| Aldenham School | BOREHAMWOOD Hertfordshire, WD6 3AJ | Map | Website |
| Alpha Preparatory School | HARROW Middlesex, HA1 1SH | Map | Website |
| Arnold House School | LONDON Middlesex, NW8 0LH | Map | Website |
| Bedales School | PETERSFIELD Hampshire, GU32 2DG | Map | Website |
| Chigwell School | CHIGWELL Essex, IG7 6QF | Map | Website |
| Claremont Fan Court School | ESHER Surrey, KT10 9LY | Map | Website |
| Culford School | BURY ST EDMUNDS Suffolk, IP28 6TX | Map | Website |
| Dr Challoner's Grammar School | AMERSHAM Buckinghamshire, HP6 5HA | Map | Website |
| Durston House | LONDON Middlesex, W5 2DR | Map | Website |
| Enfield Grammar School | ENFIELD Middlesex, EN2 6LN | Map | Website |
| Haberdashers' Elstree Schools | ELSTREE Hertfordshire, WD6 3AF | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Harrow School | HARROW-ON-THE-HILL Middlesex, HA1 3HP | Map | Website |
| Highgate School | LONDON Middlesex, N6 4AY | Map | Website |
| Ibstock Place School | LONDON Surrey, SW15 5PY | Map | Website |
| Kew House School | BRENTFORD Middlesex, TW8 0EX | Map | Website |
| King Edward's Witley | GODALMING Surrey, GU8 5SG | Map | Website |
| Latymer Upper School | LONDON Greater London, W6 9LR | Map | Website |
| Merchant Taylors' School, Northwood | NORTHWOOD Middlesex, HA6 2HT | Map | Website |
| Mill Hill & Belmont Schools | LONDON Middlesex, NW7 1QS | Map | Website |
| Northwood College for Girls | NORTHWOOD Middlesex, HA6 2YE | Map | Website |
| Notting Hill and Ealing High School | LONDON Greater London, W13 8AX | Map | Website |
| Nower Hill High School | PINNER Middlesex, HA5 5RP | Map | Website |
| Orley Farm School | HARROW-ON-THE-HILL Middlesex, HA1 3NU | Map | Website |
| Queen Elizabeth's School, Barnet | BARNET Hertfordshire, EN5 4DQ | Map | Website |
| RGS, High Wycombe | HIGH WYCOMBE Buckinghamshire, HP13 6QT | Map | Website |
| St Albans School | ST ALBANS Hertfordshire, AL3 4HB | Map | Website |
| St Benedict's School | LONDON Middlesex, W5 2ES | Map | Website |
| St Christopher's School | WEMBLEY Middlesex, HA9 8HE | Map | Website |
| St Dunstan's College | LONDON Kent, SE6 4TY | Map | Website |
| St Martin's School, Northwood | NORTHWOOD Middlesex, HA6 2DJ | Map | Website |
| The Harrodian School | LONDON Middlesex, SW13 9QN | Map | Website |
| University College School (UCS) | LONDON Middlesex, NW3 6XH | Map | Website |
| Watford Grammar School for Boys | WATFORD Hertfordshire, WD18 7JF | Map | Website |
| Westminster School | LONDON Middlesex, SW1P 3PF | Map | Website |
| Wetherby Senior School | LONDON Greater London, W1U 2QB | Map | Website |
