Ingenieursbureaus Noord-Holland
| Plaats | Ingenieursbureaus |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 15 | |
| 7 | |
| 118 | |
| 3 | |
| 3 | |
| 2 | |
| 2 | |
| 1 | |
| 6 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 5 | |
| 7 | |
| 5 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 4 | |
| 1 | |
| 2 | |
| 1 | |
| 2 | |
| 1 | |
| 41 | |
| 1 | |
| 6 | |
| 9 | |
| 7 | |
| 7 | |
| 15 | |
| 11 | |
| 8 | |
| 1 | |
| 2 | |
| 6 | |
| 1 | |
| 1 | |
| 2 | |
| 2 | |
| 1 | |
| 3 | |
| 1 | |
| 2 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 14 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 4 | |
| 1 | |
| 3 | |
| 6 | |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 3 | |
| 2 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 6 | |
| 2 | |
| 3 | |
| 1 | |
| 2 |