Property and Commercial Law Specialists

Regulatory Information

  • Thompson Allen LLP is a limited liability partnership registered in England and Wales
  • Registered office and principal place of business: 6 Marlborough Place, Brighton BN1 1UB 
  • Registered number: OC317587 
  • VAT number: 879 0067 92
  • Authorised and regulated by the Solicitors Regulation Authority
  • For applicable professional rules see:
  • The term 'partner' is used to refer to a member of Thompson Allen LLP.
  • The SRA rules and details of the fundamental ethical and professional standards that apply to us as an English law firm can be found at

Thompson Allen LLP is not authorised by the Financial Conduct Authority (FCA) however it is included on the Exempt Professional Firm (EPF) register maintained by the FCA so that it can advise on insurance mediation activity in the UK which broadly includes advising on the selling and administration of insurance contracts. This part of the firm’s business including complaints is regulated by the SRA. 

We maintain professional Indemnity Insurance in accordance with the mandatory requirements of the Solicitors Regulation Authority and a copy can be requested by writing to our office at the address above.

Information Commissioner’s Office registration number: Z742949X. Mr Justin Thompson is Thompson Allen LLP's data controller for application and correspondence purposes. All enquiries in this regard should be directed to him at our registered office given above. This firm’s registrable particulars can be found on the Information Commissioner’s Office web site at the following address:

For the purposes of this website, the partners of Thompson Allen LLP are Mark Allen and Justin Thompson.  


Our Complaints Handling Procedure


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Call Us on 01273 608 003 for a free advisory session

6 Marlborough Place,
Brighton, East Sussex,
BN1 1UB.

DX: 2754 Brighton
T: 01273 608 003
F: 01273 608 004