Comprehensive site reviewing Vocoders and musical chorus synthesizers by EMS, Moog, Roland, Korg, and Electro Harmonics, talking chips (Votrax, TI) and speech recognition hardware. Information site rather than sales. http://web.inter.nl.net/hcc/davies/vocpage.htm
One of India's global IT services and product-engineering companies, providing a wide range of speech-based IT solutions such as automatic speech recognition, text-to-speech synthesis, computer telephony, IVR, speaker verification and a version of IBM Via http://www.sstil.com
Markets a variety of speech products for industry including voiceprint, text to speech and airport security systems. Good online text to speech demo. http://www.atr.net/
A commented overview of commercial and scientific TTS (text-to-speech) -systems for the German language with examples. http://ttssamples.syntheticspeech.de
Provides Arabic / multi language voice interface solutions, for individuals & corporate. Initial offerings focus on tect to speech applications. http://www.speecharabia.com