At Langlois, we offer a full range of legal services widely recognized for their quality, encompassing civil and commercial litigation, employment and labour law, insurance law, and business law. Our experienced professionals advise clients across a broad spectrum of sectors, including capital markets, mergers and acquisitions, cross-border transactions, construction and infrastructure, financial services, governance and ethics, insolvency and restructuring, taxation, maritime law, and intellectual property.
As one of Québec’s leading law firms, with more than 175 professionals, we stand out through the excellence of our services, the strength of our leadership, and our enduring commitment to organizational well-being—key pillars that contribute to our clients’ success, both in and out of the courtroom.
Our team’s agility, combined with our collaborative approach, allows us to deliver seamless, cross-practice solutions tailored to each client’s reality. Our model blends the proximity and responsiveness of a smaller firm with the full-service capabilities of a large one.
With more than 100 professionals, Langlois’ litigation group is among the largest in Québec. We cover the whole spectrum of legal disputes, including all stages of class action proceedings. Our team is recognized for its strategic case management, deep procedural knowledge, and unwavering focus on advancing our clients’ broader interests.
Throughout our history, Langlois has played a key role in precedent-setting litigation that has shaped the legal landscape in Québec and across Canada. Our team has successfully represented clients in numerous class actions in a wide range of industries, including air transportation, banking, telecommunications, automotive, pharmaceutical, and energy.
At KRB, our team of litigators provides comprehensive legal services across the full spectrum of contentious business matters, guiding clients through every stage of a dispute — from strategic pre-litigation planning to effective resolution thereafter. Rooted in the firm’s core values, our team approaches each case with a deep understanding of the clients’ commercial objectives, ensuring that every strategy is tailored to advance their broader goals.
Clients can rely on us to pursue every avenue — from innovative dispute resolution techniques to vigorous advocacy before the Courts — with unwavering dedication to protecting and promoting their interests. Our litigators have extensive experience before all levels of Court and administrative tribunals, including appearances before appellate Courts, and up to the Supreme Court of Canada.
We work seamlessly with KRB’s corporate, real estate, and finance groups, ensuring that every mandate benefits from a multidisciplinary perspective and a technically robust strategy. This collaborative approach empowers us to deliver practical and sophisticated solutions to even the most complex situations.
BLG is widely recognized as Canada’s foremost litigation law firm, with a national team of more than 400 advocates helping clients with everything from appellate advocacy to trade disputes.
When the stakes are highest, organizations from across Canada and around the world trust us to help solve their problems. From claims that interrupt day-to-day activities to bet-the-company litigation, we understand the issues that keep our clients up at night, using this knowledge as the foundation for responsive, strategic and practical advice. Complex, precedent-setting, novel cases in specialized areas of the law - particularly when they make it to the Supreme Court - are how we’ve built our reputation. We use this experience to advocate for the best outcomes for organizations of all sizes, from tech start-ups defending their IP to global automakers facing a class action. We use mediation, arbitration and eDiscovery technology, when appropriate, to increase efficiency and decrease cost. We are smart, resourceful, creative, driven, humble and always civil.
We are the external partner that feels like part of the in-house team. And clients never get just one of us -because behind every BLG advocate is the most powerful group of litigators and legal staff in Canada.
The story of IMK has been unfolding since 1997. Today, our team of 26 lawyers includes 10 former law clerks, 9 of whom clerked at the Supreme Court of Canada. We have lawyers licensed to practice in Quebec, Ontario and New York. All IMK lawyers and staff are fluent in Canada’s 2 official languages, and members of our team speak a total of 12 other languages.
The strength of our team lies in the diversity of its members. We come from a variety of different backgrounds and work together to respond to our clients’ needs. IMK is a firm on the cutting edge and is a place where gender parity exists at all levels of the firm, including the partnership.
Our versatility combined with top-flight professional expertise helps our firm deliver outstanding value.
Our areas of expertise include administrative law, appellate advocacy, arbitration and mediation, civil and commercial litigation, class actions, constitutional law, construction litigation, employment law, estates and trusts law, insurance law litigation, municipal law, real estate litigation, securities and banking litigation and shareholder disputes.
ADMINISTRATIVE LAW
IMK advises on questions of administrative law and represents clients in this area on a regular basis. Representative mandates include civil proceedings, judicial review, representing clients in administrative investigations, and disciplinary actions before various professional orders.
We are in the rare position of having acted both for investigative bodies such as the Autorité des marchés financiers and for investigated parties such as pharmaceutical companies and pharmacies. We also represent lawyers, notaries, doctors, pharmacists, psychologists, accountants and real estate agents in the context of disciplinary proceedings.
APPELLATE ADVOCACY
Appeals require different skills than trials. Our team of experienced appellate lawyers knows how to put your best case forward on appeal.
IMK has been involved in more than 20 appeals on the merits at the Supreme Court of Canada, either as a party or as an intervener. We regularly argue before the Quebec Court of Appeal and have also argued before the Federal Court of Appeal and the Courts of Appeal of Ontario and Newfoundland.
Both the Supreme Court of Canada and the Quebec Court of Appeal have named IMK as amicus curiae in major appeals.
Many of our partners and associates started their careers as clerks at the Supreme Court of Canada or other appellate level courts, giving them invaluable insight into appellate-level decision-making. Whether you are looking to change counsel or simply for a second strategic opinion, our team can help you win.
CIVIL AND COMMERCIAL LITIGATION
IMK has distinguished itself in the areas of civil and commercial litigation including real estate, construction, insurance litigation as well as contract and shareholder disputes. A large portion of our mandates directly or indirectly involves one of these fields.
In addition, IMK acts regularly in extraordinary procedures such as seizures, injunctions and Mareva and Anton Piller orders.
CLASS ACTIONS
Class actions have been part of our stock in trade since the firm was founded in 1997. Our work touches on a number of different areas, including civil law, constitutional law and administrative law. Requiring significant collaborative effort, these files have been instrumental in the development of one of our firm’s hallmark qualities: teamwork.
Class actions can arise in a range of industries and areas of law, and our team can handle them all. In particular, we have experience in class actions involving advertising practices, consumer protection, environmental law, financial products and services, price-fixing, product liability, public law, retiree benefits and securities law.
CONSTITUTIONAL LAW
Our firm has extensive experience in constitutional law. Clients have entrusted us with files involving governmental division of powers, violation of fundamental rights and the constitutionality of numerous laws and bills.
Our representative files include a precedent-setting case before the Court of Appeal permitting the legalization of gay marriage in Quebec. In another case, our lawyers represented the Barreau du Québec in a matter where a number of media organizations were contesting the validity of regulations limiting the recording of images and sound by the media in Quebec courthouses. A number of our lawyers were also involved in the case of the estate of Iranian-Canadian photographer Zahra Kazemi, contesting the constitutionality of state immunity in civil proceedings for torture all the way to the Supreme Court.
Many of our partners and associates started their careers as clerks at the Supreme Court of Canada or other appellate level courts, giving them invaluable insight into major constitutional cases.
SHAREHOLDER DISPUTES
IMK regularly represents clients in shareholder disputes and oppression remedies. Our lawyers have handled cases involving companies of all sizes, across a variety of industries, including start-ups as well as established companies.
We represent both minority and majority shareholders and have experience dealing with a range of oppression remedies, including orders for the communication of documents, damages, and the repurchase of shares.
WHEN IT REALLY MATTERS, GET US THINKING FOR YOU.