Petrol. Petrochimie. Chimie
OMV Petrom Exploration & Production

OMV Petrom Petrobrazi
Azomures Targu Mures
Oltchim Ramnicu-Valcea
Chimcomplex Borzesti
Uzinele Sodice Govora
GHL-Upsom Mures
Petromidia Navodari

INDUSTRIA ENERGETICA
COMPLEX ENERGETIC ROVINARI
COMPLEX ENERGETIC CRAIOVA
UZINA TERMOELECTRICA MIDIA
C.T.E. MINTIA
HIDROCENTRALE PORTILE DE FIER
TERMOSERV ROVINARI
HIDROSERV RAMNICU VALCEA

Diverse industrii
ALRO Slatina
Otelinox Tirgoviste
ICPIAF Cluj
Tenaris Donasid Calarasi
Ecopaper Zarnesti
Nubiola Doicesti
Aerostar Bacau
Arctic Gaesti
EFD Induction Bucuresti
Radox Bucuresti
Ecolab Iasi
Adiss Baia Mare
AEM Timisoara
Elba Timisoara
Spumoflex Craiova
INDCT COMOTI Bucuresti
MECHEL – DUCTIL STEEL
Buzau, Otelu Rosu
Soufflet Malt Buzau
Feroneria Arad
HOBAS Romania
AMIANTIT Romania
Romano Tub Chitila
SUPERLIT Buza