Am gasit 339 inregistrate in Plopeni dintre care
346 firme cu forma de organizare SRL, 72 firme cu forma de organizare PFA, 32 firme cu forma de organizare II, 4 firme cu forma de organizare SRL-D, 4 firme cu forma de organizare SNC, 3 firme cu forma de organizare SA, 3 firme cu forma de organizare IF.
Cele mai intalnite activitati dupa cod caen sunt:
4690 - Non-specialized wholesale trade (10 companies),
4711 - Retail sale in non-specialized stores with food, beverages or tobacco predominating (24 companies),
4120 - Construction of residential and non-residential buildings (28 companies),
4719 - Other retail sale in non-specialized stores (13 companies),
4941 - Freight transport by road (14 companies).