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Oceanworks is a Houston, TX-based company in the Energy and Utilities sector.
,, engages in the international commerce, trade, transportation, distribution, and marketing of fertilizer, chemicals, methanol, crude oil, liquefied petroleum gas, and petrochemicals.
RKA Petroleum Companies is a Romulus, MI-based company in the Energy and Utilities sector.
Haas Petroleum Engineering Services is a Dallas, TX-based company in the Energy and Utilities sector.