| 11Plus Teacher Ltd | Chelmsford | A rating |
| 4DS NURSERIES AND PRE SCHOOL LTD | Canterbury | A rating |
| 4J'S Educational Academy Ltd | Peterborough | A rating |
| 6 Bit Education Ltd | Birmingham | A rating |
| A PLUS ACADEMY LTD | Manchester | A rating |
| A-Z LEARNING ACADEMY LTD | London | A rating |
| A&J School Limited | London | A rating |
| ABA Autism Education Ltd | Norfolk | A rating |
| Abacus Nursery School | London | A rating |
| Abbey College | Huntingdon | A rating |
| Abbey DLD Colleges Ltd | Cambridge | A rating |
| Abbey Multi Academy Trust | Leeds | A rating |
| Abbey School Limited | Chester | A rating |
| Abbeyfield Primary Academy | SHEFFIELD | A rating |
| Abbotsholme School | Uttoxeter | A rating |
| ABC EDUCATION CONSULTANCY LTD | London | A rating |
| Aberdeen University Students???????¢???????????????? Association | Aberdeen | A rating |
| Aberdour School Educational Trust | Tadworth | A rating |
| Abertay University | Dundee | A rating |
| Aberystwyth University | Aberystwyth | A rating |
| Ability Post Production Academy Limited | Glasgow | A rating |
| Abingdon and Witney College | Abingdon | A rating |
| Abingdon School | Abingdon | A rating |
| ABM Academy Limited | Blackpool | A rating |
| AC Maben Ltd T/A Kevins Schoolwear | Greenford | A rating |
| ACADEMY BUILDING WORKS LTD | Hounslow, | A rating |
| Academy Films Ltd | LONDON | A rating |
| Academy Geomatics Ltd | Gateshead | A rating |
| Academy House | Camberley | A rating |
| ACADEMY HOUSE LIMITED | GLASGOW | A rating |
| Academy Music Group | London | A rating |
| Academy of Motion Picture Arts and Sciences | London | A rating |
| Academy of Robotics Ltd | Cardff | A rating |
| Academy Of Sinology UK | Swansea | A rating |
| Academy of the Annunciation | Buckfastleigh | A rating |
| Academy Restaurants LTD | Inverness | A rating |
| Academy Transformation Trust | Sutton Coldfield | A rating |
| ACADEMY WHOLESALE ELECTRICS LTD | GLASGOW | A rating |
| ACADEVIS FOREIGN EDUCATION CONSULTANT LIMITED | London | A rating |
| Accord Multi Academy Trust | Wakefield | A rating |
| Acculearn Trading Limited T/A Cranbrook College | London | A rating |
| ACEBRIDGE EDUCATION LTD | London | A rating |
| Achieve Teachers Ltd | London | A rating |
| Ackworth School | Pontefract | A rating |
| ACL Education Solutions Ltd | London | A rating |
| Acquire Learning College LTD | Sheffield | A rating |
| ACS INTERNATIONAL SCHOOLS LIMITED | Cobham | A rating |
| Activate Learning Education Trust | Reading | A rating |
| Acumen Global Academy Ltd | Romford | A rating |
| Adam Mosque & Dawah Academy | Birmingham | A rating |