General Information

Year founded: 1926
This is the year the firm (or its earliest predecessor entity) was founded.
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Content is provided by the firm.

With nearly a 100-year track record, Deutsch Kerrigan concentrates on litigating complex and high-profile cases and clearly laying out our clients’ options and best path for resolving disputes efficiently.

Deutsch Kerrigan employs over 65 legal counselors and trial attorneys practicing primarily in the following areas:

  • Civil Litigation
  • Commercial Litigation
  • Commercial Transactions
  • Construction Law
  • Labor & Employment Law
  • Marine & Energy Law
  • Professional Liability Law
  • Toxic Tort & Environmental Law

We represent local, national and international businesses, from Fortune 500 companies to small, emerging businesses. We also represent state and local governmental bodies, nonprofit organizations, and individuals.

We know that the ability to maintain our client base and to build that base is dependent upon excellent results as well as the efficient handling of files in a cost-effective manner.

Using a sensible approach to litigation, we help our clients resolve disputes by balancing desired business outcomes with what's smart economically. We’re relentless about moving cases forward to keep your case in the “red zone” where matters get resolved and cases don’t collect dust.


Deutsch Kerrigan LLP is metro ranked in 27 practice areas. Best Law Firms rankings are based on a rigorous evaluation process.

Read how Best Law Firms ranks firms

Metro Rankings

Tier 1 for Insurance Law
Tier 1 for Litigation - Insurance
Tier 2 for Personal Injury Litigation - Defendants
Tier 3 for Medical Malpractice Law - Defendants
Tier 3 for Product Liability Litigation - Defendants


Regional Rankings

Tier 1 for Insurance Law
Tier 1 for Litigation - Insurance
Tier 2 for Personal Injury Litigation - Defendants
Tier 3 for Medical Malpractice Law - Defendants
Tier 3 for Product Liability Litigation - Defendants
Tier 3 for Professional Malpractice Law - Defendants
New Orleans
Tier 1 for Admiralty and Maritime Law
Tier 1 for Commercial Litigation
Tier 1 for Construction Law
Tier 1 for Employment Law - Management
Tier 1 for Insurance Law
Tier 1 for Litigation - Construction
Tier 1 for Litigation - Environmental
Tier 1 for Litigation - Insurance
Tier 1 for Litigation - Labor and Employment
Tier 1 for Mass Tort Litigation / Class Actions - Defendants
Tier 1 for Personal Injury Litigation - Defendants
Tier 1 for Product Liability Litigation - Defendants
Tier 1 for Professional Malpractice Law - Defendants
Tier 2 for Appellate Practice
Tier 2 for Employee Benefits (ERISA) Law
Tier 2 for Energy Law
Tier 2 for Ethics and Professional Responsibility Law
Tier 2 for Labor Law - Management
Tier 2 for Litigation - Real Estate
Tier 3 for Banking and Finance Law
Tier 3 for Commercial Transactions / UCC Law
Tier 3 for Family Law
Tier 3 for Legal Malpractice Law - Defendants
Tier 3 for Litigation - Bankruptcy
Tier 3 for Litigation - ERISA
Tier 3 for Real Estate Law

Practice Areas

The below are areas of legal specialty volunteered by the firm and do not designate a specialty in which a Best Law Firms ranking is held.
  • Admiralty and Maritime Law
  • Appellate Practice
  • Architects and Engineers
  • Aviation Law
  • Banking and Finance Law
  • Bet-the-Company Litigation
  • Business Organizations (including LLCs and Partnerships)
  • Civil Litigation
  • Commercial Litigation
  • Construction Law
  • COVID-19
  • Education Law
  • Employee Benefits (ERISA) Law
  • Employment Law - Management
  • Energy Law
  • Insurance Law
  • Labor Law - Management
  • Legal Malpractice Law - Defendants
  • Litigation
  • Litigation - Construction
  • Litigation - Environmental
  • Litigation - Insurance
  • Litigation - Labor and Employment
  • Mass Tort Litigation / Class Actions - Defendants
  • Medical Malpractice Law - Defendants
  • Oil and Gas Law
  • Personal Injury Litigation - Defendants
  • Premises Liability
  • Product Liability Litigation - Defendants
  • Professional Malpractice Law - Defendants
  • Toxic Tort
  • Transportation Law

Individuals Recognized in The Best Lawyers in America®

Deutsch Kerrigan LLP has 32 lawyers recognized for individual performance in the 2024 edition of The Best Lawyers in America®. By receiving this Best Lawyers recognition from their peers for their professional excellence, these lawyers made Deutsch Kerrigan LLP eligible for evaluation for Best Law Firms rankings. For almost two decades, Best Lawyers has awarded these singular accolades, making them the foundation of our Best Law Firms awards. Read more about our Best Lawyers process here.
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Client Comments

All client comments represent the opinions of the people who provided them. All potential clients are urged to remember that no two cases are ever completely alike and that the result in one case does not guarantee a similar result in another case.
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Main Location

Office Locations

Management and Personnel

Managing Partner
Terrence L. Brennan


Toxic Tort & Environmental
Jennifer E. Adams
Professional Liability
Judy L. Burnthorn
Marine & Energy
Walter P. Maestri
Labor & Employment, Commercial Litigation
Frederic Theodore Le Clercq
Construction Law
Kelly E. Theard
Civil Litigation
John Jerry Glas
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