Katherine Loranger

Lawyer, Partner - Montréal

Québec Bar 2007
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Katherine Loranger is a member of the litigation group in the Montréal office of Langlois Lawyers. She has wide-ranging expertise in civil and commercial litigation, particularly in the areas of insurance law, construction litigation, professional liability and product liability.

Katherine also has significant experience in matters involving fraud, representing clients before all levels of the courts and advising them on the detection, investigation, prevention and recovery of proceeds of fraud. Her services are also called upon in files involving extraordinary remedies such as injunctions and seizures before judgment.

Before joining Langlois Lawyers, Katherine practiced civil and commercial litigation at a national law firm for several years and worked in the legal department of a major Canadian insurance company.


Certificate of Qualification in Common Law, University of British Columbia, 2007

LL.B., Civil Law, Université de Montréal, 2005

Rankings & Recognitions

Shortlisted for the Canadian Bar Association’s National Lawyers Pro Bono Award, 2012

Shortlisted for the Canadian Bar Association’s National Young Lawyers Pro Bono Award, 2011-2012

Recipient of the Lexpert Zenith Award Pro Bono Team of the Year (Réjean Hinse’s team), 2011

Nominated in the Young Bar of Montréal Pro Bono Lawyer of the Year Award category, 2010

Representative Work

Wrongful conviction – Crown liability – Civil action
Acted for a victim of a miscarriage of justice in his civil lawsuit against the Federal and Provincial governments. 

Civil liability – Vicarious liability
Represented various entities in civil cases involving allegations of sexual misconduct by an employee.

Insurance law – Product liability
Successfully defended a manufacturer and its insurer following the sale and collapse of a greenhouse with a galvanized steel structure.




Other Publications

2009 – Author of an article on the termination as of right of a commercial lease, published on Les Affaires.com on June 22, 2009


Langlois Knowledge


2015 – Co-speaker, “Latent defects & coverage issues”, presentation to the claims adjusters of a major Canadian insurance company

2012 – Guest speaker, “Wrongful convictions”, University of Ottawa (Master’s program in Criminology) 

2012 – Speaker, “Legal Updates”, presentation to account managers of a major Canadian bank


Since 2016 – Vice President of the Circle of Young Leaders of the Marie-Vincent Foundation

2010-2016 – Member of the Board of Directors of the Jason Fund

Professional Associations

Canadian Bar Association

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