| ACS International School Cobham | COBHAM Surrey, KT11 1BL | Map | Website |
| Burnham Grammar School | BURNHAM Buckinghamshire, SL1 7HG | Map | Website |
| Caterham School | CATERHAM Surrey, CR3 6YA | Map | Website |
| Christ's Hospital | HORSHAM Sussex, RH13 0LJ | Map | Website |
| Christ's School | RICHMOND Middlesex, TW10 6HW | Map | Website |
| Claires Court School | MAIDENHEAD Berkshire, SL6 6AW | Map | Website |
| Claremont Fan Court School | ESHER Surrey, KT10 9LY | Map | Website |
| Cokethorpe School | WITNEY Oxfordshire, OX29 7PU | Map | Website |
| Cranford School | WALLINGFORD Oxfordshire, OX10 9HT | Map | Website |
| Dunottar School | REIGATE Surrey, RH2 7EL | Map | Website |
| Emanuel School | LONDON Surrey, SW11 1HS | Map | Website |
| Epsom and Ewell High School | EPSOM Surrey, KT19 9JW | Map | Website |
| Glenthorne High School | SUTTON Surrey, SM3 9PS | Map | Website |
| Grey Court School | RICHMOND Surrey, TW10 7HN | Map | Website |
| Gunnersbury Catholic School | BRENTFORD Middlesex, TW8 9LB | Map | Website |
| Halliford School | SHEPPERTON Middlesex, TW17 9HX | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Hollyfield School & 6th Form Centre | SURBITON Surrey, KT6 4TU | Map | Website |
| Holyport College | HOLYPORT Berkshire, SL6 3LE | Map | Website |
| Ibstock Place School | LONDON Surrey, SW15 5PY | Map | Website |
| Kew House School | BRENTFORD Middlesex, TW8 0EX | Map | Website |
| London Oratory School | LONDON Middlesex, SW6 1RX | Map | Website |
| Lord Wandsworth College | HOOK Hampshire, RG29 1TB | Map | Website |
| Orleans Park School | TWICKENHAM Middlesex, TW1 3BB | Map | Website |
| Priory School, Lewes | LEWES Sussex, BN7 2XN | Map | Website |
| Radnor House Twickenham | TWICKENHAM Middlesex, TW1 4QG | Map | Website |
| Ranelagh School | BRACKNELL Berkshire, RG12 9DA | Map | Website |
| Reading School | READING Berkshire, RG1 5LW | Map | Website |
| Reigate Grammar School | REIGATE Surrey, RH2 0QS | Map | Website |
| Rutlish School | LONDON Surrey, SW20 9AD | Map | Website |
| Salesian College | FARNBOROUGH Hampshire, GU14 6PA | Map | Website |
| Salesian School | CHERTSEY Surrey, KT16 9LU | Map | Website |
| St Benedict's School | LONDON Middlesex, W5 2ES | Map | Website |
| St Cenydd Community School | CAERPHILLY Glamorgan, CF83 2RP | Map | Website |
| St George's Weybridge | ADDLESTONE Surrey, KT15 2QS | Map | Website |
| St Paul's School | LONDON Middlesex, SW13 9JT | Map | Website |
| Sutton Grammar School for Boys | SUTTON Surrey, SM1 4AS | Map | Website |
| The Forest School, Winnersh | WOKINGHAM Berkshire, RG41 5NE | Map | Website |
| The Webber Independent School | MILTON KEYNES Buckinghamshire, MK14 6DP | Map | Website |
| The Windsor Boys' School | WINDSOR Berkshire, SL4 5EH | Map | Website |
| University College School (UCS) | LONDON Middlesex, NW3 6XH | Map | Website |
| Wetherby Senior School | LONDON Greater London, W1U 2QB | Map | Website |
| Wimbledon College | WIMBLEDON Surrey, SW19 4NS | Map | Website |
| Woodbridge School | WOODBRIDGE Suffolk, IP12 4JH | Map | Website |
| Yarm School | STOCKTON-ON-TEES Co. Durham, TS15 9EJ | Map | Website |
