
Katia Sebastiani
Tax Lawyer, Partner

Katia Sebastiani is a tax generalist who advises a wide range of clients on all aspects of tax law, including tax, estate and will planning, corporate reorganizations and planning for sale and acquisition transactions. In addition to her tax practice, Ms. Sebastiani has significant experience in Corporate and Commercial Law, regularly providing assistance with commercial transactions and the drafting and negotiation of different kinds of agreements. Her expertise makes her specially qualified to provide integrated, efficient solutions for her clients, combining her knowledge of Business and Tax Law to offer a truly comprehensive service.
Over the course of her career, Ms. Sebastiani worked for several well-known firms in Montreal before joining Cain Lamarre in 2005. Her extensive experience includes assisting with complex commercial transactions and advising on major tax disputes. She has also lectured and published on Tax Law, thereby contributing to the tax community. Her skills and commitment to excellence are reflected in the many distinctions she has received, including an award of excellence in Law studies from the Université de Montréal and the Bronze Medal of the Governor General of Canada.
Ms. Sebastiani has a Bachelor of Laws and an Advanced Graduate Diploma in Tax Law from the Université de Montréal/École des hautes études commerciales (HEC Montréal), and is a member of the Association de planification fiscale et financière and its internal committees. She is also president of the Umbria Regional Association and sits on the board of directors of the Quebec Lung Association.
Formation académique
1999
- Advanced Graduate Diploma in Tax Law, Université de Montréal
1998
- Barreau du Québec
1996
- Bachelor of Laws, Université de Montréal
Implications
Since 2015
- Member of the Board of Directors, Quebec Lung Association
Since 2003
- Chair, Umbria regional association
Mentions
1993 - 1996
- Mention of excellence in law studies, Université de Montréal
1991
- Governor General's Academic Medal, bronze
Expertises
2
Business Law
Cain Lamarre’s approach to business law is built on a foundation of strong relationships with leaders of companies and institutions of all sizes, throughout Quebec. The firm’s team of renowned, multidisciplinary experts offers pragmatic legal solutions tailored to the regions and sectors in which its clients operate. Our in-depth understanding of business issues, combined with a mastery of complex legal frameworks, make us a trusted partner to support companies in their growth, governance and strategic transactions.
Tax Law
Our team is renowned for its expertise in tax law and provides its clients with support in all aspects of both provincial and federal taxation. Whether it be income or commodity tax, municipal or cross-border taxation, our tax lawyers are committed to providing strategic solutions tailored to meet the needs of each client.