(aka Koos de Ridder)
After a training at the Hendrik de Keyser School in Amsterdam, Jacques (Koos) de Ridder worked for a number of design firms including W. de Vries Lentsch Jr., EC Stadt Shipyard, Britton Chance Jr.. and Royal Huisman Shipyard. He opened his own office in 1973. He is son in law to E. G van de Stadt and is a functionary for the Stadt archives.
Jac. De Ridder Yacht-Design
Groenestraat 27
8325 AX Vollenhove
Netherlands
Tel: +31 (0) 527-241762
Fax: +31 (0) 527-243884
Email:\tjac@jacderidderyachtdesign.nl
| Name | LOA (ft) | First Built | Last Built | Rig |
|---|---|---|---|---|
| CONTEST 250C | 24.61 | 1982 | 1985 | Fractional Sloop |
| DEVO 30 | 29.69 | 1987 | — | Fractional Sloop |
| ETAP 22i | 22.24 | 1983 | 1996 | Fractional Sloop |
| ETAP 23 | 24.2 | 1982 | 1989 | Fractional Sloop |
| ETAP 23i | 22.44 | 1982 | 1994 | Fractional Sloop |
| ETAP 23il | 25.5 | 1994 | 1999 | Fractional Sloop |
| ETAP 30 | 29.6 | 1985 | 1994 | Fractional Sloop |
| EXTENSION 24 | 24.44 | 1974 | — | Fractional Sloop |
| FF110 | 36.09 | 1991 | — | Fractional Sloop |
| FF65 | 21.33 | 1992 | — | Fractional Sloop |
| FF95 | 31.17 | 1989 | 2005 | Fractional (7/8) Sloop |
| FRIENDSHIP 21 | 22.08 | 1982 | 1991 | Fractional (7/8) Sloop |
| FRIENDSHIP 22 | 23.95 | 1978 | — | Fractional Sloop |
| FRIENDSHIP 25 TS | 24.61 | 1984 | — | Fractional Sloop |
| FRIENDSHIP 26 | 26.57 | 1978 | — | Fractional Sloop |
| FRIENDSHIP 35 | 35.43 | 1980 | — | Fractional Sloop |
| FRIENDSHIP 38 | 39.7 | 1991 | — | Masthead Sloop |
| HIGH TENSION 36 | 35.75 | 1974 | — | Masthead Sloop |
| HUISMAN 37 | 36.81 | 1978 | 1981 | Masthead Sloop |
| KALIK 30 | 30.02 | 1978 | 1981 | Masthead Sloop |
| KALIK 33 | 32.68 | 1977 | — | Masthead Sloop |
| KALIK 33 AC | 32.68 | 1977 | — | Masthead Sloop |
| SPIRIT 29 | 28.87 | 1980 | 1988 | Masthead Sloop |
| SPIRIT 32 | 31.1 | 1977 | 1995 | Masthead Sloop |
| SPIRIT 36 | 37.07 | 1986 | — | Masthead Sloop |
| SPIRIT 37 | 38.06 | 1996 | — | Masthead Sloop |
| SPIRIT 41 | 40.03 | 1994 | — | Masthead Sloop |
| SPLASH | 11.75 | 1988 | — | Cat (unstayed) |