| Name | LOA (ft) | First Built | Last Built | Rig |
|---|---|---|---|---|
| CHALLENGER 24 | 24.33 | 1973 | — | Masthead Sloop |
| CHALLENGER 7.4 | 24.33 | 1974 | 1980 | Masthead Sloop |
| CLIPPER 23 (MCGRUER) | 23.75 | 1969 | — | Masthead Sloop |
| DISCOVERY 7.9 (GRAMPIAN) | 26 | 1975 | 1977 | Masthead Sloop |
| GEORGIAN 23 | 23 | 1968 | — | Masthead Sloop |
| GRAMPIAN 23 | 23.25 | 1971 | 1976 | Masthead Sloop |
| GRAMPIAN 26 | 26 | 1967 | 1977 | Masthead Sloop |
| GRAMPIAN 30 | 29.75 | 1969 | 1977 | Masthead Sloop |
| GRAMPIAN 37 (PORTER & HAYLETT) | 36.83 | 1979 | — | Masthead Sloop |