The SRA's Solicitor's Register lets you check whether a solicitor is properly regulated.
The SRA register lets you look up the records of the solicitors and law firms which are regulated.
SRA solicitor’s Register, accessible through this link.
This register is the definitive impartial source of information about the law firms and people regulated by the Solicitors Regulation Authority (SRA). It includes firms who deal with family matters and ensures you can trust the solicitor you pick.