Kalex Izabela Ziaja-Kałuża

25.53.Z - Mechanical processing of metal parts

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

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

68.20.Z - Rental and management of own or leased real estate

78.10.Z - Employment placement and recruitment services

78.20.Z - Temporary employment agencies and other services related to employee leasing

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

86.99.C - Speech therapy services