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- DEREKLEWIES LTDDissolved- 07297111 - Dissolved on 7 February 2012 
- DEREK SMITH & CO LTD- SC317048 - Incorporated on 22 February 2007 
- DEREK AMOAKO LTD- 09316152 - Incorporated on 18 November 2014 
- DEREK GRICE. BS. LTD- 08979129 - Incorporated on 4 April 2014 
- DEREKANDPUCH LTDActive - Proposal to Strike off- 09522275 - Incorporated on 1 April 2015 
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- DEREK PITHIE LTD- 16538446 - Incorporated on 24 June 2025 
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- D. R. JOHNSTONE LIMITED- 04973965 - Incorporated on 24 November 2003 
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- DEREK FREEMAN LTDActive - Proposal to Strike off- 10627494 - Incorporated on 20 February 2017