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With more than a decade of private practice experience, Louis has built an enviable reputation thanks to his extensive knowledge of all aspects of family law, which he will not hesitate to draw on in order to resolve your case.
Whatever issues are at stake, e.g. international child abduction, complex disputes between spouses involving alimony or child support, allocation of assets belonging to trusts or private companies, Louis will find a pragmatic solution to help you achieve a settlement or devise a litigation strategy to optimize your representation in the courtroom.
In addition to his family law practice, Louis has significant experience in the areas of trust and estate litigation. He has spoken at various conferences, including at the AMFP, where he discussed the impact of trusts in connection with family law litigation.
Widely recognized in the family law community, Louis was presented with the “Family Law Leaders of Tomorrow” award by the Montréal Junior Bar Association (Jeune Barreau de Montréal) in 2012. He also served on the Barreau de Montréal’s Family Law Superior Court Liaison Committee from 2015 to 2018.
Louis regularly appears before Québec’s Superior Court and the Court of Appeal and has also pleaded before the Supreme Court of Canada.
Media recognition and expertise
Une fiducie n’est pas échappatoire La Presse+
Héritier de sa conjointe qu’il a tuée Isabelle Richer, Radio-Canada
Une ex-policière accusée d’avoir incité une amie à se suicider pour toucher un héritage Isabelle Richer, Radio-Canada
Bachelor of Law (LL.B) Université de Sherbrooke
D.E.S.S. in Tax Université de Sherbrooke
Juris Doctor in Common Law Université de Sherbrooke
2010
Regardless of the issues at stake, Stéphanie will represent you with tenacity, rigour and dedication.
Before she founded Dessureault Herbert, Stéphanie worked for a decade as a partner at a well-regarded boutique firm, as well as for a national firm that had a family law practice at the time
Stéphanie has extensive experience with complex litigation cases requiring in-depth knowledge of various areas of the law, particularly corporate and tax law.
Throughout her career, Stéphanie has worked on major cases involving complex corporate and legal structures, including management companies, trusts, etc. She is at ease working alongside other categories of professionals such as forensic accountants, notaries and tax specialists to ensure that all aspects of your case are covered with the same degree of professionalism.
Stéphanie has also overseen cases involving income determination, in particular for professionals and business people.
In addition, Stéphanie has cutting-edge experience with extraordinary recourses, including Mareva injunctions, representing both plaintiffs and defendants.
In addition to her specialized knowledge, Stéphanie is a seasoned family law practitioner known for her ability to find solutions regardless of the complexity of the case in the areas of parental time, school choice, child support, etc.
Stéphanie also practices in the area of estate litigation.
Stéphanie has taken part in various conferences involving financial institutions and professional associations.
Bachelor’s in Political Science Concordia University
Bachelor of Law (LL.B) Université de Québec à Montréal
2013
Drawing on over a decade of experience in family and estate law, Jillian will help you regain control in the midst of conflict.
Jillian focuses on what truly matters, cutting through distraction and emotion so her clients can move forward with confidence, no longer reacting to conflict but actively shaping the path ahead. She is skilled in managing cases involving complex psychological dynamics such as narcissistic personality disorder and borderline personality disorder.
Jillian has represented clients at every level of court in Québec. While she is a persuasive and composed presence in the courtroom, many of her clients benefit from her ability to resolve matters outside of it. Known for her strategic and measured approach, she is a skilled negotiator who works to secure meaningful, lasting outcomes. Her focus is always on achieving results that reflect her clients’ priorities while reducing unnecessary tensions and cost.
Her practice includes complex financial issues such as income determination for professionals and business owners, as well as matters involving parental time, child support, school choice, relocation, international child abduction and spousal support. Jillian also handles estate litigation and is adept at navigating the intersection of family and succession law.
In addition to her practice, Jillian volunteers as an advocate at women’s centres for victims of domestic violence.
Before studying law, she earned a Bachelor of Commerce from McGill University’s Desautels Faculty of Management.
Jillian is bilingual and practices in both English and French.
