Office: 479-756-9623 Commercial Audio Systems (CAS) provides services throughout Arkansas, Southern Missouri, and Eastern Oklahoma. CAS is dedicated to providing professional automation and audio systems for numerous types of businesses. These types of businesses include: Performing Arts Centers Houses of Worship Court Rooms Sporting facilities Warehouses Medical Clinics and Specialist Offices Restaurants For a professional quote regarding new or upgrading existing services, please call 479-756-9623 or fill out our Information Request Form on the Contact Us page. Home Feature Projects Services Products Contact Us Commercial Audio Systems Inc. Copyright © CAS Commercial Audio System All Rights Reserved