▁the ▁largest ▁gas ▁distribution ▁companies ▁in ▁the ▁country . ▁According ▁to ▁the ▁newspaper ▁O ▁Glo bo , ▁the ▁purchase ▁of ▁Atlantic ▁was ▁the ▁largest ▁private ▁company ▁ac quisition ▁in ▁the ▁country ' s ▁history . ▁I p ir anga ▁acquired ▁ 1 1 ▁am / pm ▁franch ise ▁locations . ▁In ▁the ▁following ▁year , ▁the ▁company ▁launched ▁Jet ▁O il , ▁an ▁autom ot ive ▁and ▁oil ▁change ▁service ▁franch ise . ▁ ▁I p ir anga ’ s ▁Lond r ina ▁facility ▁earned ▁its ▁ISO ▁ 1 4 0 0 1 ▁- ▁Environment al ▁Management ▁System ▁cert ification ▁in ▁ 1 9 9 8 . ▁I p ir anga ▁was ▁the ▁first ▁fuel ▁distribution ▁company ▁in ▁Latin ▁America ▁to ▁ear n ▁the ▁cert ification . ▁In ▁ 2 0 0 6 , ▁I p ir anga ▁started ▁to ▁offer ▁b iod ies el ▁in ▁its ▁stations . ▁ ▁In ▁ 2 0 0 6 , ▁I p ir anga ▁also ▁started ▁offering ▁b iod ies el ▁in ▁their ▁gas ▁stations . ▁ ▁I p ir anga ▁In ▁March ▁ 2 0 0 7 , ▁Group ▁I p ir anga ▁was ▁acquired ▁by ▁three ▁companies : ▁Ult ra , ▁Pet ro bras ▁and ▁Br ask em . ▁Ult ra ▁acquired ▁the ▁I p ir anga ▁brand , ▁its ▁management ▁team ▁and ▁its ▁gas ▁distribution ▁chain ▁in ▁the ▁South ▁and ▁S out heast ▁regions ▁of ▁Brazil . ▁The ▁industrial ▁operations ▁and ▁the ▁rest ▁of ▁the ▁fuel ▁distribution ▁network ▁were ▁transferred ▁to ▁Pet ro