Atty. André Sasseville
André Sasseville has practiced labour and employment law since the beginning of his career. During his many years of practice, he has acted as strategic advisor and spokesperson for a wide variety of employers in negotiating collective agreements and resolving labour disputes.
Profile Summary
About André Sasseville at a glance
André Sasseville is a employment and workers comp attorney based in Montreal, Quebec, practicing at Langlois Lawyers LLP. They have 47+ years of legal experience, licensed to practice since 1979. Admitted to practice in Quebec, Barreau du Quebec (1979). Recognitions include Best Lawyers in America — Labour and Employment Law (2026) and Best Lawyers in America — Workers' Compensation Law (2026). Serands clients in Montreal, QC and the surrounding metropolitan area.
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About
- André Sasseville has practiced labour and employment law since the beginning of his career
- During his many years of practice, he has acted as strategic advisor and spokesperson for a wide variety of employers in negotiating collective agreements and resolving labour disputes
- He is an acknowledged expert in crisis management
- He represents clients on a regular basis before specialized labour tribunals and civil law courts, including in class action matters
- André routinely advises businesses on the interpretation of collective agreements and on how to implement changes in human-resources management, including collective layoffs and technological changes
- He has extensive experience representing employers before provincial and federal labour relations boards in unionization and union raiding matters, among others
- In cooperation with his network of Quebec, Canadian and North American law practitioners, André is often called upon to advise foreign businesses on transfers, acquisitions and sales of businesses with large numbers of employees
- In this regard, he has developed special expertise in the negotiation of facilitating conditions for executives (golden parachutes, bonus plans, etc.) and in designing prevention strategies
- Businesses regularly consult André regarding the negotiation and drafting of employment agreements for their executives, including the development of incentive programs, bonus plans, stock option programs, and supplementary pension plans
- André has appeared on many occasions before all levels of the civil courts, and is thus familiar not only with their official procedures but with their practices and idiosyncrasies
- He has taken on many hundreds of cases involving employment practices, pension plans, fiduciary duties and directors’ liability
- André is a certified mediator, and has developed and implemented effective conflict prevention and resolution methods, particularly with respect to interpersonal conflicts and psychological harassment in the workplace
- He is a member of a select group of mediators that use “partnering” to resolve conflicts affecting groups of employees
- With many years of experience as a lecturer and training instructor, he offers clients made-to-measure business training programs on subjects specific to human resources management, conflict prevention, and labour relations
- In his practice, André advises and represents his clients from a strategic perspective oriented towards resolving disputes and misunderstandings efficiently and advantageously
- His extensive experience enables him to act effectively in urgent situations and in cases of critical importance for the organization
Practice Areas Explained
André Sasseville's Areas of Practice
Each practice area below reflects the types of cases André Sasseville handles, with a brief overview of what that area of law covers.
Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.
André Sasseville is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in Quebec →
Workers compensation lawyers help injured workers get medical care, lost wages, and disability benefits. Free consult, no fee unless you win.
André Sasseville is one of 55,389 workers comp attorneys indexed nationally. Browse workers comp attorneys in Quebec →
Jurisdictional Context
Why local counsel matters in Quebec
Practicing law in Quebec. Legal matters in Quebec are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Montreal are typically filed in the local municipal court or the appropriate Quebec state district court, depending on subject matter and amount in controversy. An attorney licensed in Quebec brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Quebec courts without local counsel or pro hac vice admission.
Looking for additional Quebec attorneys? Browse all attorneys in Montreal or all attorneys in Quebec.
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