| Business | Founded | Contacts |
|---|---|---|
| The Seneca Apartments | 1984 | 10 |
| Chalfins Delicatessen | 1989 | 3 |
| Pretty Nails | 1989 | 2 |
| Saloon Steakhouse | 1991 | 4 |
| Preslak Company Inc | 1996 | 1 |
| Saltshaker Productions | 1998 | 1 |
| Chestnut Grill & Wine Bar | 2002 | 2 |
| Charles Schwab | 2004 | 1 |
| Cantare Restaurant | - | - |
| Childers James MD | - | - |
| Linda Fields Beauty Salon At Seneca Hotel | - | 1 |
| Linda Fields Salon | - | 1 |
| Hennenfent S | 2006 | 1 |
| 200 East Supper Club | 2007 | - |
| Oppenheim; Philip | - | 1 |
| Qed Consulting Group | - | - |
| Chayes Vivianne | 2010 | - |
| Friesleben Phyllis | 2010 | 1 |
| Mccrohon Craig | 2010 | 1 |
| Nathenson Wm Allen | 2010 | 1 |
| Phyllis Friesleben | 2010 | 1 |
| William Allen Nathenson | 2010 | 1 |
| Space 519 | 2011 | 11 |
| Churchill Patrick | 2012 | - |
| Irmco | - | 1 |
| Francesca's on Chestnut | - | 1 |
| Glazed & Infused Donuts | - | - |
| Irmco Properties & Management Corporation | - | 1 |
| Waterton/Seneca | 2013 | - |
| Chestnugs Sst Cafe | - | 1 |
| Hard Luck LLC | - | 1 |
| Laundry Room | - | - |
| The Mayor of Mies van der Rohe's | - | - |
| Tick Tock Software | - | - |
| White Cloud (My Bed) | - | - |
| Globiva LLC | 2016 | 1 |
| Iam Facilities Solutions | 2016 | 1 |
| Michalea's House of Love | - | - |
| Irmco Properties | - | - |
| Prostics LLC | 2017 | 1 |
| Disotto Enoteca | 2018 | 1 |
| Ernst & Young | 2018 | 1 |
| Home Sweet Home | - | - |
| Friedman, Mary Lou | - | 1 |
| Alex Fuller Creative | - | - |
| Grand Ohio Laundry Room | - | - |
| The Lunchroom at SPACE 519 | - | 2 |
| See more details on www.addresshistory.com | ||