Greystone Energy Systems

At Greystone Energy Systems, we have been manufacturing HVAC sensors and transmitters for over 30 years for building and energy management systems. Our expertise with sensory type devices and custom design engineering capability has complimented many original equipment manufacturers for building automation and direct digital control. Distributors, contractors, and facility engineers have trust in the Greystone brand, delivering quality assured and competitively priced products to their commercial and light industrial projects.

Our Vision

To be the premier independent global supplier of high quality sensing and measurement devices to the HVAC industry. We believe in realizing this vision by dedication to exemplary service to our customers, strict adherence to quality standards, and the quest to advance our industry through research and development. Last but not least, we take pride in our work and strive to be socially responsible and inclusive in our operations worldwide.

Our Mission

As a global family, Greystone is committed to providing competitively positioned products of superior quality. Our objective is to share our success with our employees and business partners, provide superior value to our customers, and offer a superior return on investment to our shareholders.

Our Expertise

For over three decades, we have consistently worked with the HVAC industry, providing sensory type devices and custom design engineering capabilities. We pride ourselves on delivering quality assured and competitively priced products to our commercial and light industrial clients. Our expertise includes:

• Wireless Solutions: Our team is committed to bringing you the latest solutions for your HVAC challenges.
• Cleanroom and Horticulture Solutions: Our high-accuracy temperature, humidity, and pressure sensors cater to the needs of cleanrooms and horticulture applications.
• BACnet and Modbus Accessories: We offer a range of accessories, including temperature vs. resistance charts, humidity and dewpoint charts, and pressure charts.
• Gas Detection and Water Detection: Our sensors are designed to detect air quality, gas detection, and water detection in various applications.

Why Choose Greystone?

At Greystone Energy Systems, we pride ourselves on:

• Exemplary Service: We strive to provide exceptional customer service, ensuring our customers receive the best possible experience.
• Quality Standards: We adhere to strict quality standards, ensuring our products meet the highest standards.
• Research and Development: We continuously invest in R&D to advance our industry and provide innovative solutions.
• Social Responsibility: We take pride in our socially responsible and inclusive operations worldwide.