- ANDREW DONALDSON SERVICES LIMITED- 10517085 - Incorporated on 8 December 2016 
- MR ANDREWS ONLINE LIMITEDLiquidation- 08346833 - Incorporated on 4 January 2013 
- J M & C F DONALD- SL000227 - Incorporated on 2 September 1977 
- WHITTAKER I- 10288964 - Incorporated on 20 July 2016 
- MR PAUL ANDREW CONSULTING LTDDisolved- 13600076 - Dissolved on 1 October 2024 
- WHITTAKER GIBSONActive - Proposal to Strike off- 07787702 - Incorporated on 26 September 2011 
- JC DONALD IRL LTDDisolved- NI613559 - Dissolved on 21 March 2023 
- WHITTAKER II- 10288918 - Incorporated on 20 July 2016 
- WHITTAKER AEROSPACE- 02812314 - Incorporated on 23 April 1993 
- WHITTAKER IIIDisolved- 10297325 - Dissolved on 20 September 2022 
- WHITTAKER DEFOITEActive - Proposal to Strike off- 07900738 - Incorporated on 6 January 2012 
- WHITTAKER GUERNSEY- FC035582 - Incorporated on 27 October 2017 
- WHITTAKER IVDisolved- 10297386 - Dissolved on 20 September 2022 
- L DONALD LTD- SC646329 - Incorporated on 6 November 2019 
- D. DONALD LTD.Dissolved- SC339583 - Dissolved on 13 May 2011 
- S.DONALD LTD.Active - Proposal to Strike off- SC416683 - Incorporated on 9 February 2012 
- WHITTAKER PRESTIDGE ARCHITECTS LIMITEDActive - Proposal to Strike off- 02923553 - Incorporated on 27 April 1994 
- MFD LEE LIMITEDActive - Proposal to Strike off- 06217705 - Incorporated on 18 April 2007 
- M J WHITTAKER LTD- 08668558 - Incorporated on 29 August 2013 
- C & L WHITTAKER LTD- 11145576 - Incorporated on 11 January 2018