vement ▁with ▁the ▁company , ▁Olympic ▁Air ways ▁transport ed ▁ 2 . 5 ▁million ▁passengers ▁and ▁had ▁a ▁work ▁force ▁of ▁ 7 , 3 5 6 ▁persons . ▁At ▁the ▁time , ▁his ▁ownership ▁of ▁Olympic ▁Air ways ▁distinguished ▁On ass is ▁as ▁one ▁of ▁only ▁two ▁men ▁in ▁the ▁world ▁to ▁own ▁a ▁private ▁air line , ▁the ▁other ▁being ▁Howard ▁Hugh es ▁of ▁T WA . ▁ ▁In vest ments ▁▁ ▁On ass is ▁was ▁involved ▁in ▁the ▁priv at ization ▁of ▁the ▁Greek ▁national ▁air line ▁and ▁founded ▁the ▁priv at ized ▁Olympic ▁Air ways ▁( today ▁Olympic ▁Air ) ▁in ▁ 1 9 5 7 . ▁Sto cks ▁account ed ▁for ▁one - third ▁of ▁his ▁capital , ▁held ▁in ▁oil ▁companies ▁in ▁the ▁USA , ▁the ▁Middle ▁East , ▁and ▁Venezuela . ▁He ▁also ▁owned ▁additional ▁shares ▁that ▁secured ▁his ▁control ▁of ▁ 9 5 ▁mult in ational ▁business es ▁in ▁five ▁contin ents . ▁He ▁owned ▁gold - processing ▁plants ▁in ▁Argentina ▁and ▁Uruguay ▁and ▁a ▁large ▁share ▁in ▁an ▁air line ▁in ▁Latin ▁America ▁and ▁$ 4 ▁million ▁worth ▁of ▁invest ments ▁in ▁Brazil . ▁Also , ▁he ▁owned ▁companies ▁like ▁Olympic ▁Mar itime ▁and ▁Olympic ▁Tour ist ; ▁a ▁chemical ▁company ▁in ▁Pers ia ; ▁apart ments ▁in ▁Paris , ▁London , ▁Monte ▁Carlo , ▁Ath ens , ▁and ▁A cap ul co ; ▁a ▁castle ▁in ▁South ▁France ; ▁the ▁Olympic ▁Tower ▁( a ▁ 5 2 - store y ▁high -