Bachelor of Commerce McGill University
Bachelor of Laws (LL.B) University of Montreal
Juris Doctor (J.D.) University of Montreal
2014
Camille is a brilliant, effective and dedicated lawyer; she is also fearless. She will be your ally of choice in any legal dispute.
After her illustrious academic career, including a bachelor’s degree in civil law, a Juris Doctor from McGill University’s Faculty of Law in 2020 and a master’s in human rights law and humanitarian action from Sciences Po University in Paris, France, Camille launched her legal career at a well-known family law firm, where she articled for a Superior Court judge and then for Stéphanie Herbert.
Ms. Lustière subsequently decided to take on a new challenge by joining Louis and Stéphanie at Dessureault Herbert.
Camille’s practice touches on all aspects of family law, including youth protection. She also practices civil law and has worked on estate litigation cases with Stéphanie, some of which involved international issues.
Camille has already pleaded a number of cases before the Court of Québec (youth chamber), the Superior Court and the Court of Appeal.
2012-2015: Bachelor’s Degree in Human and Social Sciences
2015-2017: Master’s Degree in Human Rights and Humanitarian Action (Paris School of International Affairs)
2017-2020: JD/BCL at McGill University
2022
Flore stands out for her professionalism, meticulousness, and human approach, skillfully blending empathy with precision.
Flore has a bachelor’s degree in law from the University of Quebec in Montreal (UQAM) and continued her training at the Quebec Bar School before embarking on her career as a lawyer. Throughout her journey, she has acquired valuable expertise at two specialized firms, where she refined her skills in family law and civil law. Her experience spans various areas, including divorce, child custody, and contractual disputes, in which she has consistently demonstrated efficiency and expertise, even when dealing with complex issues.
Flore then chose to embark on a new professional adventure by joining the team at Dessureault Herbert Avocats.
Passionate about law, Flore is recognized for her expertise in case preparation, particularly in research, drafting legal documents, and organizing files for hearings. Thanks to her meticulousness and dedication, she provides essential support to trial lawyers, ensuring that every detail is carefully addressed in the development of effective and tailored legal strategies.
Flore distinguishes herself as a trusted collaborator due to her meticulous approach, unwavering integrity, and her ability to understand the human dimensions inherent in each case, especially in a field where these skills are particularly valued.
2017-2019: College diploma in Humanities, Justice & Law Jean-de-Bréboeuf College
2019-2022: Bachelor of Laws University of Quebec in Montreal
2024
Driven by a genuine desire to help people move forward and to find practical, lasting solutions, William joined Dessureault Herbert to practice law in a manner that reflects the firm’s human and client-centered values. He is committed to building relationships of trust and to providing legal support that is both rigorous and approachable.
William holds a Bachelor of Laws from the Université de Montréal. He began his legal career as an intern with the CNESST, where he appeared on multiple occasions before the Administrative Labour Tribunal and the Court of Québec. These early experiences allowed him to develop strong courtroom instincts and a thoughtful, strategic approach to litigation.
Prior to joining the firm, William also worked in legal research alongside an emeritus professor specializing in contract law. In that capacity, he contributed to the drafting of a doctrinal chapter addressing legal capacity. This academic discipline, combined with hands-on advocacy experience, now informs and strengthens his practice in family and civil law.
William approaches each mandate with empathy, structure, and clarity. He recognizes the emotional complexity that often accompanies family matters and strives to guide clients with attentiveness, transparency, and respect. Whether advocating before the courts, negotiating settlements, or providing strategic advice, he remains focused on protecting his clients’ interests with professionalism, diligence, and care.
2019–2021: College Diploma in Social Sciences: Justice, Culture and Societies with Mathematics, Collège Montmorency
2021–2024: Bachelor of Laws, Université de Montréal
2025
Our legal professionals are recognized specialists in the fields of family and estate litigation. To defend your interests, they strive at all times to ensure that their work meets the very highest standards of competence and ethics. Our approach involves using all our legal skills and knowledge to find creative and comprehensive solutions designed to be of assistance to you.
