ITSERWIS.PL Piotr Krajewski

33.12.Z - Repair and maintenance of machinery

47.41.Z - Retail trade

47.78.Z - Retail sale of other new products

47.79.Z - Retail sale of used products

47.91.Z - Intermediary retail sale, non-specialized

62.01.Z - Activities related to programming, IT consulting, and related activities

62.02.Z - Activities related to programming, IT consulting, and related activities

62.03.Z - Activities related to programming, IT consulting, and related activities

62.09.Z - Activities related to programming, IT consulting, and related activities

63.11.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

63.12.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

66.19.Z - Other activities supporting financial services, excluding insurance and pension funds

73.12.C - Advertising through mass media

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

95.11.Z - Repair and maintenance of computers, personal and household goods, and motor vehicles, including motorcycles