KANCELARIA AUDYTORSKA EXPERIO Krzysztof Klimczak

70.20.Z - Business and management consultancy activities

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

41.00.A - Construction work related to the construction of residential buildings

41.00.B - Construction work related to the construction of non-residential buildings

43.11.Z - Demolition and destruction of buildings

43.21.Z - Installation of electrical systems

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.24.Z - Installation of other building systems

43.60.Z - Intermediation in specialized construction services

58.11.Z - Publishing of books

58.29.Z - Publishing of other software

62.10.B - Programming activities

62.20.B - 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

63.92.Z - Other information-related services

69.20.A - Accounting and bookkeeping activities

69.20.C - Auditor activities exclusively related to financial auditing

71.12.B - Engineering activities and related technical consultancy

71.20.C - Other technical testing and analysis

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

72.20.Z - Scientific research and development in social sciences and humanities

73.11.Z - Advertising agency activities

73.20.Z - Market research and public opinion polling

73.30.B - Other public relations and communications activities

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

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