| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 121 Assist Ltd | 02916793 | 03/04/2000 | Dissolved |
| 121 OVERSEAS HOLDINGS LIMITED | 03288920 | 03/04/2000 | Dissolved |
| 1210 SOFTWARE LIMITED | 02916694 | 03/04/2000 | Dissolved |
| Aethos Trustees Ltd | 03271531 | 22/09/2003 | Dissolved |
| Aldiscon (U.K.) Ltd | 02775816 | 22/11/1999 | Dissolved |
| Data Architects Systems Ltd | 01620981 | 03/04/2000 | Dissolved |
| ENABLE GROUP LIMITED | 03282368 | 03/04/2000 | Dissolved |
| ENABLE IT LIMITED | 03237037 | 03/04/2000 | Dissolved |
| FIRST DERIVATIVES SERVICES LIMITED | NI644539 | 15/01/2020 | Bronze |
| KX ANALYTICS LIMITED | 14271925 | 02/08/2022 | Not Trading |
| KX GROUP LTD | NI692545 | 14/11/2022 | Not Trading |
| KX SYSTEMS LTD | NI685531 | 04/02/2022 | Not Trading |
| Logica Defence & Civil Government Ltd | 01024528 | 03/04/2000 | Dissolved |
| Logica Finance Ltd | 01912371 | 03/04/2000 | Dissolved |
| Logica Solutions Ltd | 03282568 | 03/04/2000 | Dissolved |
| Logica Support Services Ltd | 03112771 | 03/04/2000 | Dissolved |
| Logica V T S Ltd | 01388661 | 03/04/2000 | Dissolved |
| RECHANNEL LIMITED | 08297215 | 04/07/2014 | Dissolved |
| Team 121 Group Ltd | 03483544 | 03/04/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 121 CORPORATE LIMITED | 03229987 | 03/04/2000 | 07/12/2011 | Dissolved |
| 121 HOLDINGS LIMITED | 03224305 | 03/04/2000 | 07/12/2011 | Dissolved |
| 121 LAND LIMITED | 03339362 | 03/04/2000 | 07/12/2011 | Dissolved |
| 1900 GROUP LIMITED | 00996027 | 03/04/2000 | 07/12/2011 | Dissolved |
| ACM ULR LIMITED | 03832599 | 01/12/2017 | 01/12/2021 | Silver |
| ASTUTA LTD | 07795961 | 24/02/2017 | 16/02/2018 | Silver |
| BFSL LIMITED | 02706280 | 01/12/2017 | 01/12/2021 | Silver |
| BGL GROUP LIMITED | 02593690 | 27/09/2013 | 22/06/2017 | Silver |
| BISL LIMITED | 03231094 | 01/12/2017 | 01/12/2021 | Silver |
| CGI CORPORATE HOLDINGS LIMITED | 04944297 | 27/10/2003 | 07/12/2011 | Bronze |
| CGI INTERNATIONAL HOLDINGS LIMITED | 01389044 | 03/04/2000 | 07/12/2011 | Dissolved |
| CGI IT UK LIMITED | 00947968 | 26/07/2002 | 24/10/2011 | Silver |
| CMG COMPUTER MANAGEMENT GROUP (UK) LIMITED | 01919095 | 11/11/2010 | 07/12/2011 | Dissolved |
| CMG LIMITED | 00930965 | 26/03/2003 | 07/12/2011 | Not Trading |
| DSI ARCHER LIMITED | 09487000 | 01/05/2015 | 08/12/2016 | Dissolved |
| EPPIX ESOLUTION LIMITED | 08557252 | 01/05/2015 | 06/02/2020 | One Red Flag |
| ILEX GROUP LIMITED | 03223322 | 03/04/2000 | 07/12/2011 | Dissolved |
| LOGICA BUSINESS SERVICES UK LIMITED | 01542379 | 03/04/2000 | 07/12/2011 | Dissolved |
| LOGICA HOLDINGS LIMITED | 01376179 | 03/04/2000 | 07/12/2011 | Dissolved |
| LOGICA INTERNATIONAL LIMITED | 01237299 | 03/04/2000 | 07/12/2011 | Dissolved |
| LOGICA INTERNATIONAL PROJECTS LIMITED | 01698504 | 03/04/2000 | 07/12/2011 | Dissolved |
| LOGICA IT SERVICES UK LIMITED | 01137188 | 12/03/2007 | 07/12/2011 | Dissolved |
| LOGICA LIMITED | 01631639 | 19/02/2002 | 03/04/2012 | Silver |
| LOGICA QUEST TRUSTEES LIMITED | 03288806 | 03/04/2000 | 07/12/2011 | Dissolved |
| LOGICACMG FINANCIAL SOFTWARE LIMITED | 03133690 | 03/04/2000 | 07/12/2011 | Dissolved |
| MEDICLINIC GROUP LIMITED | 08338604 | 05/06/2013 | 31/03/2020 | Silver |
| MI-PAY GROUP PLC | 05550853 | 29/04/2014 | 30/03/2020 | Dissolved |
| MOUCHEL GROUP PLC | 00095369 | 04/11/2010 | 20/09/2012 | Dissolved |
| MRP HOLDINGS LIMITED | NI689584 | 08/07/2022 | 29/02/2024 | Bronze |
| THE NATIONAL FUNDING SCHEME | 08223187 | 24/06/2014 | 15/06/2016 | One Red Flag |
| TRANSUNION INTERNATIONAL UK LIMITED | 03961870 | 27/11/2015 | 18/06/2018 | Silver |