| American School in London | LONDON Middlesex, NW8 0NP | Map | Website |
| Box Hill School | DORKING Surrey, RH5 6EA | Map | Website |
| Broomwood Hall School | LONDON Middlesex, SW12 8NR | Map | Website |
| Caterham School | CATERHAM Surrey, CR3 6YA | Map | Website |
| Cheam Common Junior School | Worcester Park Surrey, KT4 8UT | tbc | tbc |
| Chigwell School | CHIGWELL Essex, IG7 6QF | Map | Website |
| City of London Freemen's | ASHTEAD Surrey, KT21 1ET | Map | Website |
| Claremont Fan Court School | ESHER Surrey, KT10 9LY | Map | Website |
| Danes Hill School | OXSHOTT Surrey, KT22 0JG | Map | Website |
| DLD College London | LONDON Middlesex, SE1 7FX | Map | Website |
| Dunottar School | REIGATE Surrey, RH2 7EL | Map | Website |
| Eaton House The Manor Preparatory School | LONDON Middlesex, SW4 9RU | Map | Website |
| Emanuel School | LONDON Surrey, SW11 1HS | Map | Website |
| Epsom College | EPSOM Surrey, KT17 4JQ | Map | Website |
| Ewell Castle School | EPSOM Surrey, KT17 2AW | Map | Website |
| Farringtons School | CHISLEHURST Kent, BR7 6LR | Map | Website |
| Frensham Heights School | FARNHAM Surrey, GU10 4EA | Map | Website |
| Fulham Prep School | LONDON Middlesex, W14 9SD | Map | Website |
| Grey Court School | RICHMOND Surrey, TW10 7HN | Map | Website |
| Hall School Wimbledon | LONDON Greater London, SW20 8HF | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Harris Academy Merton | MITCHAM Surrey, CR4 1BP | Map | Website |
| Highgate School | LONDON Middlesex, N6 4AY | Map | Website |
| Hurlingham School | LONDON Middlesex, SW15 2NQ | Map | Website |
| Ibstock Place School | LONDON Surrey, SW15 5PY | Map | Website |
| James Allen's Preparatory School | LONDON Greater London, SE22 8TE | Map | Website |
| Kew House School | BRENTFORD Middlesex, TW8 0EX | Map | Website |
| King Edward's Witley | GODALMING Surrey, GU8 5SG | Map | Website |
| King's College School (KCS), Wimbledon | LONDON Surrey, SW19 4TT | Map | Website |
| King's House School | RICHMOND Surrey, TW10 6ES | Map | Website |
| Kingston Grammar School | KINGSTON-UPON-THAMES Surrey, KT2 6PY | Map | Website |
| Lancing College | LANCING Sussex, BN15 0RW | Map | Website |
| Latymer Upper School | LONDON Greater London, W6 9LR | Map | Website |
| Ludgrove School | WOKINGHAM Berkshire, RG40 3AB | Map | Website |
| Manor Park Primary School | Sutton Surrey, SM1 4AW | tbc | tbc |
| Newton Preparatory School | LONDON Greater London, SW8 4BX | Map | Website |
| Northcote Lodge | LONDON Greater London, SW11 6EL | Map | Website |
| Notting Hill and Ealing High School | LONDON Greater London, W13 8AX | Map | Website |
| Notting Hill Preparatory School | LONDON Greater London, W11 1QQ | Map | Website |
| Old Vicarage School | RICHMOND Surrey, TW10 6QX | Map | Website |
| Orchard House School | LONDON Greater London, W4 1LB | Map | Website |
| Portland Place School | LONDON Greater London, W1B 1NJ | Map | Website |
| Prospect House School | LONDON Greater London, SW15 3NT | Map | Website |
| Queen's Gate School | LONDON Middlesex, SW7 5LE | Map | Website |
| Radnor House Twickenham | TWICKENHAM Middlesex, TW1 4QG | Map | Website |
| Ravenscourt Park Preparatory School | LONDON Middlesex, W6 0SL | Map | Website |
| St Benedict's School | LONDON Middlesex, W5 2ES | Map | Website |
| St Catherine's School | TWICKENHAM Middlesex, TW1 4QJ | Map | Website |
| St Paul's School | LONDON Middlesex, SW13 9JT | Map | Website |
| Surbiton High Girls' Preparatory School | KINGSTON UPON THAMES Surrey, KT1 2HW | Map | Website |
| Thames Christian College | LONDON Greater London, SW11 2HB | Map | Website |
| The Falcons School for Boys | RICHMOND Surrey, TW9 2SS | Map | Website |
| The John Lyon School | HARROW Middlesex, HA2 0HN | Map | Website |
| Thomas's, Battersea | LONDON Surrey, SW11 3JB | Map | Website |
| Thomas's, Clapham | LONDON Surrey, SW11 6JZ | Map | Website |
| Tiffin Girls' School | KINGSTON-UPON-THAMES Surrey, KT2 5PL | Map | Website |
| Tormead School | GUILDFORD Surrey, GU1 2JD | Map | Website |
| Wetherby Senior School | LONDON Greater London, W1U 2QB | Map | Website |
| Whitgift School | SOUTH CROYDON Surrey, CR2 6YT | Map | Website |
| Wilson's School | WALLINGTON Surrey, SM6 9JW | Map | Website |
| Wimbledon High School | LONDON Greater London, SW19 4AB | Map | Website |
| Wimbledon Ursuline Prep School | WIMBLEDON Surrey, SW20 8HR | Map | Website |
