VoxSigma - VoxSigma offers a large vocabulary of speech-to-text capabilities in multiple languages that includes adaptive features allowing the transcription of noisy speech and is designed to transcribe large quantities of audio and videos.
Speechmatics - As experts in Machine Learning, Speechmatics provides Automatic Speech Recognition available in private or public clouds and securely on-premises.
Yack.net - Recorded and transcribed calls for team collaboration
IBM Watson Speech to Text - IBM Watson Speech to Text is a tool that can be used anywhere if there is a need to bridge the gap between the spoken word and its written form, it uses machine intelligence to combine information about grammar and language structure.
Deepgram - Search engine for speech
Spok Speech Solutions - Spok Speech Solutions allows organization to process routine phone requests such as transfers, directory assistance, messaging, and paging without live operators, letting to manage call volumes, operator workloads, and keeping calls from dropping.