There is a refinery located at (Ekpan, near Ubeji), a nearby town in Warri South Local Government Area with majority of international and local oil companies operating in Nigeria having their operational offices within the city. One of the nations major sea ports is sited within the city.
The economic base of the city lies in the presence of a refinery and other oil and gas companies.
Also,there is the steel company, Delta Steel Company, which is located in Ovwian–Aladja area of Udu. Delta Steel Company, this company has been bought over by Global Steel Company.
The Beta Glass Plant is located nearby, outside the town of Ughelli, where the land is rich in silica and silicates, raw materials required for the manufacture of glass, ceramics and cement. The Power Holding Company, one of Nigeria's power generating stations, is also located at Ughelli, which is just 15 minutes away by car
