49 companies with NACE 3311 - in Bucuresti 22 companies with NACE 3311 - in Constanta 15 companies with NACE 3311 - in Timis 14 companies with NACE 3311 - in Prahova 13 companies with NACE 3311 - in Cluj 12 companies with NACE 3311 - in Arad 10 companies with NACE 3311 - in Maramures 10 companies with NACE 3311 - in Ilfov 9 companies with NACE 3311 - in Bihor 9 companies with NACE 3311 - in Sibiu 8 companies with NACE 3311 - in Dolj 7 companies with NACE 3311 - in Caras-severin 7 companies with NACE 3311 - in Brasov 7 companies with NACE 3311 - in Alba 7 companies with NACE 3311 - in Neamt 6 companies with NACE 3311 - in Vrancea 6 companies with NACE 3311 - in Salaj 6 companies with NACE 3311 - in Galati 6 companies with NACE 3311 - in Iasi 5 companies with NACE 3311 - in Hunedoara 5 companies with NACE 3311 - in Suceava 5 companies with NACE 3311 - in Mehedinti 5 companies with NACE 3311 - in Arges 4 companies with NACE 3311 - in Botosani 4 companies with NACE 3311 - in Bacau 4 companies with NACE 3311 - in Mures 4 companies with NACE 3311 - in Olt 4 companies with NACE 3311 - in Buzau 3 companies with NACE 3311 - in Giurgiu 3 companies with NACE 3311 - in Covasna 3 companies with NACE 3311 - in Harghita 3 companies with NACE 3311 - in Satu mare 3 companies with NACE 3311 - in Teleorman 3 companies with NACE 3311 - in Vaslui 2 companies with NACE 3311 - in Bistrita-nasaud 2 companies with NACE 3311 - in Valcea 2 companies with NACE 3311 - in Braila 1 companies with NACE 3311 - in Gorj 1 companies with NACE 3311 - in Dambovita 1 companies with NACE 3311 - in Ialomita