ISC Constituent Associations
ISC provides a single, unified organisation that speaks and acts on behalf its member schools and the associations of governing bodies, heads and bursars by which it was constituted.
The eight constituent member associations of ISC are:
Heads
Girls' Schools Association (GSA)
Headmasters' & Headmistresses' Conference (HMC)
Independent Association of Prep Schools (IAPS)
Independent Schools Association (ISA)
The Society of Heads
Governors
Association of Governing Bodies of Independent Schools (AGBIS)
Bursars
Independent Schools' Bursars Association (ISBA)
Overseas schools
Council of British International Schools (COBIS)
ISC also has a close relationship with two affiliated associations:
Boarding Schools Association (BSA)
Scottish Council of Independent Schools (SCIS)
Constituent Associations

Girls' Schools Association (GSA)
GSA is the main association to which heads of girls senior independent schools belong.
Address
GSA
130 Regent Road
Leicester
LE1 7PG

Headmasters' & Headmistresses' Conference (HMC)
HMC represents the heads of over 240 boys' and co-educational independent senior schools.
Address
HMC
12 The Point
Rockingham Road
Market Harborough
Leicestershire
LE16 7QU

Independent Association of Prep Schools (IAPS)
Represents the heads of more than 570 boys', girls' and co-educational preparatory schools for children aged from 2 to 13.
Address
IAPS
11 Waterloo Place
Leamington Spa
CV32 5LA

Independent Schools Association (ISA)
ISA members include heads of some 300 preparatory, senior and all-through schools.
Address
ISA
Boys' British School
East Street
Saffron Walden
CB10 1LS

The Society of Heads
The Society of Heads represents the heads of independent schools of all sizes, many of which have a long tradition of boarding.
Address
12 The Point
Rockingham Road
Market Harborough
Leicestershire
LE16 7QU

Association of Governing Bodies of Independent Schools (AGBIS)
AGBIS represents the interests of the governing bodies of ISC schools.
Address
AGBIS
The Grange
3 Codicote Road
Welwyn
Herts
AL6 9LY

Independent Schools’ Bursars Association (ISBA)
ISBA provides first class support to over 900 independent schools as businesses and charities.
Address
Unit 11-12
Manor Farm
Cliddesden
Basingstoke
RG25 2JB

Council of British International Schools (COBIS)
COBIS represents accredited British Schools abroad, anywhere in the world.
Address
COBIS
St Mary’s University College
Waldergrave Road
Strawberry Hill
Twickenham, TW1 4SX, UK
Affiliated Associations

Boarding Schools Association (BSA)
The BSA is the UK Association promoting and serving boarding education in both the independent and maintained sectors.
Address
BSA
Grosvenor Gardens House
35-37 Grosvenor Gardens
London
SW1W 0BS

Scottish Council of Independent Schools (SCIS)
SCIS promotes and supports the significant contribution made to Scottish education by independent schools - whether mainstream, specialist or special needs.
Address
61 Dublin Street
Edinburgh
EH3 6NL