Cox Format Developments Ltd

Cox Format Developments Ltd, Barnet, Hertfordshire, EN5 5SZ


224a High Street,


Tel: 02084499697

When calling, please remember to say you got their number from the FMB website

Member details

Joined: 01/12/1998


Cox Format Developments Limited is a professional building company working within parts of north London and Hertfordshire specialising in Loft Conversions and Extensions with the majority of our work coming through personal recommendations.

We pride ourselves on quoting a good price and sticking to it. Because we are professionals we can see what work is necessary to achieve your objectives and we price accordingly.

We can offer you a full planning service project management and where required structural advise and local authority permissions.

Cox Format have been helping clients maximise the use of there Loft and garden space for over 44 years.

Case Studies

Local Company Wins Awards


Member type

FMB member with TrustMark

  • Have signed the TrustMark license
  • Have had an inspection on a job in progress on joining and on a completed development every three years thereafter
  • Has a minimum of twelve months trading
  • Verified no un-discharged bankruptcies or relevant and outstanding County Court Judgments
  • Have passed credit checks, public record and director checks
  • Has Public and Employer (if applicable) Liability Insurance
  • VAT registration (if applicable)
  • Confirmation of business address/details
  • Cox Format Developments Ltd has agreed to abide by the FMB Disputes Resolution and Complaints Procedures
  • Has signed up to the FMB Code of Practice
  • Can offer the suite of FMB Insurance warranty products for the domestic and commercial markets (contact the FMB Insurance office for rates)

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