Atty. Mark Fennessy

Atty. Mark Fennessy

Mark Fennessy is the co-head of the London Finance, Restructuring and Special Situations Group. He focuses his practice on contentious and non-contentious restructuring and insolvency matters.

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Insolvency and Restructuring Law Attorney

Profile Summary

About Mark Fennessy at a Glance

Mark Fennessy is a bankruptcy attorney, practicing at McDermott Will & Schulte. Recognitions include Best Lawyers in America — Insolvency and Restructuring Law (2025). Serves clients in London and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark Fennessy

  • Mark Fennessy is the co-head of the London Finance, Restructuring and Special Situations Group
  • He focuses his practice on contentious and non-contentious restructuring and insolvency matters
  • He has particular experience in multifaceted group collapses and global insolvency issues
  • He has been involved in a number of high-profile assignments for banks, funds and various strategic parties
  • Mark leads a team with unrivalled expertise in special situations, including in relation to assets facing significant and complex governance and financial challenges
  • Mark has advised on a number of complex cross border matters for creditors (including direct lenders and distressed debt funds) and sponsors and is highly skilled in the restructuring of complex structures
  • He has also actively led a number of complex litigation matters and has significant experience in the investigation of complex fraud cases, multijurisdictional disputes, anti-avoidance/antecedent transaction advice, corporate investigation and analysis, asset tracing, international enforcement and the development of litigation strategies
  • Additionally, Mark is a Licensed Insolvency Practitioner and an Authorised Fixed Charge Receiver (Non-appointment taking)

Practice Areas Explained

Mark Fennessy's Areas of Legal Practice

Each practice area below reflects the types of cases Mark Fennessy handles, with a practical overview of what that area of law involves and how it may apply to your situation in London.

Bankruptcy & Debt in London

A bankruptcy attorney can help you eliminate debt, stop creditor harassment, and protect your home through Chapter 7 or Chapter 13.

Mark Fennessy is one of 104,458 bankruptcy attorneys indexed nationally. Browse bankruptcy attorneys →

Frequently Asked

Common Questions About Mark Fennessy

Where is Mark Fennessy's law office located?
Mark Fennessy's law practice is located in London. The firm is McDermott Will & Schulte. You can contact the office directly through this profile page.
What practice areas does Mark Fennessy handle?
Mark Fennessy focuses on bankruptcy. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How can I contact Mark Fennessy for a consultation?
You can contact Mark Fennessy directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Mark Fennessy received?
Mark Fennessy's notable recognition includes: Best Lawyers in America — Insolvency and Restructuring Law.

Professional Profile

Why Clients in London Choose Mark Fennessy

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark Fennessy's practice in the field of bankruptcy.

Focused Bankruptcy Practice

Concentrating on bankruptcy means Mark Fennessy's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.

Local Presence in London

A London-based practice means Mark Fennessy attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Mark Fennessy Handles in London

Below is a representative sample of the types of matters Mark Fennessy has experience with. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Chapter 7 liquidation
Bankruptcy
Chapter 13 repayment plans
Bankruptcy
Debt negotiation
Bankruptcy
Creditor harassment defense
Bankruptcy

This list is illustrative, not exhaustive. Contact Mark Fennessy directly to discuss the specifics of your situation.

Search Reference

How People Find Mark Fennessy Online

Prospective clients searching for legal help in London commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Mark Fennessy.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Mark Fennessy directly.

Mark Fennessy's Practice Areas & Specializations

Awards & Professional Honors

Best Lawyers in America — Insolvency and Restructuring Law
- 2025

Client Reviews & Ratings — Mark Fennessy

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