- COLIN DOIG LTDDisolved- SC474881 - Dissolved on 8 August 2023 
- COLIN PIKE 2859 LTDActive - Proposal to Strike off- 10103109 - Incorporated on 5 April 2016 
- COLIN HILL LTDDisolved- 11018635 - Dissolved on 16 August 2022 
- COLINEKE LTD- 11920605 - Incorporated on 2 April 2019 
- COLIN RICH LTD- 11942251 - Incorporated on 12 April 2019 
- COLINSBA LTD- 16250402 - Incorporated on 13 February 2025 
- IFB PROJECTS LTD- 10672245 - Incorporated on 15 March 2017 
- BRADFORD CC C.I.C.Disolved- 11147649 - Dissolved on 19 December 2023 
- COLIN BONE LTDActive - Proposal to Strike off- 07288988 - Incorporated on 18 June 2010 
- COLIN P SYME LTD- 09112083 - Incorporated on 2 July 2014 
- COLIN KAYE LTDDissolved- 08751626 - Dissolved on 19 December 2017 
- COLIN & SONS LTD.- 09083227 - Incorporated on 12 June 2014 
- COLIN COOK LTDActive - Proposal to Strike off- 13596353 - Incorporated on 1 September 2021 
- COLIN WOOF LTDDisolved- SC769563 - Dissolved on 22 October 2024 
- COLIN BELL LTD- 16232480 - Incorporated on 5 February 2025 
- COLIN LIMITED- 03797914 - Incorporated on 29 June 1999 
- IAIN SALTER LIMITEDActive - Proposal to Strike off- 10612006 - Incorporated on 9 February 2017 
- IAIN ELEANOR LIMITED- 10687172 - Incorporated on 23 March 2017 
- IAIN WILLIAMS LIMITED- 05917673 - Incorporated on 29 August 2006 
- IAIN CARSTAIRS LIMITED- 01230934 - Incorporated on 23 October 1975