MSJ s.c. Mateusz Głowacki i Michał Głowacki

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical equipment

46.51.Z - Wholesale of computers, peripheral equipment and software

47.41.Z - Retail sale of computers, peripheral units and software in specialised stores

47.42.Z - Retail sale of telecommunications equipment in specialised stores

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

85.59.B - Other out-of-school forms of education, not elsewhere classified

95.11.Z - Repair and maintenance of computers and peripheral equipment