– Category A Gas installation company.
– Installation company / plumbing maintenance.
– Installation company for thermal installations in buildings.
– Maintenance company for thermal installations in buildings.
– Installation, maintenance and repair company for stationary refrigeration units, air conditioning and heating pumps with a load of less than 3kg of fluorinated refrigerants.
– Installation company for category 2 EIP-2 pressure equipment.
– Repair company for category 2 ERP-2 pressure equipment.
– Level II Refrigeration Company.
– Low voltage basic category installation company (IBTB)
– Low voltage specialist category installation company (IBTE)
– Fire 1 Systems, All Systems Installation Company
– IPPL1 Installation Company for Class C and D hydrocarbons with a total capacity of less than 10 m³.