Anthony Arquin

Christopher Deehy is a partner at Lapointe Rosenstein Marchand Melançon and the leader of its Labour and Employment Law Group. He represents the firm’s corporate clients before all civil and administrative labour tribunals. He advises employers in all matters relating to employment relationships with their employees, whether they be unionized or not, including health and safety issues, collective bargaining, labour relations, sexual or psychological harassment complaints, discrim...

Mr. Gagné is a partner in the Labour and Employment Law group. He divides his practice between health law and labour and employment law, acting at the strategic level and representing clients before judicial and administrative tribunals. In the field of labour and employment law, his expertise is extensive and diversified. In particular, he handles cases involving employment law, employment contracts, grievance arbitration, labour standards, the interpretation of collective agreements,...

Louise Houle puts her invaluable experience at your disposal to keep your assets safe. Louise is an experienced lawyer in the taxation team. Her practice focuses on tax and estate planning, especially for families holding real estate in Canada, the United States and Europe. She also advises wealthy families on matters pertaining to trusts as well as Canada-United States cross-border tax planning. Louise has extensive experience in complex national and international business structuring and in...

Peter Castiel is Chair of the Firm and the Executive Committee, where he oversees the strategic direction, management and client service for the Firm. Peter is also focused on his mergers & acquisitions practice. He has extensive expertise in advising private equity funds, sovereign wealth funds and leading public and private companies in connection with complex acquisitions, divestitures and investments.

Stephen Kelly is the Canadian national chair of our business law group. He practises corporate and securities law, with particular emphasis on corporate finance and mergers and acquisitions. He regularly acts for large public companies, underwriters and investors in public offerings, including initial public offerings, bought-deal transactions and cross-border offerings as well as private placement transactions.Mr. Kelly frequently advises on public and private mergers and acquisitions both n...

Considered one of the best real estate lawyers in the country, Marc J. Rubin is a leader in his practice. Marc J. Rubin is a true pillar in commercial real estate law. He is the top lawyer in Montréal and Québec when it comes to major real estate transactions, including acquisitions, sales, financing, restructuring, real estate development and leasing. He has a diversified portfolio and represents institutional, private and public clients. Marc J. Rubin understands how precious ...

Sophie Melchers practises mainly in the areas of commercial, corporate and securities litigation. She has represented clients before the Quebec courts and the Supreme Court of Canada in connection with disputed take-over bids, dissenting shareholder remedies, plans of arrangement, insider trading and market manipulation. Her broad experience in securities litigation also encompasses representation of reporting issuers and their officers in connection with investigations conducted by the AMF, ...

Fabrice L. Coulombe is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law and Corporate and Commercial Litigation. Fabrice L., who practices law in Montréal, Quebec, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fabrice L. is held by other top lawyers in the same geographic and legal practice area.

Kadiatou Sow has been a member of the firm’s Corporate/Commercial group since 2014. She focuses on commercial transactions in relation to mergers and acquisitions, reorganizations of private companies, venture capital, equity financing and joint ventures. She advises start-ups and multinationals regarding projects in Canada and abroad. Kadiatou has knowledge in various industries, including natural resources, fund management and new technologies.

Ronald W. Silverson is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Ronald W., who practices law in Montréal, Quebec, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ronald W. is held by other top lawyers in the same geographic and legal practice area.