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- ABSOLUTE MARKET RESEARCH LIMITEDType: Market research and pollingIncorporated: 28 October 2014
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- POW POW EVENTS LIMITEDType: Advertising agenciesIncorporated: 26 June 2014
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- BIGGER DIFFERENCE LIMITEDType: PR and communicationsIncorporated: 23 April 2012
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- RED POTATO LIMITEDType: Market research and pollingIncorporated: 13 May 2011
- GJW CREATIVE LTDType: Advertising agenciesIncorporated: 17 January 2011
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- MY WORD COMMUNICATIONS LIMITEDType: PR and communicationsIncorporated: 5 August 2010
- 3 DRAGON MARKETING LTDType: Advertising agenciesIncorporated: 20 April 2010
- FRESHLY BREWED MARKETING LTDType: Advertising agenciesIncorporated: 20 April 2009
- PUBLIC PERSPECTIVES LTDType: Market research and pollingIncorporated: 9 December 2008
- DJG IT LTDType: Advertising agenciesIncorporated: 13 July 2007
- OCTOBER DESIGN LIMITEDType: Advertising agenciesIncorporated: 1 June 2007
- THE BIG FIXTURE LTDType: Advertising agenciesIncorporated: 22 January 2007
- SELL SELL LIMITEDType: Advertising agenciesIncorporated: 27 April 2005
- MORGAN GALBRAITH INTERNATIONAL LIMITEDType: Market research and pollingIncorporated: 14 January 2003
- RICHARDSON BIRKETT COMMUNICATIONS LIMITEDType: Advertising agenciesIncorporated: 26 March 1991
- LA BONNE IDEE LIMITEDType: Advertising agenciesIncorporated: 5 February 1990
- ZONE MARKETING (UK) LIMITEDType: Media representationIncorporated: 5 June 1989
- WILLIAM LAWRENCE ADVERTISING LIMITEDType: Advertising agenciesIncorporated: 3 June 1985
- LESMAR LIMITEDType: Advertising agenciesIncorporated: 12 June 1947