Greystone

Greystone
Greystone is one of North America’s largest ISO registered manufacturers of HVAC sensors and transducers for Building Automation Management Systems. They design and manufacture a wide range of products for sensing measurement and transmittal of data related to temperature, humidity, pressure, current, air quality, and hazardous gases. Greystone have conscientiously established a worldwide reputation as an industry leader by maintaining leading-edge design technology, prompt technical support, and a commitment to on-time deliveries. Their Quality Management System is ISO 9001 certified, assuring customers of consistent product reliability.