Graham Sellers

Call 1990

"Graham is exceptionally diligent and turns urgent work around quickly and at a high quality; he is thorough in his preparation and he is an excellent advocate. Out of court, he has a great ability to adapt his style to the clients, who respect his advice even when it is not what they want to hear."

The Legal 500 2024
Photo of Graham Sellers

Practice Overview

Graham has substantial and wide-ranging experience of Banking and Finance disputes generally and with his related expertise in complementary fields of property and insolvency, he is well able to offer an all-round service, including those cases which interact with other areas and disciplines. Graham’s expertise includes:

  • Asset finance
  • Civil fraud, including the well-known Quincecare duty of care that falls on Banks
  • Consumer Credit transactions
  • Factoring
  • Guarantees and indemnities
  • Insolvency (issues affecting both lenders and borrowers)
  • Investment banking
  • Lending and security (including issues relating to assignment)
  • Mis-selling of financial products
  • Mortgage and security issues


  • Promontoria (Pine) Designated Activity Company v Hancock [2021] EWHC 259 (Ch), [2021] BPIR 694
  • Hancock v The United Kingdom (2021 – ECtHR, Strasbourg)
  • Hancock v Promontoria (Chestnut) Ltd (2.11.2020 – Supreme Court)
  • Hancock v Promontoria (Chestnut) Ltd [2020] EWCA Civ 907, [2020] BPIR 1391
  • Steeds v Promontoria (Chestnut) Ltd [2020] EWHC 693 (QB)
  • Hancock v Promontoria (Chestnut) Ltd [2019] EWHC 2646 (Ch)