Grzegorz Lewandowski

69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy

47.99.Z - Other retail sale not in stores, stalls or markets

58.29.Z - Other software publishing

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

64.99.Z - Other financial service activities, except insurance and pension funding not elsewhere classified

71.20.B - Other technical testing and analysis