Am gasit 1857 inregistrate in Sat dudu , comuna chiajna dintre care
1983 firme cu forma de organizare SRL, 187 firme cu forma de organizare PFA, 14 firme cu forma de organizare SRL-D, 4 firme cu forma de organizare II, 2 firme cu forma de organizare IF, 2 firme cu forma de organizare SA, 1 firme cu forma de organizare IPURL.
Cele mai intalnite activitati dupa cod caen sunt:
4120 - Construction of residential and non-residential buildings (130 companies),
4939 - Other passenger land transport n.e.c. (62 companies),
4791 - Retail sale via mail order houses or via Internet (154 companies),
4941 - Freight transport by road (87 companies),
9602 - Hairdressing and other beauty treatment (67 companies).