John Williams

Legal Director

John joined TLT as a Legal Director in 2021.

He is a highly experienced litigator who has acted for major clearing banks and challenger banks for over a decade. He has broad financial services litigation expertise with a particular niche in s140A unfair relationship claims.

He has broad financial services litigation expertise with a particular niche in s140A unfair relationship claims.

Legal 500 listed him as a Rising Star in their 2021 Banking Litigation – West Midlands submission.

Jurisdiction: England & Wales

Experience

John has advised on a series of strategically important s140A unfair relationship claims arising out of a redress process.
John has advised on multiple and complex fraud cases for UK clearing banks.
John has advised on substantial and multifaceted commercial recoveries cases with substantial sums in dispute.

Birmingham

+44 (0)7929 737588

Email me

John Williams is very organised, efficient, focused and reliable. You feel that you can trust his judgement as to how the other side will react to developments in litigation.

Legal 500 UK 2021

John Williams is responsive and dedicated; probably approaching partnership by this stage.

Legal 500 UK 2021

John Williams is charming, very bright and gets to grip with the commercial realities of a case with great skill.

Legal 500 UK 2020

Managing Partner

Marcus Tullius

Managing Partner

Related sectors

Financial Services

Banking lawyers - commercial, retail, private, clearing and digital-only banks

Specialist Lenders Lawyers - acting for specialist mortgage lenders, pay day lenders, peer-to peer lenders

Related services

Banking & Finance

Dispute Resolution

Professional negligence

Fraud and investigations

Commercial disputes

Financial services litigation

Mediation and arbitration

Mortgage litigation and recoveries

Insights & events

Insight

December 2, 2025

From tick-box to culture: What the new SFO guidance means for organisations

Insight

December 2, 2025

Renters' Rights Act 2025: A guide for Insolvency Practitioners and Fixed Charged Receivers

Insight

November 18, 2025

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November 14, 2025

Contract dispute management

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Insight

November 13, 2025

Sanctions enforcement action

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November 11, 2025

The Employment Rights Bill Shaping the details through four new consultations

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Insight

November 10, 2025

Tax in the Financial Services Sector 2025: Dealing with historic tax issues

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October 24, 2025

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October 23, 2025

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October 22, 2025

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October 13, 2025

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Insight

October 6, 2025

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September 26, 2025

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Insight

September 24, 2025

CDR in 10 issues - September 2025

Insight

September 12, 2025

A cautionary tale on professional indemnity insurance and insolvent professionals

Insight

September 11, 2025

CPS and SFO: "Corporations must get their house in order"

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Publications

February 13, 2025

M&A Market Monitor 2025

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Publications

January 9, 2025

Disputes Outlook 2025

Publications

May 16, 2024

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December 8, 2022

SIPP & SSAS round-up - Winter 2022

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December 1, 2022

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July 1, 2022

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February 16, 2022

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December 22, 2021

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December 9, 2021

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September 14, 2021

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May 26, 2021

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March 15, 2021

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Publications

August 30, 2020

Pensions Ombudsman update - September 2020

Publications

April 9, 2020

Important changes to insolvency law and creditor enforcement

News

September 26, 2025

TLT turbocharges UK-wide Banking team with high-profile partner hire

News

August 22, 2025

TLT acts for Pollen Street Capital on acquisition of Leonard Curtis

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March 18, 2025

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December 2, 2024

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November 20, 2024

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October 2, 2024

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September 5, 2024

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July 12, 2024

TLT advises K3 Capital Group on acquisition of HMA Tax Limited

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June 21, 2024

TLT highly commended for Litigation Team of the Year at The Lawyer Awards 2024

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May 16, 2024

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News

May 7, 2024

TLT strengthens banking team with recruitment of Scottish banking heavyweight

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April 24, 2024

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March 19, 2024

TLT hires financial services regulation heavyweight to supercharge financial services offering

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January 23, 2024

TLT completes acquisition for Aryza Group

News

January 22, 2024

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December 6, 2023

Ainslie Benzie named Finance Rising Star of the Year at The Legal 500 Scotland Awards

