| Bouwkundig bureau H. Maclaine Pont | engineers; architectenbureau | Semarang | View |
| Bureau Thomas Karsten | architectenbureau | Semarang | View |
| Karsten, Lutjens & Toussaint | engineers; architectenbureau | Semarang | View |
| Ooiman en Van Leeuwen aannemers-architecten | contractors; architectenbureau | Semarang | View |
| Semarangsche aannemingsmij | contractors | Semarang | View |