Eric Kenneth Seiff of Surfside, FL appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. Eric Kenneth Seiff appears on 16 filing roles across Form D (15), Form ADV (1).
| Filed | Source | Entity | Role | Location |
|---|---|---|---|---|
| 2025-05-06 | Form ADV | BLOCKCHANGE MANAGEMENT LLC | MANAGING MEMBER | — |
| 2015-12-30 | Form D | Smart SKUs Inc. | Director | NEW YORK, NY |
| 2021-02-02 | Form D | Blockchange Ventures III, L.P. (Series 1) | Executive Officer | NEW YORK, NY |
| 2021-06-17 | Form D | Blockchange Ventures III, L.P. (Series 2) | Executive Officer | NEW YORK, NY |
| 2021-12-27 | Form D | Blockchange Ventures III, L.P. (Series 3) | Executive Officer | NEW YORK, NY |
| 2022-01-11 | Form D | Braintrust SPV VI LLC | Executive Officer | NEW YORK, NY |
| 2022-05-25 | Form D | Hash SPV VII, LLC | Executive Officer | SURFSIDE, FL |
| 2022-07-26 | Form D | Blockchange Ventures III, L.P. (Series 4) | Executive Officer | SURFSIDE, FL |
| 2023-01-03 | Form D | Blockchange Ventures III, L.P. (Series 5) | Executive Officer | SURFSIDE, FL |
| 2023-07-06 | Form D | Blockchange Ventures III, L.P. (Series 6) | Executive Officer | SURFSIDE, FL |
| 2024-01-02 | Form D | Blockchange Fund, L.P. (Series 7) | Executive Officer | SURFSIDE, FL |
| 2024-07-01 | Form D | Blockchange Fund, L.P. (Series 8) | Executive Officer | SURFSIDE, FL |
| 2025-02-11 | Form D | Blockchange Fund Parallel Investments (2025) Feeder, L.P. | Executive Officer | SURFSIDE, FL |
| 2025-02-11 | Form D | Blockchange Fund Parallel Investments (2025), L.P. | Executive Officer | SURFSIDE, FL |
| 2025-01-06 | Form D | Blockchange Fund, L.P. (Series '25) | Executive Officer | SURFSIDE, FL |
| 2025-12-31 | Form D | Blockchange Fund, L.P. (Series '26) | Executive Officer | SURFSIDE, FL |