| 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 |
| Avon House | WOODFORD GREEN Essex, IG8 0PN | Map | Website |
| Bancroft's School | WOODFORD GREEN Essex, IG8 0RF | Map | Website |
| Bedford Preparatory School | BEDFORD Bedfordshire, MK40 2TU | Map | Website |
| Bishop's Stortford College | BISHOP'S STORTFORD Hertfordshire, CM23 2PJ | Map | Website |
| Braeside School for Girls | BUCKHURST HILL Essex, IG9 5SD | Map | Website |
| Brentwood School | BRENTWOOD Essex, CM15 8AS | Map | Website |
| Central Foundation Boys' School | LONDON Middlesex, EC2A 4SH | Map | Website |
| City of London School | LONDON Greater London, EC4V 3AL | Map | Website |
| Coopers' Company & Coborn School | UPMINSTER Essex, RM14 3HS | Map | Website |
| Dame Alice Owens School | POTTERS BAR Hertfordshire, EN6 2DU | Map | Website |
| Eton College | WINDSOR Berkshire, SL4 6DW | Map | Website |
| Felsted Preparatory School | NR DUNMOW Essex, CM6 3JL | Map | Website |
| Felsted School | DUNMOW Essex, CM6 3LL | Map | Website |
| Forest School | LONDON Greater London, E17 3PY | Map | Website |
| Haileybury | HERTFORD Hertfordshire, SG13 7NU | 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 |
| Hitchin Boys' School | HITCHIN Hertfordshire, SG5 1JB | Map | Website |
| Kimbolton School | HUNTINGDON Cambridgeshire, PE28 0EA | Map | Website |
| Loyola Preparatory School | BUCKHURST HILL Essex, IG9 5NH | Map | Website |
| Mayfield School | DAGENHAM Essex, RM8 1XE | Map | Website |
| Mill Hill & Belmont Schools | LONDON Middlesex, NW7 1QS | Map | Website |
| New Hall School | CHELMSFORD Essex, CM3 3HS | Map | Website |
| Norwich School | NORWICH Norfolk, NR1 4DD | Map | Website |
| Queenswood School | HATFIELD Hertfordshire, AL9 6NS | Map | Website |
| RGS, Colchester | COLCHESTER Essex, CO3 3ND | Map | Website |
| Saffron Walden County High School | SAFFRON WALDEN Essex, CB11 4UH | Map | Website |
| St Albans High School for Girls | ST ALBANS Hertfordshire, AL1 3SJ | 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 |
| 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 |
| Westminster School | LONDON Middlesex, SW1P 3PF | Map | Website |
| Woodford Green Preparatory School | WOODFORD GREEN Essex, IG8 0BZ | Map | Website |
