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Petroleum Helicopters International, Inc., is an American commercial helicopter operator, founded in 1949, by Robert L.
alaskan general insur agcy is a Anchorage, AK-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.
Oceanworks is a Houston, TX-based company in the Energy and Utilities sector.
Oil Stop is a Harvey, LA-based company in the Energy and Utilities sector.