CONCON Tomasz Trzeszkowski

62.20.B - IT consulting and IT equipment management activities

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical devices

33.14.Z - Repair and maintenance of electrical devices

33.20.Z - Installation of industrial machinery, equipment, and devices

43.21.Z - Installation of electrical systems

43.24.Z - Installation of other building systems

58.11.Z - Publishing of books

58.12.Z - Publishing of newspapers

58.13.Z - Publishing of journals and periodicals

58.19.Z - Other publishing activities, excluding software publishing

58.29.Z - Publishing of other software

62.10.B - Programming activities

62.20.A - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

63.10.D - Services related to computing infrastructure, data processing, website management (hosting), and related activities

71.12.B - Engineering activities and related technical consultancy

72.10.Z - Scientific research and development in natural and technical sciences

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

85.59.D - Other non-school forms of education, not classified elsewhere

85.69.Z - Educational support activities, not classified elsewhere

95.10.Z - Repair and maintenance of computers and telecommunications equipment

95.21.Z - Repair and maintenance of electronic equipment for general use