The term COMPANY OIL can be broken down into four crossword solutions: ARCO (4 letters), WESSON (6 letters), OXY (3 letters), and ESSO (4 letters). ARCO is a gas station chain and convenience store retailer based in the United States. WESSON is a brand of cooking oil produced by Conagra Brands. OXY is a brand of motor oil produced by Phillips 66. Finally, ESSO is a brand of gasoline and motor oil produced by ExxonMobil.