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- TENCH COMMUNICATIONS LIMITED- 08165101 - Incorporated on 2 August 2012 
- ATTRAVERSIAMO COMMUNICATIONS LIMITEDActive - Proposal to Strike off- 08180614 - Incorporated on 15 August 2012 
- ARGUS COMMUNICATIONS LIMITED- 08185274 - Incorporated on 20 August 2012 
- BRIMSTONE COMMUNICATIONS LIMITEDActive - Proposal to Strike off- 08200954 - Incorporated on 4 September 2012 
- MAYFIELD COMMUNICATIONS LIMITEDDisolved- 08201329 - Dissolved on 4 January 2022 
- COMPETITIVE COMMUNICATIONS LIMITEDActive - Proposal to Strike off- 08206690 - Incorporated on 7 September 2012 
- REGARD COMMUNICATIONS LIMITEDDisolved- SC430606 - Dissolved on 16 July 2024 
- 404 COMMUNICATIONS LIMITEDActive - Proposal to Strike off- 04537395 - Incorporated on 17 September 2002 
- 4WARD COMMUNICATIONS LIMITED- 05197548 - Incorporated on 4 August 2004 
- AAWAZ COMMUNICATIONS LIMITED- 04197153 - Incorporated on 9 April 2001 
- ADLINK COMMUNICATIONS LIMITED- 03737227 - Incorporated on 22 March 1999 
- AEL COMMUNICATIONS LIMITEDDissolved- 03186308 - Dissolved on 3 July 2018 
- AJO COMMUNICATIONS LIMITEDDisolved- 06009140 - Dissolved on 22 March 2022 
- ALLIUM COMMUNICATIONS LIMITED- 05928809 - Incorporated on 8 September 2006 
- ALTERNETIVE COMMUNICATIONS LIMITEDDissolved- 06357498 - Dissolved on 12 November 2013 
- AMB COMMUNICATIONS LIMITED- 03659389 - Incorporated on 30 October 1998 
- AMBER COMMUNICATIONS LIMITED- 02159417 - Incorporated on 31 August 1987 
- AMBIENT COMMUNICATIONS LIMITED- 04879649 - Incorporated on 28 August 2003 
- AMHEX COMMUNICATIONS LIMITED- 06503125 - Incorporated on 13 February 2008