Crystal Tec Adrian Czajerek

71.12.B - Engineering activities and related technical consultancy

70.20.Z - Business and management consultancy activities

71.20.C - Other technical testing and analysis

77.11.Z - Rental and leasing of passenger cars and light motor vehicles

77.21.Z - Rental and leasing of recreational and sports equipment

82.30.Z - Activities related to organizing fairs, exhibitions, and congresses

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

96.99.Z - Other individual services not classified elsewhere