The list of current NAG member organisations (excluding individual members) is shown below:
| Member Organisation |
| Aberdeen, University of |
| ADAM MATTHEW DIGITAL LTD |
| Anybook Library Services |
| Askews & Holts |
| Bedford Borough Libraries |
| Bexley Library Services |
| Bibliographic Data Services Ltd |
| Birkbeck College |
| Birmingham City University |
| Birmingham Library Services |
| Bolinda |
| Bolton Libraries |
| Bournemouth Libraries |
| BPP College of Professional Studies |
| Bradford College |
| Bradford Libraries |
| Bristol University |
| British Library |
| British Library of Political and Economic Science |
| BRITISH MUSEUM |
| Browns Books for Students |
| Buckinghamshire New University |
| Bury Libraries |
| Caerphilly Libraries |
| Calderdale Libraries |
| Cambridge University Library |
| Cambridgeshire Libraries & Information |
| Canterbury Christ Church University |
| Cardiff Metropolitan University |
| Cheshire Libraries and Information |
| City of London Libraries |
| Content Online |
| Conwy Libraries |
| Coventry Libraries |
| Cramer Music Ltd |
| CTK (Central Technical Library & University of Ljubljana) |
| Cumbria Libraries |
| Dawson Books |
| DE GRUYTER |
| De Monfort University |
| Derbyshire County Libraries |
| Doncaster Libraries & Services |
| Dublin City Public Libraries |