| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ANIX BUSINESS SYSTEMS LIMITED | 02724456 | 01/12/2015 | Dissolved |
| ANIX COMPUTERS LIMITED | 03096416 | 01/12/2015 | Dissolved |
| ANIX GROUP LIMITED | 02367983 | 01/12/2015 | Dissolved |
| ANIX HOLDINGS LIMITED | 03820162 | 01/12/2015 | Dissolved |
| ATOS ORIGIN (SEMA) PENSION TRUSTEES LIMITED | 04044489 | 01/12/2015 | Dissolved |
| ATOS ORIGIN CS PENSION TRUSTEES LIMITED | 04044483 | 01/12/2015 | Dissolved |
| ATOS ORIGIN PENSION TRUSTEES LIMITED | 03132432 | 01/12/2015 | Dissolved |
| BLUE RIVER SYSTEMS LIMITED | 03837253 | 01/12/2015 | Dissolved |
| P.R. SYSTEMS LIMITED | 03496637 | 01/12/2015 | Dissolved |
| POSETIV LIMITED | 03915597 | 01/12/2015 | Dissolved |
| RED SQUARED LIMITED | 03896383 | 01/12/2015 | Dissolved |
| SYAN TECHNOLOGY LIMITED | 02665116 | 01/12/2015 | Dissolved |
| VBHG LIMITED | 05375695 | 01/12/2015 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ATOS APF SCOTLAND GP LIMITED | SC472414 | 01/12/2015 | 01/05/2020 | Gold |
| ATOS ASPS SCOTLAND GP LIMITED | SC472415 | 01/12/2015 | 01/05/2020 | Gold |
| ATOS BPS LIMITED | 10208312 | 01/06/2016 | 21/10/2022 | Amber |
| ATOS CONSULTING LIMITED | 04312380 | 01/12/2015 | 01/05/2020 | Gold |
| ATOS INTERNATIONAL IT HOLDINGS LIMITED | 09608687 | 01/12/2015 | 01/05/2020 | Gold |
| ATOS INTERNATIONAL IT LIMITED | 01907841 | 01/12/2015 | 01/05/2020 | Bronze |
| ATOS INVEST IT SERVICES LIMITED | 12845451 | 17/02/2022 | 21/10/2022 | Gold |
| ATOS INVESTMENTS LIMITED | 04140467 | 01/12/2015 | 01/05/2020 | Gold |
| ATOS IT SERVICES LIMITED | 01240677 | 01/12/2015 | 01/05/2020 | Amber |
| ATOS IT SERVICES UK LIMITED | 01245534 | 24/03/2022 | 21/10/2022 | Amber |
| ATOS IT SOLUTIONS AND SERVICES LIMITED | 01203466 | 01/12/2015 | 01/05/2020 | Not Trading |
| ATOS LIMITED | 03290446 | 01/12/2015 | 01/05/2020 | Bronze |
| ATOS RESTAURANT TECHNOLOGY SERVICES UK LIMITED | 07232703 | 01/12/2015 | 01/05/2020 | Dissolved |
| ATOS SCOTLAND GP LIMITED | SC465208 | 01/12/2015 | 01/05/2020 | Gold |
| ATOS UK HOLDINGS LIMITED | 09612967 | 22/03/2022 | 21/10/2022 | Gold |
| ATOS UK INTERNATIONAL IT SERVICES LIMITED | 02479329 | 25/03/2022 | 21/10/2022 | Silver |
| ATOS UK IT HOLDINGS LIMITED | 04451247 | 01/12/2015 | 01/05/2020 | Amber |
| ATOS UK IT LIMITED | 02479330 | 25/03/2022 | 21/10/2022 | Silver |
| BARABAS LIMITED | 03294014 | 01/12/2015 | 01/05/2020 | Not Trading |
| BR BUSINESS SYSTEMS LIMITED | 03222541 | 25/03/2022 | 21/10/2022 | Not Trading |
| BULL HOLDINGS LIMITED | 03140641 | 25/03/2022 | 21/10/2022 | Silver |
| BULL INFORMATION SYSTEMS LIMITED | 02017873 | 01/12/2015 | 01/05/2020 | Not Trading |
| BULL N.D. HOLDINGS LIMITED | 03181916 | 25/03/2022 | 21/10/2022 | Gold |
| DIGITAL SPACE MANAGED SERVICES LIMITED | 01980455 | 01/12/2015 | 28/06/2019 | Silver |
| ESPRIT DIGITAL SERVICES LIMITED | 04691604 | 25/03/2022 | 21/10/2022 | Not Trading |
| IPSOTEK HOLDINGS LIMITED | 05299806 | 25/03/2022 | 21/10/2022 | Bronze |
| IPSOTEK LIMITED | 04272419 | 25/03/2022 | 21/10/2022 | One Red Flag |
| PROCESSIA SOLUTIONS LIMITED | 04232899 | 17/06/2022 | 21/10/2022 | Bronze |
| SEMA INVESTMENT UK LIMITED | 04168291 | 01/12/2015 | 01/05/2020 | Gold |
| SHERE LIMITED | 00078235 | 01/12/2015 | 01/05/2020 | Gold |
| SYAN HOLDINGS LIMITED | 01878187 | 01/12/2015 | 01/05/2020 | Gold |
| SYNTEL EUROPE LIMITED | 03227061 | 29/06/2022 | 21/10/2022 | Bronze |
| UNIFY ENTERPRISE COMMUNICATIONS LIMITED | 05903714 | 25/03/2022 | 21/10/2022 | Gold |
| UNIFY ENTERPRISE UK HOLDINGS LIMITED | 06690346 | 25/03/2022 | 21/10/2022 | One Red Flag |
| UNIFY UK INTERNATIONAL LIMITED | 09660071 | 25/03/2022 | 21/10/2022 | Not Trading |