Mr. Denhaut first worked with Swiss engineer Donnet at the firm Donnet-Lévêque beginning in 1912. After a short stint as an army pilot, Denhaut went to work at the Goupy firm, but the factory burned down. Finally, in May 1915, Société des Établissements Donnet-Denhaut was formed and the series of DD flying boats was established.
Production aircraft from the Great War or shortly thereafter include:
- Davilla, p.189.