Podcast

25 July 2025

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Podcast

20 December 2021

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22 October 2021

Green mortgages

Podcast

19 April 2021

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Podcast

30 March 2021

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17 June 2020

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20 April 2020

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04 September 2019

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24 July 2019

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Podcast

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Client stories

05 October 2020

Case study: Part VII Transfer for Triodos Bank in response to Brexit

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Video

23 October 2025

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Video

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06 January 2021

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10 July 2020

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Video

23 July 2019

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Video

08 May 2018

Open Banking Conference highlights

Legal insights & events

John Williams

Experience

Related sectors

Related services

Insights & events

From tick-box to culture: What the new SFO guidance means for organisations

Renters' Rights Act 2025: A guide for Insolvency Practitioners and Fixed Charged Receivers

Beyond the clause: Five considerations for terminating a contract

Contract dispute management

Sanctions enforcement action

The Employment Rights Bill Shaping the details through four new consultations

Tax in the Financial Services Sector 2025: Dealing with historic tax issues

Gaps in Financial Crime Oversight in Corporate Finance Firms

Combating Romance Fraud - FCAs Expectations

Strengthening Trade Sanctions Compliance - Real World Lessons in Trade Sanctions Breach Detection

FCA Consultation on Motor Finance Redress Scheme

Tax in the FS Sector 2025 - VAT focus

Improving Civil Enforcement Processes for Financial Sanctions

CDR in 10 issues - September 2025

A cautionary tale on professional indemnity insurance and insolvent professionals

CPS and SFO: "Corporations must get their house in order"

M&A Market Monitor 2025

Disputes Outlook 2025

TLT AI Navigator | Steering you through the legal AI landscape

SIPP & SSAS round-up - Winter 2022

Pensions Ombudsman update - December 2022

The fast and the curious: Empowering in-house lawyers to create business value

10 Key Points from the PSR Consultation APP Scams: Requiring reimbursement

SIPP & SSAS round-up - Summer edition 2022

Retail Risk Outlook 2022

Guide to lending and taking security in Scotland

Levelling the playing field for green finance

Securing the UK's role as a green financial hub

European Access Plan: Your gateway to business in the EU

What will green cities look like?

Pensions Ombudsman update - September 2020

Important changes to insolvency law and creditor enforcement

TLT turbocharges UK-wide Banking team with high-profile partner hire

TLT acts for Pollen Street Capital on acquisition of Leonard Curtis

TLT continues growth of financial services regulatory team with appointment of new partner

TLT advises administrators appointed to rescue iconic Typhoo Tea

TLT settles phone hacking claim against MGN Limited

TLT acts for Agroberries in the acquisition of BerryWorld group

TLT advises Allied Irish Bank on completion of refinancing investment facility

TLT advises K3 Capital Group on acquisition of HMA Tax Limited

TLT highly commended for Litigation Team of the Year at The Lawyer Awards 2024

TLT partners with UK Finance on economic abuse report

TLT strengthens banking team with recruitment of Scottish banking heavyweight

TLT advises renewable energy company on funding partnership

TLT hires financial services regulation heavyweight to supercharge financial services offering

TLT completes acquisition for Aryza Group

TLT advises financial services group on investment by Swedish wealth management advisers

Ainslie Benzie named Finance Rising Star of the Year at The Legal 500 Scotland Awards

Financial Horizons Podcast

Five new challenges with returns to work

Green mortgages

Employment Law Focus: Technology

Views on fintech - interview with Niels Pedersen, MMU

The Future Fund - one month on | Scale-up insights episode eight

Scale-up Insights episode six - Employee incentives

Employment Law Focus Podcast - Burnout & workplace stress

AI: a new frontier? GDPR, IP, ethics and more

Employment Law Focus Podcast - Summer issues

Case study: Part VII Transfer for Triodos Bank in response to Brexit

Advising an international fintech on Brexit preparations

AI in Financial Services: The Next Opportunity

25 Years of Partnerships discussions with senior leaders

Preparing for the Procurement Act 2023 - construction industry focus

TLT’s Fintech School – trainee interview

Aldersgate interview with TLT green finance

Evolving cities: Green finance

Happy Diwali 2020

The role of lawyers in product development

Open Banking Conference 2020: speaker highlights

Document automation for in-house legal teams | Contract management

Trends in international disputes

EBA guidelines on outsourcing

Open Banking Conference highlights

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