Aalberts Industries is a technology company. As of Dec 31 2015, Co. is organized into four businesses: building installations, which produces and sells connection systems and valves to distribute and control water or gas in heating, cooling, drinking water, gas and sprinkler installations in residential, commercial and industrial buildings; climate control, which develops and produces complete hydronic systems-from source to emitter- for heating and cooling systems; industrial controls, which develops and produces regulation and control systems for selected niche markets; and industrial services, which provides a combination of material technology know-how and manufacturing capabilities.

Deutz is the parent company of DEUTZ Group, and is engaged as an independent manufacturer of compact diesel engines for both on and off-road use. Co. develops, designs, produces and sells diesel engines that are cooled by water, oil or air. Co.'s operating activities are divided into: the DEUTZ Compact Engines segment, which comprises liquid-cooled engines with capacities of up to eight litres; and the DEUTZ Customised Solutions segment, which focuses on air-cooled engines and large liquid-cooled engines with capacities of more than eight litres, and also supplies reconditioned parts and engines. Co. also repairs, maintains and services vehicles and machines fitted with DEUTZ engines.