229 companies with NACE 3101 - in Bucuresti 138 companies with NACE 3101 - in Cluj 88 companies with NACE 3101 - in Iasi 70 companies with NACE 3101 - in Ilfov 57 companies with NACE 3101 - in Timis 55 companies with NACE 3101 - in Brasov 53 companies with NACE 3101 - in Dolj 49 companies with NACE 3101 - in Bihor 46 companies with NACE 3101 - in Maramures 45 companies with NACE 3101 - in Prahova 38 companies with NACE 3101 - in Arad 31 companies with NACE 3101 - in Arges 30 companies with NACE 3101 - in Dambovita 30 companies with NACE 3101 - in Suceava 29 companies with NACE 3101 - in Buzau 27 companies with NACE 3101 - in Constanta 27 companies with NACE 3101 - in Olt 26 companies with NACE 3101 - in Alba 26 companies with NACE 3101 - in Sibiu 25 companies with NACE 3101 - in Bacau 24 companies with NACE 3101 - in Neamt 24 companies with NACE 3101 - in Galati 23 companies with NACE 3101 - in Satu mare 22 companies with NACE 3101 - in Ialomita 22 companies with NACE 3101 - in Mures 20 companies with NACE 3101 - in Gorj 19 companies with NACE 3101 - in Botosani 18 companies with NACE 3101 - in Salaj 17 companies with NACE 3101 - in Hunedoara 16 companies with NACE 3101 - in Bistrita-nasaud 16 companies with NACE 3101 - in Valcea 15 companies with NACE 3101 - in Teleorman 15 companies with NACE 3101 - in Mehedinti 12 companies with NACE 3101 - in Vaslui 12 companies with NACE 3101 - in Harghita 11 companies with NACE 3101 - in Vrancea 11 companies with NACE 3101 - in Caras-severin 10 companies with NACE 3101 - in Tulcea 10 companies with NACE 3101 - in Calarasi 10 companies with NACE 3101 - in Covasna 9 companies with NACE 3101 - in Braila 6 companies with NACE 3101 - in Giurgiu