Karen R. Rosen

Roger Townshend, a founding partner of OKT, is now a senior counsel to the firm. He practices Aboriginal , Constitutional, human rights , and administrative law, with particular stress on land claims litigation. He has a B.Sc (Hons.) in Mathematics. He has appeared in Court and advised on numerous cases relating to Aboriginal law claims including claims related to Aboriginal title and other Aboriginal rights and treaty rights, and duty to consult and accommodate cases. His court work has also...

Allan is a partner in our Business Law and Corporate Finance Groups. He has built his practice by advising clients on corporate finance and corporate/commercial legal issues. He is a recognized team player who likes to think outside the box to solve specific client challenges. Clients select Allan for his creativity, responsiveness and cost-effective counsel. Allan provides counsel on transactions as well as day-to-day activities for a wide range of clients, including manufacturers, distribut...

Michael has experience as counsel for several insurance companies and The Office of the Public Guardian and Trustee but has now restricted his practice to the representation of accident victims and their families. Michael has authored publications on insurance law and has presented to other lawyers and representatives at The Office of the Public Guardian and Trustee on subjects concerning benefit entitlements, the rights and responsibilities of insurers and accident victims. Practice Area: Pe...

For over 30 years, trade unions have relied on Steven Barrett to represent their interests, and the interests of their members, in all types of legal proceedings. Grievance and interest arbitration, labour relations board applications, collective bargaining – Steven does it all and makes it look easy. That’s why a member of parliament once referred to Steven as “the Wayne Gretzky of labour law”. From protecting the scope of bargaining unit work, to challenging discipli...

Sean Stevens is Co-Leader of the Firm’s Capital Markets and Mergers & Acquisitions (CM and M&A) Group and the Chair of the Ontario Region’s Business Law Group. His practice is focused on domestic and cross border mergers and acquisitions, private equity transactions, corporate reorganizations and infrastructure projects. Clients include public and private companies, private equity funds and their investors, business owners and project sponsors and financers. For two decade...

Florence Sauve is a partner in the Toronto office of Thorsteinssons LLP. Florence’s practice focuses on all aspects of taxpayer representation. She assists her clients in managing and resolving tax audit and appeal disputes and represents her clients before the courts. Florence has extensive experience in making representations to the federal and provincial tax authorities and successfully negotiating out of court settlements. She is currently working on a number of audits and appeals d...

Heather L. Hansen, C.S. is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Heather L., who practices law in Toronto, Ontario, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Heather L. is held by other top lawyers in the same geographic and legal practice area.

Rahul Sharma advises international and Canadian clients on a variety of tax, trust, and estate planning matters. He is particularly experienced with cross-border and international trust and estate matters, as well as matters involving offshore or non-resident trusts with ties to Canada. Rahul also counsels high net-worth individuals, as well as corporations, trusts and estates on Canadian income tax matters, including succession planning for closely held businesses. As part of his practice, R...

Tina Yang helps people leverage the legal system to seek justice when their rights have been violated, whether as workers, consumers, investors, or simply humans. This includes prosecuting class actions and mass torts to address collective wrongs, as well as a diverse range of other civil litigation. Tina’s class action experience is noteworthy for its breadth, as she has achieved successes for clients in cases relating to: Charter breaches & state accountability, institutional abus...

David Amato focuses on corporate finance and is co-chair of our asset-based lending team. As counsel to various foreign and domestic financial institutions, insurance companies, private equity funds and other credit providers, he has significant experience in sophisticated debt financing transactions and has led numerous multijurisdictional, international and domestic debt financing mandates (including cash-flow, asset based, acquisition, leveraged buyout, debtor-in possession, mine and proje...