Sales, service and installation of audio video equipment. Four Illinois locations.

Polysonics is an Acoustical and Audio-Video Consulting firm.

We proudly present a selection of outstanding voice talent you can book directly. We're NOT a talent agency, and we charge NO agent's or manager's fees

We develop and foster sound brand identities. From the brand as the core, we create highly effective audio brands.

Audio Consulting is a Swiss company producing very sophisticated audio equipment mostly for the music enthusiast, but also for professional applications. True ...

California-based rental and production-services company provides audio-system design and consulting.

Audio Video Designs, Inc., are consultants in architectural acoustics.

Cincinnati, OH based audio consulting. Specializing in churches, houses of worship, schools and theaters.

Birchtree Audio Consulting aims to help churches, schools and businesses get the most out of their existing sound and video systems.

Your professional quality and affordable source for concert and corporate A/V, lighting and staging.