A native of Holland, Henry Adriaanse worked for C&C Yachts in Canada beginning in late 1960's and stayed with the company until 1976, when he left to start his own design firm. According to his own account, he left the boat design profession in the early 1990's.
| Name | LOA (ft) | First Built | Last Built | Rig |
|---|---|---|---|---|
| NAUTILUS 11M | 36.16 | 1981 | 1990 | Cutter |
| NAUTILUS 36 | 36.75 | 1978 | — | Masthead Sloop |
| NAUTILUS 40 | 39.75 | 1979 | — | Cutter |
| ONTARIO 28 | 28.58 | 1978 | 1985 | Masthead Sloop |