232 companies with NACE 3101 - in Bucuresti 139 companies with NACE 3101 - in Cluj 90 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 50 companies with NACE 3101 - in Bihor 46 companies with NACE 3101 - in Maramures 46 companies with NACE 3101 - in Prahova 39 companies with NACE 3101 - in Arad 32 companies with NACE 3101 - in Suceava 31 companies with NACE 3101 - in Arges 30 companies with NACE 3101 - in Dambovita 29 companies with NACE 3101 - in Buzau 28 companies with NACE 3101 - in Olt 27 companies with NACE 3101 - in Constanta 27 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 Galati 24 companies with NACE 3101 - in Neamt 23 companies with NACE 3101 - in Mures 23 companies with NACE 3101 - in Satu mare 22 companies with NACE 3101 - in Ialomita 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 Braila 10 companies with NACE 3101 - in Calarasi 10 companies with NACE 3101 - in Covasna 6 companies with NACE 3101 - in Giurgiu