The list of current NAG member organisations (excluding individual members) is shown below:
| Member Organisation |
| Norfolk Library and Information Service |
| North Lincolnshire |
| North Somerset |
| North Tyneside Council |
| North Yorkshire Libraries & Information |
| Northumbria University |
| Nottingham Trent University |
| OCLC (UK) Limited |
| Oldham Libraries |
| Open University Library |
| Otto Harrassowitz |
| Oxford Brookes University |
| Oxford University Press - Membership cancelled |
| Policy Press |
| Portsmouth University |
| Proquest |
| Queen Mary, University of London |
| Queen's University Belfast |
| Reading Borough Libraries |
| Reading University |
| Regents College |
| Richmond County Council |
| Rochdale Libraries |
| Rotherham Libraries |
| Royal Agricultural University |
| Royal Borough of Greenwich Libraries |
| Royal Borough of WIndsor & Maidenhead |
| Royal Botanic Gardens Kew |
| Royal College of Art |
| Royal College of Nursing |
| Royal College of Surgeons |
| Rusty Monkey |
| Rusty Monkey Team |
| Rusty Monkey Test |
| Rusty Monkey Test |
| Rusty Monkey Test |
| Rusty Monkey Test |
| Salford Libraries & Information Service |
| School of Oriental & African Studies |
| Sefton MBC Libraries |
| Senate House Library |
| Sheffield Hallam University |
| Slough Libraries and Culture |
| SOAS University of London |
| SOAS University of London |
| Solihull Libraries and Arts |
| Somerset County Library |
| South Ayrshire Libraries |
| South Lanarkshire Libraries |