- SIMSIM LTDDisolved- 13302582 - Dissolved on 11 October 2022 
- SIMSRI LTDDisolved- 13160096 - Dissolved on 12 July 2022 
- SIMSAN LTD- 15190832 - Incorporated on 5 October 2023 
- SIMSEE LTD- SC717699 - Incorporated on 15 December 2021 
- SIMSCO LTD- 13838678 - Incorporated on 10 January 2022 
- SIMSEM LTD- 16536752 - Incorporated on 23 June 2025 
- SIMS UAV LLP- OC432189 - Incorporated on 18 June 2020 - 1 Chawton Park Road, Alton 
- SIMSEC LTDDisolved- 14185225 - Dissolved on 10 June 2025 
- SIMSEK LTDDisolved- 14549404 - Dissolved on 30 April 2024 
- SIMSIM LTDDisolved- 14571487 - Dissolved on 23 April 2024 
- SIMSAM LLP- OC450499 - Incorporated on 5 January 2024 
- SIMS4 YOU LTDDissolved- 07034069 - Dissolved on 16 February 2010 
- SIMSEK LTDDisolved- 07777519 - Dissolved on 14 June 2022 
- SIMSIG LTDDissolved- 06727391 - Dissolved on 27 November 2012 
- SIMSAN LTDActive - Proposal to Strike off- 09154290 - Incorporated on 30 July 2014 
- SUE SIMS LTD- 13821405 - Incorporated on 29 December 2021 
- SIMSFX LTDDisolved- 14165793 - Dissolved on 25 July 2023 
- SIMS FBC LTDActive - Proposal to Strike off- 14937349 - Incorporated on 15 June 2023 
- SIMSIX LTDDisolved- 13552539 - Dissolved on 25 July 2023 
- SIMS FIT LTDDisolved- 13156514 - Dissolved on 28 June 2022