| Company | SCUDERI CUSHNER ORTHOPEDIC RESEARCH AND EDUCATION FOUNDATION, INC. |
| Business Number | 4620262 |
| Company | ISK 64TH STREET ASSOCIATES, LLC |
| Business Number | 3757143 |
| Company | ISK ORTHOPAEDICS, L.L.C. |
| Business Number | 3264395 |
| Company | ISK, L.L.C. |
| Business Number | 3251341 |
| Company | LENOX HILL MEDICAL ANESTHESIOLOGY, PLLC |
| Business Number | 2192307 |
| Company | THE MACULA FOUNDATION, INC. |
| Business Number | 823834 |
| Company | VASCULAR BIRTHMARKS LLC |
| Business Number | 5513871 |