- GALLAGHER FINANCE LIMITED- 10432852 - Incorporated on 18 October 2016 
- A M GALLAGHER LTDDisolved- SC780163 - Dissolved on 28 January 2025 
- L GALLAGHER LTDActive - Proposal to Strike off- 11450844 - Incorporated on 5 July 2018 
- B.H.GALLAGHER LTDDissolved- 07872746 - Dissolved on 5 November 2013 
- R J GALLAGHER LTD- SC459850 - Incorporated on 23 September 2013 
- B GALLAGHER 8321 LTDActive - Proposal to Strike off- 10761320 - Incorporated on 9 May 2017 
- P B GALLAGHER LTD- SC825019 - Incorporated on 7 October 2024 
- G.T. GALLAGHER LTD.- 03558209 - Incorporated on 6 May 1998 
- M. & T. GALLAGHER LTD- 08179778 - Incorporated on 14 August 2012 
- N K GALLAGHER LTDLiquidation- NI614080 - Incorporated on 20 August 2012 
- P. L. G. GALLAGHER LTD- 09772722 - Incorporated on 11 September 2015 
- E GALLAGHER LTDDissolved- 08377462 - Dissolved on 7 October 2014 
- G&V GALLAGHER LTD- 11023925 - Incorporated on 20 October 2017 
- GALLAGHER -1 LTD- 07128465 - Incorporated on 18 January 2010 
- C GALLAGHER LTD- NI650093 - Incorporated on 8 January 2018 
- GALLAGHER CS LTD- 15424915 - Incorporated on 18 January 2024 
- CB GALLAGHER LTDDisolved- 13521027 - Dissolved on 18 July 2023 
- GALLAGHER POWER FENCE (U.K.) LIMITED- 01660270 - Incorporated on 26 August 1982 
- GALLAGHER PLANT LIMITED- 01129009 - Incorporated on 14 August 1973 
- TJ GALLAGHER LTDDisolved- 15007283 - Dissolved on 17 December 2024