Peter Wickham > Slaughter and May > London, England > Lawyer Profile

Slaughter and May

Living Wage

Work Department

Areas of expertise:
Infrastructure and Energy
Global Investigations
Competition Litigation


Peter is a partner in the Disputes and Investigations Group and has a broad-ranging international commercial arbitration and litigation practice.

Peter is a significant and leading member of our Arbitration Group, with particular expertise in complex, high value energy sector disputes, conducting arbitrations under the ICC, LCIA and SIAC rules.

Peter has a wide experience of handling complex and substantial litigation which often spans multiple jurisdictions, with his practice encompassing commercial, class action / group, competition and banking litigation.

Peter has also been involved in advising corporate and banking clients in relation significant investigations / regulatory matters.


Joined Slaughter and May in 2011. Partner since 2021.

Lawyer Rankings

London > Dispute resolution > Banking litigation: investment and retail

(Next Generation Partners)

Peter WickhamSlaughter and May

Slaughter and May‘s disputes and investigations team includes ‘superb litigators with vast experience of handling difficult banking cases‘. It counts litigation related to structured products and financial derivatives among its areas of expertise. Richard Swallow leads the team, Deborah Finkler (who is experienced in investigative and enforcement actions), Jonathan Clark, Camilla Sanger and Richard Jeens are other names to note; all of which have a breadth of experience acting for financial institutions. The group benefits from the arrivals of Gayathri Kamalanathan, who joined from Danske Bank and adds significant in-house experience, and senior counsel Angela Taylor from Travers Smith LLP, who has a breadth of contentious expertise. Other changes include the promotion of the ‘formidablePeter Wickham to partner and Sarah Lee’s retirement.

London > Dispute resolution > International arbitration

Slaughter and May‘s international arbitration practice is experienced in complex, large-scale arbitrations under all the major institutional rules, such as ICC, LCIA, SIAC, ICSID, as well as the UNCITRAL rules; it also acts in arbitration-related court proceedings in the English and overseas courts. ‘Dynamic duoJames Stacey and Damian Taylor co-head the practice, which includes energy sector expert Efstathios Michael and Peter Wickham, who made partner in March 2021. Former disputes and investigations head Sarah Lee has retired.

London > Dispute resolution > Commercial litigation: premium

The ‘highly strategic and knowledgeable‘ disputes and investigations group at Slaughter and May is known for handling a range of high value, cross-border and multiparty disputes. With the firm’s notable strength in M&A, the group frequently advises clients on transactional disputes and corporate fallout and also has ‘immense experience of financial disputes‘. The practice is increasingly developing expertise in class and group actions (for which Camilla Sanger and the ‘extremely smart and commercialEfstathios Michael are among the names to note); it also handles competition follow-on damages claims ,which are among Jonathan Clark and Holly Ware‘s areas of focus. Other names to note include financial services sector specialist Deborah Finkler, Damian Taylor (who counts contractual, competition, fraud and insurance disputes among his areas of expertise), and corporate litigator James Stacey. Following Sarah Lee’s retirement, the ‘very strategic litigatorRichard Swallow leads the team. Gayathri Kamalanathan joined from Danske Bank and Peter Wickham, who is strong for energy and natural resources disputes, was promoted to the partnership. Megan Sandler and Smriti Sriram are among the senior associates to note.