Best Lawyers in Ontario, Canada for Tax Law

John Campbell practises taxation law, advising clients on domestic and international income tax issues, with a focus on advising Canadian clients with international interests and non-Canadian clients with Canadian interests. John has extensive experience with respect to the tax implications and structuring of corporate reorganizations, mergers and acquisitions, international tax planning and tax planning using trusts. He provides his clients with effective, practical tax advice based on his e...

Lesley Kim practices in the areas of domestic and international tax law and has particular experience with outbound cross-border transactions involving foreign affiliates and non-resident trusts. She works extensively with public and private corporations and private equity groups undertaking mergers and acquisitions, spin-offs, plan of arrangements, financings, including flow-through share offerings and IPOs, and other corporate reorganizations, including for estate planning purposes. Lesley ...

Jim is the Managing partner of Thorsteinssons LLP and practices in the firm’s Toronto office. Jim’s practice includes both domestic and international corporate and personal tax planning, private corporations, trusts and estates. Jim also represents clients during audits and appeals with the Canada Revenue Agency. Jim is a member of the Society of Trust and Estate Practitioners (STEP) and the Canadian Tax Foundation. He is a member of and Past-Chair of the Taxation Section of the O...

Mike Collinge is the Leader of the Tax Litigation and Controversy Practice for the Ontario Region of Deloitte Legal Canada LLP. His practice is primarily focused on tax litigation and tax controversy. He was admitted to the Law Society of Ontario in 2012 after receiving his Juris Doctor from the University of Toronto Faculty of Law and completing a clerkship at the Tax Court of Canada. Mike has successfully represented clients in a wide variety of domestic and international tax disputes invol...

Marie-Eve Heming is a partner and practices in the firm’s Toronto office. Her practice encompasses all aspects of personal and corporate tax planning for a wide variety of clients, including private corporations and their owner-managers, public corporations, trusts, professionals, executives and high-net worth individuals, with a particular emphasis on corporate reorganizations, the structuring of investments and businesses, estate planning, business successions and immigration and emig...

Peter is qualified as a CPA CA and a lawyer and has been practising as a tax lawyer/accountant for over 20 years. Prior to pursuing his law degree, Peter worked as a senior tax auditor at the CRA where he audited companies with up to $1 billion in revenue. His experience provides special insight and diverse skills for helping clients in tax planning and representation matters. Peter has assisted clients with a broad range of tax planning engagements involving domestic and international struct...

Paul Gibney is a partner and practices in the Toronto office of Thorsteinssons LLP. Paul’s practice focuses on personal, corporate and trust planning for high net worth individuals, family offices, executives, owner-managers and their businesses, both domestic and international, including: corporate reorganizations; estate planning; purchases and sales of businesses; immigration and emigration; non-profit organizations and charities. Paul also represents taxpayers in their dealings with...

Ash Gupta is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Ash practices law in Toronto, Ontario Best Lawyers has recognized Ash Gupta since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ash Gupta is held by other lawyers.

Barry Horne is an experienced international and M&A tax lawyer with decades of practice, utilizing his deep tax knowledge and project management tools to deliver optimal client outcomes. He has collaborated with multidisciplinary teams, allowing him to provide holistic tax solutions. In international tax, Barry focuses on cross-border tax structuring, minimizing withholding taxes, and managing transfer pricing engagements. His M&A tax practice includes due diligence, structuring acqui...

David W. Chodikoff, B.A. (Spec. Hons), M.A., LL.B., is a partner and specializes in civil and criminal tax litigation at Miller Thomson. David was a former counsel and a Crown Prosecutor at the Department of Justice. He has over 100 reported decisions. David has appeared in over 565 cases before the courts. David has been recognized by Canadian, American and European authorities as one of the leading tax controversy leaders in the world. He has edited and contributed to 9 tax books including ...

Alex's practice focuses on Canadian tax issues that affect multinationals with operations in Canada, including international tax planning (inbound structuring, transfer pricing, foreign affiliate taxation, cross-border employee mobility, withholding tax, tax treaty issues), M&A, reorganizations and financings. Alex is both a lawyer and a Chartered Professional Accountant. Alex advises clients in the digital economy, infrastructure, resource, healthcare, consumer product and retail spaces....

Biography Emmanuel Sala is a partner in Baker McKenzie's North American Tax Practice Group in Toronto. He has broad experience advising Canadian and foreign companies on complex domestic and international tax matters with respect to mergers, tax reorganizations, financing transactions and acquisitions. He also represents taxpayers at all stages of tax disputes with the Canadian tax authorities. Since 2012, Emmanuel has been teaching at the Master of Laws (taxation) program jointly sponsored b...

Brian Cohen is a partner and lawyer in Gowling WLG’s global Private Client Services Group. Based in Toronto, he assists clients in the areas of estate planning, trusts and personal taxation, with a focus on advising high net worth individuals on succession planning alternatives. Brian also advises donors, charitable organizations, public and private foundations, and not-for-profit organizations regarding the tax implications of formation, registration, governance and planned giving stra...

David Stevens is partner in the business law department in the Gowling WLG Toronto office. David is a tax lawyer, focussing on corporate and international tax planning, personal and private company tax planning, trust taxation, charities and not-for-profits, and mining. David's clients include high net worth individuals and their families, regsitered charities, not-for-profit organizations, and trust companies. David advises clients on business succession planning, estate planning and estate ...

Becky Potter is a seasoned tax litigator and a partner based out of the firm’s Toronto office. Becky brings a strategic and practical approach to tax disputes, and is known for her ability to distill complex technical tax matters down to their core principles. Using her honed advocacy skills and breadth of tax knowledge, Becky has successfully represented clients at every level of court both provincially and federally, including a landmark win at the Supreme Court of Canada. In addition...

Daniel Lang has extensive experience with tax matters arising from domestic and cross-border corporate transactions and reorganizations, inbound investment into Canada, and financings. His practice includes representing public companies, private companies, and private equity funds on the tax aspects of business operations and acquisition transactions, covering tax-effective structures for purchasers and vendors, tax due diligence, post-closing reorganizations and divestitures, and drafting re...