Greystone Energy Systems Inc. is internationally recognized as one of the largest ISO registered manufacturers of HVAC sensors and transducers for Building Automation Management Systems. We 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.

Reliability and Innovation in the Areas of water pressure measurement. We can supply you with a variety of products – with the focus on pressure switches, pressure transmitters, and thermostats – to achieve greater reliability and innovation.

Industrie Technik’s sales, production and development teams work side by side to ensure reliability in every step. In their large scale testing area water pressure measurement products are repeatedly subjected to extensive tests. They leave nothing to chance and believe that only in-house tested products are reliable products.

MAMAC Systems is a leading global manufacturer of sensors, transducers, control peripherals and web browser based IP Appliances. MAMAC products are used for HVAC and environmental controls, remote monitoring alarming, energy metering, and industrial automation.