72.19.Z - Other research and experimental development on natural sciences and engineering
26.11.Z - Manufacture of electronic components
26.51 - Manufacture of instruments and appliances for measuring, testing and navigation
28.99.Z - Manufacture of other special-purpose machinery n.e.c.
30.30.Z - Manufacture of air and spacecraft and related machinery
33.16.Z - Repair and maintenance of civilian air and spacecraft
47.91.Z - Intermediation service activities for non-specialised retail sale
62.01.Z - Computer programming activities
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
74.10.Z - Specialised design activities