| Arnold House School | LONDON Middlesex, NW8 0LH | Map | Website |
| Ashfold School | AYLESBURY Buckinghamshire, HP18 9NG | Map | Website |
| Brentwood School | BRENTWOOD Essex, CM15 8AS | Map | Website |
| Caldicott Preparatory School | FARNHAM ROYAL Buckinghamshire, SL2 3SL | Map | Website |
| Connaught House School | LONDON Middlesex, W2 2HL | Map | Website |
| Cumnor House School for Boys | SOUTH CROYDON Surrey, CR2 6DA | Map | Website |
| Dulwich Prep London | LONDON Surrey, SE21 7AA | Map | Website |
| Elstree School | READING Berkshire, RG7 5TD | Map | Website |
| Farringtons School | CHISLEHURST Kent, BR7 6LR | Map | Website |
| Fulham Prep School | LONDON Middlesex, W14 9SD | Map | Website |
| Garden House School | LONDON Middlesex, SW3 4TW | Map | Website |
| George Abbot School | GUILDFORD Surrey, GU1 1XX | Map | Website |
| Great Walstead School | HAYWARDS HEATH Sussex, RH16 2QL | Map | Website |
| Highgate School | LONDON Middlesex, N6 4AY | Map | Website |
| Hill House International Junior School | LONDON Middlesex, SW1X 0EP | Map | Website |
| Keble Prep | LONDON Middlesex, N21 1BG | Map | Website |
| King's College School (KCS), Wimbledon | LONDON Surrey, SW19 4TT | Map | Website |
| Latymer Prep School | LONDON Middlesex, W6 9TA | Map | Website |
| New College School, Oxford | OXFORD Oxfordshire, OX1 3UA | Map | Website |
| Northcote Lodge | LONDON Greater London, SW11 6EL | Map | Website |
| Notting Hill Preparatory School | LONDON Greater London, W11 1QQ | Map | Website |
| Orchard House School | LONDON Greater London, W4 1LB | Map | Website |
| Ravenscourt Park Preparatory School | LONDON Middlesex, W6 0SL | Map | Website |
| Rokeby School, Surrey | KINGSTON UPON THAMES Surrey, KT2 7PB | Map | Website |
| Royal Russell School | CROYDON Surrey, CR9 5BX | Map | Website |
| St Anthony's School for Boys | LONDON Middlesex, NW3 6NP | Map | Website |
| St Martin's School, Northwood | NORTHWOOD Middlesex, HA6 2DJ | Map | Website |
| St Paul's School | LONDON Middlesex, SW13 9JT | Map | Website |
| St Stephens CofE Primary School | London Greater London, W2 5QH | tbc | tbc |
| Surbiton High Preparatory Schools | SURBITON Surrey, KT6 4SP | Map | Website |
| The Hall | LONDON Middlesex, NW3 4NU | Map | Website |
| The Perse School | CAMBRIDGE Cambridgeshire, CB2 8QF | Map | Website |
| Thomas's, Battersea | LONDON Surrey, SW11 3JB | Map | Website |
| Thomas's, Clapham | LONDON Surrey, SW11 6JZ | Map | Website |
| Thomas's, Fulham | LONDON Greater London, SW6 3ES | Map | Website |
| Walhampton | LYMINGTON Hampshire, SO41 5ZG | Map | Website |
| Westminster Under School | LONDON Middlesex, SW1P 2NN | Map | Website |
| Whitgift School | SOUTH CROYDON Surrey, CR2 6YT | Map | Website |
