Get customized solutions for all your home control systems. Let ETC design experts get started on designing your home. Located in West Palm Beach. Design is the first of our services and there is a reason for that. ETC uniquely designs each new technology upgrade to fit the needs of you and your family, whether it is a “goodnight” button next to your bed that turns off the lights, a wellness button to enhance your relaxation, security systems, or a one touch audio video solution.