| Aldenham School | BOREHAMWOOD Hertfordshire, WD6 3AJ | Map | Website |
| Alleyn Court Preparatory School | SOUTHEND-ON-SEA Essex, SS3 0PW | Map | Website |
| Alleyn's School | DULWICH London, SE22 8SU | Map | Website |
| Bancroft's School | WOODFORD GREEN Essex, IG8 0RF | Map | Website |
| Barrow Hills School | GODALMING Surrey, GU8 5NY | Map | Website |
| Beechwood Park School | ST ALBANS Hertfordshire, AL3 8AW | Map | Website |
| Bishop's Stortford College | BISHOP'S STORTFORD Hertfordshire, CM23 2PJ | Map | Website |
| Bradfield College | BRADFIELD Berkshire, RG7 6AU | Map | Website |
| Brentwood School | BRENTWOOD Essex, CM15 8AS | Map | Website |
| Charterhouse | GODALMING Surrey, GU7 2DX | Map | Website |
| Chigwell School | CHIGWELL Essex, IG7 6QF | Map | Website |
| City of London School | LONDON Greater London, EC4V 3AL | Map | Website |
| Coopers' Company & Coborn School | UPMINSTER Essex, RM14 3HS | Map | Website |
| Feltonfleet School | COBHAM Surrey, KT11 1DR | Map | Website |
| Forest School | LONDON Greater London, E17 3PY | Map | Website |
| Fortismere School | LONDON Middlesex, N10 1NE | Map | Website |
| Haileybury | HERTFORD Hertfordshire, SG13 7NU | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Highgate School | LONDON Middlesex, N6 4AY | Map | Website |
| Ilford County High School | ILFORD Essex, IG6 2JB | Map | Website |
| Joyce Frankland Academy | SAFFRON WALDEN Essex, CB11 3TR | Map | Website |
| Kimbolton School | HUNTINGDON Cambridgeshire, PE28 0EA | Map | Website |
| Lambrook School | BRACKNELL Berkshire, RG42 6LU | Map | Website |
| Lochinver House School | POTTERS BAR Hertfordshire, EN6 1LW | Map | Website |
| Loyola Preparatory School | BUCKHURST HILL Essex, IG9 5NH | Map | Website |
| Mill Hill & Belmont Schools | LONDON Middlesex, NW7 1QS | Map | Website |
| New Hall School | CHELMSFORD Essex, CM3 3HS | Map | Website |
| Normanhurst School | LONDON Middlesex, E4 7BA | Map | Website |
| Norwich School | NORWICH Norfolk, NR1 4DD | Map | Website |
| Queenswood School | HATFIELD Hertfordshire, AL9 6NS | Map | Website |
| Russell House School | SEVENOAKS Kent, TN14 5QU | Map | Website |
| Saffron Walden County High School | SAFFRON WALDEN Essex, CB11 4UH | Map | Website |
| Southborough School | SURBITON Surrey, KT6 5AS | Map | Website |
| St Albans High School for Girls | ST ALBANS Hertfordshire, AL1 3SJ | Map | Website |
| St Anthony's School for Boys | LONDON Middlesex, NW3 6NP | Map | Website |
| St Aubyn's School | WOODFORD GREEN Essex, IG8 9DU | Map | Website |
| St Benedict's School | LONDON Middlesex, W5 2ES | Map | Website |
| St Edmund's College, Ware | WARE Hertfordshire, SG11 1DS | Map | Website |
| St Faith's School | CAMBRIDGE Cambridgeshire, CB2 8AG | Map | Website |
| St John's School, Leatherhead | LEATHERHEAD Surrey, KT22 8SP | Map | Website |
| St Martin's School, Brentwood | BRENTWOOD Essex, CM13 2HG | Map | Website |
| St Piran's School | MAIDENHEAD Berkshire, SL6 7LZ | Map | Website |
| Stephen Perse Foundation | CAMBRIDGE Cambridgeshire, CB2 1HF | Map | Website |
| Surbiton High School | KINGSTON-UPON-THAMES Surrey, KT1 2JT | Map | Website |
| Sutton Grammar School for Boys | SUTTON Surrey, SM1 4AS | Map | Website |
| The Haberdashers' Aske's Boys' School | ELSTREE Hertfordshire, WD6 3AF | Map | Website |
| The John Lyon School | HARROW Middlesex, HA2 0HN | Map | Website |
| The Perse School | CAMBRIDGE Cambridgeshire, CB2 8QF | Map | Website |
| Woldingham School | WOLDINGHAM Surrey, CR3 7YA | Map | Website |
| York House School | RICKMANSWORTH Hertfordshire, WD3 4LW | Map | Website |
