Kristopher Kerstetter > Humphries Kerstetter LLP > London, England > Lawyer Profile

Humphries Kerstetter LLP
St Bartholomew House
92 Fleet Street

Work Department

Commercial litigation and arbitration


Kristopher is the Senior Partner of the firm.

He is an international disputes lawyer who is qualified in both the US and England & Wales. He is a Solicitor-Advocate with rights to appear in all Higher Courts (Civil) of England & Wales.

Kristopher has very broad litigation and arbitration experience with an emphasis on complex disputes with an international dimension. He has particular expertise in international arbitration including the settlement of international investment disputes. He has handled arbitrations under most of the leading sets of international arbitration rules, including ICC, LCIA, ICSID, UNCITRAL and SCC and acted in high profile international disputes in the High Court of England & Wales and the US federal courts.

Kristopher has worked closely with clients in many commercial sectors including energy, telecommunications, financial services, pharmaceuticals, oil & gas, media, insurance and industrial projects. He also has experience acting both for and in opposition to sovereign states. He is often called upon to provide strategic advice in anticipation or in lieu of formal proceedings.

Kristopher also conducts internal investigations and provides advice for purposes of compliance with international anti-corruption laws as well as representing clients before associated regulators. He has acted pro bono for asylum seekers from countries with oppressive regimes.

He has authored numerous publications, been quoted in the legal press and given seminars and training sessions on international arbitration and anti-corruption issues.


Before joining Humphries Kerstetter LLP, Kristopher worked in the New York and London offices of Linklaters LLP. Kristopher became Senior Partner of the firm in April 2022.



English and a working knowledge of Spanish.


2003: LL.M. Cambridge University.

1998: J.D. (hons) George Washington University Law School, Washington D.C.

1993: B.A. (hons) Colgate University, New York.

Lawyer Rankings

London > Dispute resolution > International arbitration

(Firms to watch)

At City litigation boutique Humphries Kerstetter LLP, senior partner and arbitration specialist Kristopher Kerstetter routinely represents companies in major disputes, in relation to energy, telecoms, financial services, media, insurance, and industrial projects.

London > Dispute resolution > Commercial litigation: mid-market

(Leading individuals)

Kristopher Kerstetter – Humphries Kerstetter LLP

City litigation boutique Humphries Kerstetter LLP consistently acts in sizeable commercial disputes, on behalf of clients from a range of industry sectors, such as financial services, energy, defence, insurance, and IT. The practice also acts in commercial litigation involving international trade, Pharma, telecoms, media, construction, and extractive projects. Managing partner James Russell‘s experience encompasses commercial and financial disputes that frequently comprise trust and company law issues; senior partner Kristopher Kerstetter’s recent work includes High Court proceedings to enforce an arbitration award; Joanna Pearson is ‘definitely someone clients want on their side‘; Toby Starr has extensive experience in cases involving complex damages issues; and Robert Javin-Fisher acts for both claimants and defendants in major claims. Founder and former senior partner Mark Humphries, who routinely advises on complex cases, is a consultant since April 2022; and Chris Louth, a January 2023 recruit from Rosenblatt, and Harriet Bush are experienced managing associates.