11
Heating, refrigerating, drying, air-conditioning and ventilating industrial apparatus for industrial fan coils destined for commercial buildings
37
Building construction, including installation of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, air-conditioning, ventilating, heat recovery, air filtering and water supply as well as of sanitary installations; repair of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, air-conditioning, ventilating, heat recovery, air filtering and water supply, of sanitary installations, air filters as well as parts and accessories for the aforesaid apparatus and installations
40
Custom manufacturing for others of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, air-conditioning, ventilating, heat recovery, air filtering and water supply as well as of sanitary installations
42
Building design and construction drafting and consultancy relating thereto; engineering services; providing information in the field of design and development of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, air-conditioning, ventilating, heat recovery, air filtering and water supply as well as sanitary installations; technical consultancy in the field of design and development of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, air-conditioning, ventilating, heat recovery, air filtering and water supply as well as sanitary installations; design, development, planning, project planning and construction (engineering services) of industrial installations and machinery, of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, air-conditioning, ventilating, heat recovery, air filtering and water supply as well as of sanitary installations, air filters; material testing; research and development services for others; technical development of new products; writing of computer programs
45
Legal services relating to the management, control and granting of license rights