| Nace | Description | Number of Company |
|---|---|---|
| 28.21.08 | Manufacture of furnace burners (detonators) | 16 |
| 28.21.09 | Manufacture of mechanical stokers, mechanical grates, mechanical ash dischargers and similar appliances | 5 |
| 28.21.10 | Manufacture of solar collectors, steam and oil heating systems and electrical household - type heating equipment as well as furnaces and heating equipment | 63 |
| 28.21.90 | Manufacture of furnaces not elsewhere classified (industrial furnace) | 61 |
| 28.22.10 | Manufacture of lifting, handling, loading or unloading machinery via hand or engine-powered (winch pulley, hoist,, jack, anchor winch, forklift, lifting and carrying rigs, cranes, winches, mobile lifting frames etc.) | 382 |
| 28.22.11 | Manufacture of elevator, escalators and active walkways (except underground used) | 662 |
| 28.22.12 | Manufacture of pneumatic and other continuously active elevators, conveyors and elevator | 131 |
| 28.22.13 | Manufacture of other lifting, handling, loading or unloading machinery (traction mechanisms for cable cars, chairlifts, etc. loading machines and others for agricultural use, smart shelf systems and others) | 36 |
| 28.25.01 | Manufacture of industrial refrigerating and freezing equipment and heat pumps (glass-fronted, bench or furniture type coolers, compressor units of which condensers have heat exchanger function etc.) | 424 |
| 28.25.02 | Manufacture of Industry type fan and ventilator (including roof ventilation fan) | 280 |
