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National Bank of Canada
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National Bank of Fujairah
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National Bank of Kuwait (International) PLC
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National Basics Company
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National Beef
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National Car Parks Limited
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National Commercial Bank
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National Commercial Bank Jamaica
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National Contracting Co.
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National Energy Group of Companies
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National Excavation
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National Express
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National Fostering Agency Group
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National Gallery Company Ltd
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National Grid
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National Group
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National Group
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National Gypsum Company (New NGC)
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National Health Service (NHS)
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National Holidays Tours Ltd
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National House Building Council
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National Industrial Contracting Company (NICC)
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National Iranian Copper Industries Company
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National Iranian Oil Co