- PITTS DEVELOPMENTS LIMITEDType: Advertising agenciesIncorporated: 24 April 2002
- DPP MANAGEMENT LIMITEDType: Media representationIncorporated: 29 June 2001
- ALCHEMY RESEARCH ASSOCIATES LIMITEDType: Market research and pollingIncorporated: 12 September 2000
- DP PUBLICITY LIMITEDType: Media representationIncorporated: 12 January 2000
- BOARDMAN PITTS ASSOCIATES LIMITEDType: Media representationIncorporated: 4 October 1993