35.12.Z - Generation of electricity from renewable sources
02.40.Z - Service activities related to forestry
35.13.Z - Transmission of electricity
35.14.Z - Distribution of electricity
35.22.Z - Distribution of gas fuels in a network system
35.23.Z - Trading of gas fuels in a network system
35.30.Z - Generation and supply of steam and air for air-conditioning systems
36.00.Z - Extraction, treatment, and supply of water
37.00.Z - Sewerage and waste water treatment
38.11.Z - Collection of non-hazardous waste
39.00.Z - Activities related to reclamation and other waste management services
41.10.Z - Construction work related to the construction of residential and non-residential buildings
41.20.Z - Construction work related to the construction of residential and non-residential buildings
42.11.Z - Works related to the construction of roads and highways
42.21.Z - Works related to the construction of transmission pipelines and distribution networks
42.22.Z - Works related to the construction of telecommunications and electrical lines
42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere
43.11.Z - Demolition and destruction of buildings
43.12.Z - Site preparation for construction
43.13.Z - Performing excavations and geological-engineering drilling
43.21.Z - Installation of electrical systems
43.22.Z - Installation of plumbing, heating, and air-conditioning systems
43.29.Z - Specialized construction works
43.31.Z - Plastering
43.32.Z - Installation of building carpentry
43.33.Z - Flooring, wallpapering, and cladding of walls
43.34.Z - Painting and glazing
43.39.Z - Specialized construction works
43.91.Z - Masonry works
43.99.Z - Other specialized construction works, not classified elsewhere
55.10.Z - Hotels and similar accommodation establishments
55.20.Z - Tourist accommodation and short-term accommodation facilities
55.90.Z - Other accommodation services
56.10.A - Food service activities
56.21.Z - Occasional preparation and delivery of food for external clients (occasional catering)
56.29.Z - Food service activities
63.99.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services
64.20.Z - Holding company activities and companies raising funds for other entities
64.30.Z - Trusts, funds, and similar financial institutions
64.91.Z - Financial leasing
64.92.Z - Other forms of credit granting
64.99.Z - Other financial services, except insurance and pension funds, not elsewhere classified
66.19.Z - Other activities supporting financial services, excluding insurance and pension funds
68.10.Z - Real estate activities on own account and development of building projects
68.20.Z - Rental and management of own or leased real estate
68.31.Z - Real estate brokerage
68.32.Z - Other real estate activities on behalf of third parties
69.20.Z - Accounting, bookkeeping and tax consultancy
70.21.Z - Head office activities and management consultancy
70.22.Z - Head office activities and management consultancy
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts
73.11.Z - Advertising agency activities
73.12.A - Advertising through mass media
73.12.B - Advertising through mass media
73.12.C - Advertising through mass media
73.12.D - Advertising through mass media
73.20.Z - Market research and public opinion polling
74.90.Z - Other professional, scientific and technical activities, not elsewhere classified
77.29.Z - Rental and leasing
77.32.Z - Rental and leasing of construction machinery and equipment
77.33.Z - Rental and leasing of office machinery and equipment, including computers
77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified
77.40.Z - Leasing of intellectual property and similar products, excluding works protected by copyright
80.10.Z - Detective and security activities
80.20.Z - Detective and security activities
81.10.Z - Auxiliary activities related to maintaining buildings
81.21.Z - General cleaning of buildings
81.22.Z - Other cleaning of buildings and industrial premises
81.29.Z - Services related to maintaining buildings and landscaping
82.91.Z - Activities of collection agencies and credit bureaus
82.99.Z - Other business support activities, not elsewhere classified
96.09.Z - Individual service activities
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane