Am gasit 13624 inregistrate in Ploieşti dintre care
14646 firme cu forma de organizare SRL, 3479 firme cu forma de organizare PFA, 1062 firme cu forma de organizare II, 274 firme cu forma de organizare SA, 173 firme cu forma de organizare IF, 89 firme cu forma de organizare SRL-D, 75 firme cu forma de organizare SNC.
Cele mai intalnite activitati dupa cod caen sunt:
4711 - Retail sale in non-specialized stores with food, beverages or tobacco predominating (594 companies),
4120 - Construction of residential and non-residential buildings (654 companies),
4791 - Retail sale via mail order houses or via Internet (380 companies),
4932 - Taxi operation (566 companies),
4941 - Freight transport by road (454 companies).