KEF Holdings, a UAE-based company makes specialized pressure control valve, steel castings and cathodic protection equipment for oil and gas pipelines and power industry, is preparing to up set up new manufacturing plants in Saudi Arabia, Oman, Qatar and India. The company supplies specialized valves to the Dolphin project in the GCC, Oman and Qatar LNG projects and the Trans Canada oil pipeline linking Canada and Alaska and intends to become the largest valve producing company in the world. Mr Faisal KE chairman of KEF Holdings said that the expansion plan was charted out after DIC acquired 45% stake in KEF Holdings. KEF Holdings owns two subsidiaries, JC Valves and Emirates Techno Casting UAE. The initial investment for the plants is USD 500 million.