| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 1ST STORAGE CENTRES LIMITED | 05289241 | 16/03/2018 | Dissolved |
| ABLE STORAGE CENTRES LIMITED | 04105625 | 16/04/2014 | Dissolved |
| ADRIAN LEE CONSULTING LIMITED | 15566987 | 16/03/2024 | Amber |
| ARMADILLO SELF STORAGE LIMITED | SC246789 | 16/04/2014 | Dissolved |
| BIG YELLOW SELF STORAGE (CHESTER) LIMITED | 09380488 | 08/01/2015 | Dissolved |
| BIG YELLOW SELF STORAGE COMPANY 6 LIMITED | 05049465 | 28/04/2004 | Dissolved |
| BIG YELLOW SELF STORAGE COMPANY 7 LIMITED | 05049467 | 28/04/2004 | Dissolved |
| BIG YELLOW SELF STORAGE COMPANY 8 LIMITED | 05605025 | 12/12/2005 | Dissolved |
| BYSSCO M LIMITED | 05049463 | 28/04/2004 | Dissolved |
| CHILLAND FAMILY INVESTMENTS LIMITED | 15794562 | 22/06/2024 | Amber |
| KATOR STORAGE LIMITED | 03371034 | 27/04/2016 | Dissolved |
| LOCK & LEAVE (CANTERBURY) LIMITED | 08391070 | 27/04/2016 | Dissolved |
| LOCK & LEAVE (MOLESEY) LIMITED | 07483189 | 27/04/2016 | Dissolved |
| LOCK & LEAVE (TWICKENHAM) LIMITED | 06995682 | 27/04/2016 | Dissolved |
| LOCK & LEAVE LIMITED | 03383884 | 27/04/2016 | Dissolved |
| LONGWOOD SPORTING SOCIETY LIMITED | 13142985 | 19/01/2021 | One Red Flag |
| OWSLEBURY GAME FARM LTD | 15625638 | 05/08/2024 | Amber |
| PATRICK CORPORATE INVESTMENT LIMITED | 01091438 | 11/04/2017 | Dissolved |
| SILICON INVESTMENTS LIMITED | 04220069 | 06/07/2007 | Dissolved |
| SPEED 8546 LIMITED | 04112070 | 06/07/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| .BIG YELLOW SELF STORAGE (GP) LIMITED | 04103205 | 06/07/2007 | 31/03/2024 | Not Trading |
| .BIG YELLOW SELF STORAGE COMPANY LIMITED | 05166173 | 06/08/2004 | 31/03/2024 | Silver |
| APOLLO SELF STORAGE LIMITED | 04328308 | 16/04/2014 | 31/03/2024 | Bronze |
| ARMADILLO SELF STORAGE 2 LIMITED | 05577536 | 30/01/2015 | 31/03/2024 | Bronze |
| ARMADILLO SELF STORAGE LIMITED | 04415675 | 16/04/2014 | 31/03/2024 | Bronze |
| BIG YELLOW (BATTERSEA) LIMITED | 09334100 | 01/12/2014 | 31/03/2024 | Bronze |
| BIG YELLOW (WAPPING 2) LIMITED | 12469185 | 18/02/2020 | 31/03/2024 | Bronze |
| BIG YELLOW GROUP PLC | 03625199 | 31/03/2000 | 21/07/2022 | Silver |
| BIG YELLOW NOMINEE NO. 1 LIMITED | 06378147 | 17/12/2014 | 31/03/2024 | Not Trading |
| BIG YELLOW NOMINEE NO.2 LIMITED | 06378165 | 17/12/2014 | 31/03/2024 | Not Trading |
| BIG YELLOW SELF STORAGE COMPANY 1 LIMITED | 04401505 | 24/04/2002 | 31/03/2024 | Not Trading |
| BIG YELLOW SELF STORAGE COMPANY 2 LIMITED | 04820169 | 03/07/2003 | 31/03/2024 | Not Trading |
| BIG YELLOW SELF STORAGE COMPANY 3 LIMITED | 04692356 | 30/06/2003 | 31/03/2024 | Not Trading |
| BIG YELLOW SELF STORAGE COMPANY A LIMITED | 07922788 | 03/04/2012 | 31/03/2024 | Bronze |
| BIG YELLOW SELF STORAGE COMPANY M LIMITED | 08801950 | 17/07/2014 | 31/03/2024 | Silver |
| BYRCO LIMITED | 05622587 | 22/02/2006 | 31/03/2024 | Silver |
| BYSSCO A LIMITED | 07922885 | 03/04/2012 | 31/03/2024 | Not Trading |
| BYSSCO LIMITED | 02286547 | 11/03/1999 | 31/03/2024 | Not Trading |
| DONCASTER SECURITY OPERATIONS CENTRE LIMITED | 12049240 | 30/12/2020 | 13/02/2024 | One Red Flag |
| FOOTBALL FEVER LLP | OC322811 | 02/10/2006 | 22/05/2009 | Dissolved |
| QUICKSTORE STORAGE LIMITED | 04514034 | 11/04/2017 | 31/03/2024 | Silver |
| SELF-STORAGE ASSOCIATION LIMITED | 03132537 | 11/08/2021 | 04/06/2024 | Silver |
| THE BIG YELLOW CONSTRUCTION COMPANY LIMITED | 03870689 | 08/09/2008 | 31/03/2024 | Silver |
| THE BIG YELLOW HOLDING COMPANY LIMITED | 03932245 | 16/07/2001 | 31/03/2024 | Not Trading |
| THE LAST MILE COMPANY LIMITED | 03875125 | 05/01/2008 | 31/03/2024 | One Red Flag |