-
Jarf andishan co
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Pars consulting engineers
-
Radha co.
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Tavan tech consulting engineers
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Asia geoprocessing eng. co.
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Fara sanat ban eng. co.
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Jooyabe nou co.
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Pars energy-gostar drilling & exploration co. (PEDEX)
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Raziran co.
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Tehran berkeley group of companies co. (TB)
