- CALDERYS UK LTDDisolved- 01039428 - Dissolved on 8 March 2022 
- CALDERONI LTD- 09633338 - Incorporated on 11 June 2015 
- ABBY CALDER LTD- 09768776 - Incorporated on 9 September 2015 
- CALDER LOCH LTDDisolved- SC611977 - Dissolved on 5 September 2023 
- CALDER VALE LTDActive - Proposal to Strike off- 11689422 - Incorporated on 21 November 2018 
- GLEN CALDER LTDDisolved- SC717830 - Dissolved on 21 May 2024 
- REFLEC PLC- 03077246 - Incorporated on 7 July 1995 
- KERF GROUP HOLDINGS LIMITED- 12056250 - Incorporated on 18 June 2019 
- ALLAN CALDER'S LIMITEDDisolved- 04889589 - Dissolved on 12 March 2024 
- MR & MRS NIK LTD- 09626652 - Incorporated on 6 June 2015 
- MR AND MRS A LTDActive - Proposal to Strike off- 11538245 - Incorporated on 28 August 2018 
- IANA LTDActive - Proposal to Strike off- 11849119 - Incorporated on 27 February 2019 
- IANB LTDDisolved- 10453547 - Dissolved on 7 February 2023 
- IAN&LD LTD- SC674753 - Incorporated on 18 September 2020 
- IANN LTDDisolved- 13886116 - Dissolved on 3 May 2022 
- IANA & IANA SERVICES LTDDissolved- 08520916 - Dissolved on 16 July 2019 
- MR & MRS VAN LTD- 14374749 - Incorporated on 25 September 2022 
- IANJ LTD- 15583805 - Incorporated on 22 March 2024 
- IANA LTD- 16571334 - Incorporated on 9 July 2025 
- CALDER TEMPERATURE CONTROLS LIMITED- 05117298 - Incorporated on 4 May 2004