tickets, email, chat, source code, documents) and for video, audio, images and text. There is no price list, so the site collects every public price paid, offered or listed, each with its source a…

  • AITraining.jobs

    AITraining.jobs is the job board for AI training work: getting paid to train, evaluate, annotate, red-team, transcribe and provide expert data for AI models. It tracks 65 platforms and pulls the open roles daily from the 29 that publish a job feed (3,682 open roles on 17 October 2026, about 270 new each week), and sho…

  • NextWealth

    NextWealth is an AI data operations and Human-in-the-Loop (HITL) company founded in Bengaluru, India, in 2009. With 5,000+ domain-trained specialists operating across Tier-2 delivery centers, NextWealth delivers enterprise-grade data annotation, computer vision labeling, NLP, and content moderation services to Fortune…

  • Spirelight.ai

    Spirelight.ai collects and annotates speech data for teams building speech recognition, text-to-speech and other voice models. Projects can include speech transcription, time alignment, speaker turns and audio annotation to an agreed brief. Through Speechdata.ai, it also licenses off-the-shelf conversational speech d…

  • Mercor

    Mercor is a remote talent platform that recruits professionals to help leading AI labs and enterprises train and evaluate frontier models. Its project marketplace covers software engineering, law, finance, medicine, research, languages, quality assurance and multimodal data work. Recent public listings ranged from abo…

  • Micro1

    micro1 recruits subject-matter experts in engineering, medicine, finance, law, language and other fields for remote AI-training projects. Applicants can apply to a listed opportunity or certify skills for future matching. Its public FAQ says certification does not guarantee immediate placement, and its global recruiti…