| Business | Phone |
| Advertising Dynamics & Art Inc 1320 Stony Brook Rd # 220, Stony Brook 11790 | (631) 751-5454 |
| Markcharles Inc 1320 Stony Brook Rd, Stony Brook 11790 | (631) 689-0483 |
| Marketing Magic Inc 1320 Stony Brook Rd # 220, Stony Brook 11790 | (631) 630-2633 |