Katie Stephen is a dispute resolution lawyer based in London. She is experienced in advising clients on contentious regulatory matters, including internal and external investigations and enforcement proceedings involving a variety of regulators including the FCA, PRA, SFO, HMRC and Ofgem, as well as those in other jurisdictions.

Katie has twice been seconded to the Financial Conduct Authority as a legal advisor to its Regulatory Decisions Committee and has acted on a number of high profile cases, including market abuse proceedings against firms and individuals. She has also conducted a wide range of internal investigations for financial institutions and corporates, including advising on the regulatory implications and cross-border issues arising from these,  and is praised by clients for her "investigatory talents" (Legal 500).