▁W acker , ▁the ▁Netherlands ▁Chamber ▁of ▁Com merce ▁in ▁the ▁United ▁States ▁is ▁located ▁in ▁an ▁office ▁at ▁ 3 0 3 ▁East ▁W acker ▁Drive , ▁and ▁the ▁US ▁Mexico ▁Chamber ▁of ▁Com merce ▁Mid - America ▁Chapter ▁is ▁located ▁in ▁an ▁office ▁in ▁One ▁Pr ud ential ▁Pla za . ▁ ▁Mc Donald ' s ▁was ▁head qu arter ed ▁in ▁the ▁Loop ▁until ▁ 1 9 7 1 , ▁when ▁it ▁moved ▁to ▁sub urban ▁Oak ▁Brook . ▁When ▁Bank ▁One ▁Corporation ▁existed , ▁its ▁headquarters ▁were ▁in ▁the ▁Bank ▁One ▁Pla za , ▁which ▁is ▁now ▁Ch ase ▁Tower . ▁When ▁Am oco ▁existed , ▁its ▁headquarters ▁were ▁in ▁the ▁Am oco ▁Building , ▁which ▁is ▁now ▁the ▁A on ▁Center . ▁ ▁The ▁pl ur ality ▁of ▁Loop ▁residents , ▁ 3 9 ▁percent , ▁also ▁work ▁there . ▁ 2 7 . 5 ▁percent ▁work ▁outside ▁of ▁Chicago . ▁Res pect ively ▁ 1 1 . 2 , ▁ 8 . 3 , ▁and ▁ 1 . 9 ▁percent ▁work ▁in ▁the ▁Near ▁North ▁Side , ▁the ▁Near ▁West ▁Side , ▁and ▁Hy de ▁Park . ▁The ▁pl ur ality ▁of ▁those ▁employed ▁within ▁the ▁Loop , ▁at ▁ 4 4 ▁percent , ▁live ▁outside ▁of ▁Chicago . ▁The ▁community ▁area ▁of ▁Lake ▁View ▁is ▁the ▁second ▁most ▁pre val ent ▁residence , ▁housing ▁ 4 . 5 ▁percent ▁of ▁Loop ▁employees . ▁The ▁Near ▁North ▁Side , ▁Lincoln ▁Park , ▁and ▁West ▁Town ▁respectively ▁house