- CARA GLOBAL SALES & MARKETING LIMITEDType: Advertising agenciesIncorporated: 27 March 2025
- EXACTICS LTDType: Media representationIncorporated: 6 August 2020
- EXTREME MEDIA LIMITEDType: Media representationIncorporated: 20 March 2020
- SIGI CONSULTING LTDType: Market research and pollingIncorporated: 29 June 2018
- DELTA INVEST LTDType: Advertising agenciesIncorporated: 11 September 2012
- J&J LONDON LIMITEDType: Media representationIncorporated: 14 June 2012
- ARAVIS GROUP LTDType: PR and communicationsIncorporated: 18 November 2010
- ROOTSTOCK INSIGHT LTDType: Market research and pollingIncorporated: 20 November 2007
- THE COUPON POST LIMITEDType: Advertising agenciesIncorporated: 20 November 2007
- MY OWN MEDIA LIMITEDType: Advertising agenciesIncorporated: 18 July 2007
- PEERGROUP UK LIMITEDType: PR and communicationsIncorporated: 31 December 2003
- FLORIDIAN MARKETING LTDType: Advertising agenciesIncorporated: 30 September 2002
- ILLUMINATION LTDType: Advertising agenciesIncorporated: 24 April 2001
- ETHNIC MEDIA FOCUS LIMITEDType: Advertising agenciesIncorporated: 24 July 2000
- DATA MILL (DP) LIMITEDType: Market research and pollingIncorporated: 17 January 2000
- THE RIGHT IMAGE LTD.Type: PR and communicationsIncorporated: 5 June 1996
- THE STRATEGY WORKS LIMITEDType: Market research and pollingIncorporated: 21 April 1993
- JCDECAUX UK LIMITEDType: Advertising agenciesIncorporated: 19 November 1982
- DAVID ALLEN HOLDINGS LIMITEDType: Advertising agenciesIncorporated: 30 August 1966
- JCDECAUX UNITED LIMITEDType: Advertising agenciesIncorporated: 20 March 1964