Am gasit 35 inregistrate in Sat dealu negru , comuna calatele dintre care
44 firme cu forma de organizare PFA, 35 firme cu forma de organizare SRL, 8 firme cu forma de organizare II, 6 firme cu forma de organizare IF, 2 firme cu forma de organizare CAP.
Cele mai intalnite activitati dupa cod caen sunt:
141 - Raising of dairy cattle (2 companies),
1610 - Sawmilling and planning of wood (5 companies),
220 - Logging (3 companies),
8121 - General cleaning of buildings (5 companies),
5520 - Holiday and other short-stay accommodation (4 companies).