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Stewarts Law LLP

Work 0113 222 0022
Fax 0113 222 0044
Leeds, London

Kate Pollock

Work 0113 222 0050
Stewarts Law LLP

Work Department

Competition Litigation


Partner and Head of Competition Litigation department in Leeds.

Kate specialises in cartel damages claims including acting for 12 major retailers in multi-billion pound claims against MasterCard and Visa.

Kate has significant experience of complex and high-value commercial disputes, both in the UK and overseas, most recently acting for major corporates based in France, Sweden and Slovenia. Her clients span the retail, manufacturing, aviation and energy sectors.

Representative cases include:

  • Acting for major retailers in multi-billion pound claims against MasterCard and Visa
  • Acting for a global wholesaler of IT products and services in a multi-million claim arising from the worldwide Liquid Crystal Displays Cartel
  • Acting for a major power company in a multi-million claim relating to the High Voltage Power Cables cartel


Kate trained at Travers Smith in London. She joined Wragge & Co in 1999, moving to Walker Morris in 2006. Kate joined Stewarts in 2011 and became Partner in 2012.




AIJA (International Association of Young Lawyers); Justice.


Edgbaston High School for Girls; Exeter University (1996 LLB Hons, 2:1); Nottingham Law School (1997 LPC commendation).


Running, skiing, cooking.

London: Dispute resolution

Competition litigation

Within: Leading individuals

Kate Pollock - Stewarts Law LLP

Within: Competition litigation

Stewarts Law LLP is 'one of the leading competition damages firms in the field' and its team is particularly noted for the 'steel determination' with which it manages large pieces of litigation for claimants pursuing damages arising from cartel infringements and abuses of dominance. The team is co-led by 'excellent strategistKate Pollock and 'resourceful' Kenny Henderson, who has vast cross-sectoral experience in competition disputes. Ian Gatt QC is recommended as 'a very far-sighted thinker'. The group represented multiple claimants, including Arcadia Group, Asda, Next and B&Q , in separate actions against Visa Europe and Visa concerning interchange fees. It also represented iiyama in separate claims against Schott and Samsung Electronics regarding CRT and LCT panel cartels respectively; in cases currently pending trial. The 'meticulous' Inge Forster is another key contact with 'good procedural knowledge'.

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Yorkshire and the Humber: Dispute resolution

Commercial litigation: Leeds and West Yorkshire; North Yorkshire

Within: Commercial litigation: Leeds and West Yorkshire; North Yorkshire

‘A first-class litigation boutique’, Stewarts Law LLP is ‘easily one of the best for litigation outside of the Magic Circle’ fielding ‘a strong team with a sense of purpose’ that is ‘undoubtedly the premier firm in Yorkshire, maybe even nationally’. The group is highly regarded for its experience in cartel damage claims, financial services disputes, fraud matters and investigations. Mo Bhaskaran, who ‘strikes the right balance between aggression and realism’, leads the department, which also fields the ‘tenaciousKate Pollock, who is ‘efficient and a popular team leader for competition work’; the ‘absolutely brilliantJonathan Sinclair and senior associate Nick Haworth, who is ‘a savvy litigator with a bright future ahead of him’. Highlights included Pollock representing multiple corporates in cartel actions relating to interchange fees charged by MasterCard on debit and credit card transactions, Sinclair acting in cartel actions against Visa relating to interchange fees and Ian Gatt QC representing Iiyama in damages proceedings relating to a cathode ray tube cartel. Marks and Spencer, Wm Morrison, Home Retail Group and B&Q are also clients. Martin Walsh made partner in 2018.

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