Osler is a leading Canadian law firm with a dedicated team of M&A specialists who have a proven track record in handling cross-border transactions. We are recognized for our comprehensive legal services across key practice areas, making us the go-to partner for foreign law firms requiring expert Canadian legal support on M&A matters.
At Osler, we have a deep history of advising on cross-border M&A transactions, helping foreign law firms and their clients navigate the complexities of Canadian law. With a full suite of complementary practice areas — including Tax, Intellectual Property, Competition/Antitrust, Foreign Investment, Employment Law, Financial Services, Privacy and Data Management, Pensions and Benefits, Executive Compensation and Commercial Law — our team is uniquely positioned to assist with all aspects of Canadian M&A work, ensuring seamless integration and success for cross-border deals.
Why refer your Canadian M&A matters to us?
Navigating the Canadian legal landscape in an M&A transaction requires specialized knowledge and a deep understanding of both domestic and international business practices.
Proven track record in cross-border M&A
As leading M&A lawyers in Canada, we bring years of experience handling high-stakes cross-border transactions, providing practical and strategic advice to clients from around the world.
Comprehensive Canadian expertise
We provide full-service support across all aspects of M&A transactions, ensuring that every element of a deal — from tax structuring to governance considerations — is addressed with precision.
Seamless cross-border collaboration
Our team works closely with your firm to ensure a smooth, coordinated approach across multiple jurisdictions, helping to align the legal frameworks of Canada with the international components of the transaction.
Tailored legal solutions
We understand the nuances of cross-border transactions and tailor our advice to meet the specific needs of foreign clients doing business in Canada.
Consistent performance for a decade
Osler year-end ranking (by deal value)
| Year |  |  * |
|---|---|---|
| 2024 | #2 | #1 |
| 2023 | #2 | #2 |
| 2022 | #1 | #1 |
| 2021 | #1 | #1 |
| 2020 | #1 | #1 |
| 2019 | #1 | #2 |
| 2018 | #3 | #1 |
| 2017 | #1 | #1 |
| 2016 | #3 | #1 |
| 2015 | #3 | #1 |
Note: League tables on this page include non-Canadian law firms.
*LSEG rankings previously offered by Refinitiv and Thomson Reuters
Key Contacts
Partner, Corporate, Toronto
Partner, Corporate, Toronto
Latest Insights
-
Report August 13, 2025
Connect with Osler at IBA 2025 in Toronto!
Osler, your Canadian partner As a proud host of the 2025 IBA Annual Conference in Toronto, we are delighted to welcome our global peers from...
Read more
-
Osler Update December 18, 2024
Declining hostile bids, IPOs and public companies
Canada has seen a decline in hostile take-over bids and a rise in shareholder activism, alongside a continued decrease in IPOs suggesting policy...
Read more -
Report December 5, 2024
Private equity M&A: strong appetite for exchangeable share structures
Exchangeable share structures are expected to become increasingly popular in the coming years.
Read more -
Report December 5, 2024
Navigating control transactions: clarifying acceptable conduct boundaries
We review recent Canadian securities regulatory authority decisions that impact control transactions.
Read more
Stay up to date with our latest insights
SubscribeRelated Content
Navigating Canada’s Competition Act: How to determine if your transaction meets merger notification thresholds
Use our interactive tool, A Guide to Canada’s Merger Notification Rules, to quickly determine whether your transaction may be subject to the mandatory pre-closing notification regime of the Competition Act.
Try our Tool
In the Media
-
Osler News February 13, 2025
Osler recognized as a leading firm in Chambers Global 2025 Guide
Osler has been recognized as a leading firm in the Chambers Global 2025 Guide.
Read more
