- OPEREXX LTDType: Advertising agenciesIncorporated: 13 January 2023
- REBA GROUP LTDType: Advertising agenciesIncorporated: 18 February 2016
- TMRW LONDON LTDType: Advertising agenciesIncorporated: 28 March 2015
- BRAND REACTION LIMITEDType: Media representationIncorporated: 15 February 2013
- SOLUTIONS 2 (LONDON) LTD.Type: Market research and pollingIncorporated: 16 May 2012
- ENGAGE RESEARCH LIMITEDType: Market research and pollingIncorporated: 23 March 2005
- GU9 CREATIVE LIMITEDType: Media representationIncorporated: 25 January 2005