About Weintraub Huang LLP

Weintraub Huang LLP is a small commercial litigation firm on Bay Street in downtown Toronto. Barry Weintraub, Sara Erskine and Rebecca Huang founded the firm in February 2021 as Weintraub Erskine Huang LLP, and it now practices as Weintraub Huang LLP. Its six lawyers handle corporate and commercial disputes, environmental litigation, employment and labour matters, professional discipline and regulatory proceedings, shareholder disputes, civil fraud, defamation and public law, appearing before Ontario courts, administrative tribunals and arbitration panels in Canada and abroad.

Founding partner Barry Weintraub was called to the Ontario bar in 1989 and has chaired the Civil Litigation Section and the Environmental Law Section of the Ontario Bar Association, along with the Canadian Bar Association's National Environment, Energy and Resources Law Section. Weintraub has also taught civil litigation at the University of Toronto and Queen's University law faculties. Rebecca Huang, a founding partner and a Fellow of the Chartered Institute of Arbitrators, is fluent in Chinese and represents clients in disputes involving Chinese language evidence. The arbitration practice works under major institutional rules, including the ICC, UNCITRAL, LCIA, SIAC and ICSID, and covers both commercial contract disputes and investor state claims.

Milestones & recognition

  • Barry Weintraub, Sara Erskine and Rebecca Huang founded the firm as Weintraub Erskine Huang LLP in February 2021; it now practices as Weintraub Huang LLP.
  • Barry Weintraub was called to the Ontario bar in 1989 and has chaired the Ontario Bar Association's Civil Litigation Section and Environmental Law Section, as well as the Canadian Bar Association's National Environment, Energy and Resources Law Section.
  • Rebecca Huang is a Fellow of the Chartered Institute of Arbitrators and an arbitrator with Nine Arbitration Chambers, an arbitrator group based in Singapore.
  • A lawyer at the firm is a Full Member of the Chartered Institute of Arbitrators and serves as Vice Chair of the Canadian Bar Association's International Law Section.

In the community

  • The firm publishes a blog analyzing recent commercial litigation and arbitration rulings, including Court of Appeal decisions on contract interpretation and developments in the enforcement of arbitral awards.
  • A lawyer at the firm has served as president of the Toronto Lawyers' Association, sits on the boards of the Federation of Asian Canadian Lawyers and the Federation of Ontario Law Associations, and teaches Canadian administrative law at the master's level.
  • A lawyer at the firm has been named to the Pro Bono Ontario Honour Roll.

Good to know

A person using a wheelchairWheelchair accessible

This firm’s lawyers at a glance

Called to the bar
1989–2022 · median 13 years in practice 6 of 6 lawyers
Law schools
University of Ottawa (2), at the University of Toronto Faculty of Law and Queen's University, Osgoode Hall Law School, Queen's University, University of Toronto 6 of 6 lawyers

The neighbourhood

Weintraub Huang's office is on the fifth floor of 365 Bay Street, a Financial District tower built in 1960 and once known as the Imperial Bank Building. The address sits inside Toronto's underground PATH network, with quick access to subway, streetcar and bus lines. It's also a short walk from the Ontario Superior Court of Justice's civil courthouse on University Avenue, convenient ground for a firm built around court appearances and arbitration hearings. Bay Street itself is synonymous with Canada's corporate law and finance sector, and the firm's practice, spanning commercial litigation to international arbitration, sits right in that corridor.

Frequently asked questions

Does Weintraub Huang LLP handle disputes involving Chinese business partners?
Yes. One of the firm's founding partners is fluent in Chinese and represents clients in commercial disputes and arbitrations involving Chinese language evidence.
Can Weintraub Huang represent me in an international arbitration?
The firm's lawyers act in arbitrations under rules including the ICC, UNCITRAL, LCIA, SIAC and ICSID, covering both commercial contract disputes and investor state claims.
I'm in a dispute with my business partner or other shareholders, can the firm help?
Shareholder disputes are one of the firm's listed practice areas, alongside civil fraud and other commercial litigation matters.
Does the firm handle professional discipline or regulatory hearings?
Yes. The firm represents clients in professional discipline and regulatory proceedings, and lawyers there have experience as regulatory prosecutors for federal and provincial bodies.
Can the firm advise on an environmental law matter?
Environmental law is one of the firm's core practice areas. Founding partner Barry Weintraub has chaired the Environmental Law Section of the Ontario Bar Association and the Canadian Bar Association's National Environment, Energy and Resources Law Section.
Where is Weintraub Huang LLP located and how do I get there?
The office is at 365 Bay Street, Suite 501, in Toronto's Financial District, inside the PATH network with access to subway, streetcar and bus lines.

Where to find them

365 Bay Street, Suite 501, Toronto, ON, Canada, M5H 2V1 · 416-306-8452

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Listing compiled from the firm’s public website in September 2026. Verify licence status in the Law Society of Ontario directory ↗