- sale and leasing of building machinery - mobile hot-air aggregates, heaters, dehumidifiers, and driers - building lifts, hoists, rubble chutes, mobile scaffoldings - building mixers, electric mixers - power units - cutting technology (tabletop saws, grinders, joint cutters, grooving cutters, slitting wheels) - demolition, chopping, and boring technology - grinders and milling machines for concrete and accessories - immersion vibrators, vibration laths - vibrating desks, vibrating rams and rollers - mobile fencing - manufacturing and sale of working clothes - sale of personal protective devices - sale of working shoes - safety harness for work in height