163 companies with NACE 5231 - in Bucuresti 53 companies with NACE 5231 - in Ilfov 43 companies with NACE 5231 - in Bihor 41 companies with NACE 5231 - in Constanta 37 companies with NACE 5231 - in Timis 30 companies with NACE 5231 - in Cluj 19 companies with NACE 5231 - in Suceava 19 companies with NACE 5231 - in Arges 16 companies with NACE 5231 - in Iasi 15 companies with NACE 5231 - in Maramures 15 companies with NACE 5231 - in Brasov 14 companies with NACE 5231 - in Arad 14 companies with NACE 5231 - in Alba 13 companies with NACE 5231 - in Braila 12 companies with NACE 5231 - in Galati 11 companies with NACE 5231 - in Sibiu 10 companies with NACE 5231 - in Bacau 9 companies with NACE 5231 - in Valcea 9 companies with NACE 5231 - in Harghita 8 companies with NACE 5231 - in Caras-severin 8 companies with NACE 5231 - in Covasna 8 companies with NACE 5231 - in Prahova 7 companies with NACE 5231 - in Dolj 7 companies with NACE 5231 - in Neamt 7 companies with NACE 5231 - in Olt 6 companies with NACE 5231 - in Giurgiu 6 companies with NACE 5231 - in Satu mare 6 companies with NACE 5231 - in Buzau 5 companies with NACE 5231 - in Hunedoara 5 companies with NACE 5231 - in Mures 5 companies with NACE 5231 - in Dambovita 5 companies with NACE 5231 - in Calarasi 4 companies with NACE 5231 - in Teleorman 4 companies with NACE 5231 - in Salaj 3 companies with NACE 5231 - in Gorj 2 companies with NACE 5231 - in Botosani 2 companies with NACE 5231 - in Vaslui 1 companies with NACE 5231 - in Mehedinti 1 companies with NACE 5231 - in Tulcea 1 companies with NACE 5231 - in Vrancea 1 companies with NACE 5231 - in Bistrita-nasaud 1 companies with NACE 5231 - in Ialomita