| - Arab Petroleum pipeline Company (SUMED). |
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| - Engineering for the Petroleum & Process Industries Company (ENPPI). |
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| - Cooperative Petroleum Company (COOP). |
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| - Cairo Oil Refinery Company (CORCO). |
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| - General petroleum Company (GPC). |
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| - Agiba Petroleum Company. |
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| - Qantara Petroleum Company. |
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| - Mansoura Petroleum Company. |
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| - Burg Al Arab Petroleum Company (BURAPETCO). |
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| - Cooperation Society for building & housing. |
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| - General school building Coperation. |
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| - Building & Developing West North Coast corporation. |
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| - West Bakr Petroleum Co. |
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