DEQ-SYS GmbH is a subsidiary of Energiequelle GmbH, which is based in Kallinchen in the state of Brandenburg. The company designs, plans and installs turnkey wind turbines, biogas systems, solar power plants and substations for grid feeding ecofriendly power, in Germany and in other European countries.

As a systems supplier, we always have the right concept. All the products we plan and deliver meet the highest quality standards. The primary focus is on sound business sense and customer benefit. All our products are tested under real-life conditions on our own testing ground. Expert and reliable partners also ensure that our customers are supplied on schedule and with utmost quality.