171 companies with NACE 5231 - in Bucuresti 56 companies with NACE 5231 - in Ilfov 48 companies with NACE 5231 - in Bihor 42 companies with NACE 5231 - in Timis 42 companies with NACE 5231 - in Constanta 35 companies with NACE 5231 - in Cluj 22 companies with NACE 5231 - in Arges 19 companies with NACE 5231 - in Suceava 18 companies with NACE 5231 - in Maramures 17 companies with NACE 5231 - in Arad 16 companies with NACE 5231 - in Brasov 16 companies with NACE 5231 - in Iasi 14 companies with NACE 5231 - in Alba 14 companies with NACE 5231 - in Braila 12 companies with NACE 5231 - in Sibiu 12 companies with NACE 5231 - in Bacau 12 companies with NACE 5231 - in Galati 11 companies with NACE 5231 - in Valcea 9 companies with NACE 5231 - in Caras-severin 9 companies with NACE 5231 - in Covasna 9 companies with NACE 5231 - in Dolj 9 companies with NACE 5231 - in Harghita 9 companies with NACE 5231 - in Prahova 7 companies with NACE 5231 - in Neamt 7 companies with NACE 5231 - in Olt 6 companies with NACE 5231 - in Mures 6 companies with NACE 5231 - in Buzau 6 companies with NACE 5231 - in Satu mare 6 companies with NACE 5231 - in Giurgiu 6 companies with NACE 5231 - in Calarasi 5 companies with NACE 5231 - in Hunedoara 5 companies with NACE 5231 - in Dambovita 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 Ialomita 1 companies with NACE 5231 - in Vrancea 1 companies with NACE 5231 - in Bistrita-nasaud 1 companies with NACE 5231 - in Mehedinti 1 companies with NACE 5231 - in Tulcea