Ian Howlett is a naval architect.
| Veneen malli | Suunnitteluvuosi | Tyyppi |
|---|---|---|
| Argo | 2013 | Purjevene |
| Blaze | 1966 | Jolla |
| Blaze X | 1998 | Jolla |
| Boss | 1994 | Jolla |
| Buzz | 1994 | Jolla |
| Iso Dinghy | 1990 | Jolla |
| Mango Topaz | 2005 | Jolla |
| Spice | 1996 | Jolla |
| Spice Topper | 1996 | Jolla |
| Taz Plus Topaz | 2011 | Jolla |
| Topaz Uno | 2011 | Jolla |
| Vibe Topaz | 2006 | Jolla |
| Xenon | 2005 | Jolla |