PIOTR KALISZEWSKI BIURO TŁUMACZEŃ "ESLANG"

74.30.Z - Translation and interpretation activities

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

85.59.A - Foreign language education

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