| Company | Category | Area | Address | Web | E-mail | Contact person |
| MAINZER ALFRED INC | Nonclassified Establishments | New York | 3527 35TH ST, ASTORIA, Queens, New York, 11106-1608, USA |
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| MAINZER CONSTRUCTION | Residential Construction Trade | Ohio | 1727 HINCKLEY HILLS RD, HINCKLEY, Medina, Ohio, 44233-9307, USA |
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William Mainzer |
| MAINZER GEORGE STONE | Masonry/stone Contractor | Colorado | 650 FORDHAM ST, LONGMONT, Boulder, Colorado, 80503-4000, USA |
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| MAINZERS DELICATESSEN | Delicatessen | Florida | 12113 S DIXIE HWY, MIAMI, Miami-Dade, Florida, 33156-5235, USA |
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Ronald Oswald |
| MAINZERS GERMAN DELI | Delicatessens | Florida | 12113 S DIXIE HWY, MIAMI, Miami Dade, Florida, 33156-5235, USA |
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Ronald Oswald |
| MAINZERS GERMAN DELI | Quick Serv Sandwich/Deli | Florida | 12113 S DIXIE HWY, MIAMI, Miami-Dade, Florida, 33156-5235, USA |
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RONALD OSWALD |
