9 companies with NACE 321 - in Bucuresti 6 companies with NACE 321 - in Constanta 3 companies with NACE 321 - in Calarasi 2 companies with NACE 321 - in Cluj 1 companies with NACE 321 - in Alba 1 companies with NACE 321 - in Ilfov 1 companies with NACE 321 - in Suceava 1 companies with NACE 321 - in Teleorman 1 companies with NACE 321 - in Vrancea 1 companies with NACE 321 - in Iasi 1 companies with NACE 321 - in Bihor 1 companies with NACE 321 - in Dambovita 1 companies with NACE 321 - in Gorj