Abbot's Hill School
Ardingly College
Bedford School
Benenden School
Berkhamsted Senior School
Birkdale School
Bloxham School
Box Hill School
Bradfield College
Brighton College
Caterham School
Charterhouse School
Cranleigh School
Cranmore School
Dauntsey's School
Downe House School
Epsom College
Eton College
Fulham Senior School
Harrodian School

Harrow School
Hoe Bridge School
Hurstpierpoint College
Ibstock Place School
James Allen's Girls' School
Kew House School
King Edward's School Witley
King's School, Canterbury
Lady Eleanor Holles School
Leweston School
The Leys School
Maida Vale School
Marlborough College
New Hall School
The Oratory School
Palmers Green High School
Pangbourne College
Radley College
Reed's School
Royal Grammar School, Guildford

Seaford College
Sevenoaks School
Sherborne School
St Albans High School
St Edward's School
St John's School, Leatherhead
St Paul's School
St Swithun's School
Stowe School
Streatham & Clapham High School
Sutton Valence School
Tonbridge School
Tormead School
Walthamstow Hall School
Wellington College
Westminster School
Winchester College
Woldingham School
Wycombe Abbey

Channing School
Francis Holland School - Regent's Park
Francis Holland School - Sloane Square
Godolphin & Latymer School
More House School

Northwood College for Girls
Notting Hill & Ealing High School
Queen's College London
Queens's Gate School
South Hampstead High School

St Augustine's Priory
St Helen's School
St James Senior Girls' School
St Margaret's School

Aldenham School
Ashford School
Brighton Girls Senior School
Canford School
Cheltenham Ladies' College
Chigwell School
City of London School
Cokethorpe School
Croydon High School
Dame Allan's School
Dauntsey's School
Derby High School
Dulwich College
Ellesmere College
Ewell Castle School
Felsted School
Forest School
Gateways School

Giggleswick School
Gordonstoun School
Gresham's Senior School
Haberdashers' Boys' School, Elstree
Harrow School (The Harrow Test)
Headington Rye Oxford
King's Ely Senior School
Knightsbridge School
Leicester High School for Girls
Lord Wandsworth College
Maynard School, The
Mill Hill School
North Bridge House Schools
Northampton School
Norwich High School
Oakham School
Oxford High School
Prior Park School

Queen Elizabeth's Hospital, Bristol
Reading Blue Coat School
Roedean School
Royal Grammar School Newcastle
Royal Russell School
Rugby School
Sherborne Girls School
St Albans School
St Edmund's School, Canterbury
St Joseph's School, Reading
St Mary's School, Calne
Trinity School
Uppingham School
Wetherby Pembridge
Wetherby Senior School
Wolverhampton Grammar School
Worth School