Am gasit 709 inregistrate in Petrila dintre care
715 firme cu forma de organizare SRL, 182 firme cu forma de organizare PFA, 58 firme cu forma de organizare II, 8 firme cu forma de organizare SA, 4 firme cu forma de organizare SRL-D, 4 firme cu forma de organizare IF, 2 firme cu forma de organizare CAP.
Cele mai intalnite activitati dupa cod caen sunt:
4520 - Maintenance and repair of motor vehicles (32 companies),
4711 - Retail sale in non-specialized stores with food, beverages or tobacco predominating (38 companies),
4120 - Construction of residential and non-residential buildings (43 companies),
5630 - Beverage serving activities (26 companies),
4941 - Freight transport by road (43 companies).