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Danielle’s practice focuses on providing thoughtful counsel, in-depth research and appellate advocacy in the areas of employment, human rights and labour law. Danielle is passionate about helping clients understand their legal rights and providing them the pragmatic advice they need to make smart decisions in tough situations.

Danielle has represented clients at all levels of court in multiple provinces across Canada, the Human Rights Tribunal of Ontario, the Canadian Human Rights Commission, the Canada Industrial Labour Relations Board and various professional regulatory bodies.

In addition to her legal research and advocacy, Danielle is responsible for the firm’s knowledge management strategy and initiatives. She works to ensure that Cavalluzzo lawyers have the information resources and research tools they need to provide timely and expert advice. She also helps lawyers in the firm leverage their collective experience and expertise through written commentary and knowledge-sharing.

Danielle joined Cavalluzzo in 2018 after practicing at a boutique employment and labour firm in Toronto, where she began her practice in Ontario. Before that, Danielle was a litigator in New York, New York, where she represented pension funds and other institutional investors in securities class action litigation. Prior to entering private practice, Danielle served as a law clerk to the Honorable Mary Ellen Barbera on the Maryland Court of Appeals.

Outside of work, Danielle is Counsel to Democrats Abroad Canada and volunteers for Pro Bono Ontario. She is also a member of the Advocates’ Society, the Ontario Bar Association and the American Bar Association.

Danielle is dedicated to increasing access to justice and furthering the values set out in Cavalluzzo LLP's Statement of Principles by striving to eliminate the barriers created by racism, unconscious bias and discrimination, advancing reconciliation with Indigenous peoples and promoting the dignity and human rights of all.

Notable Cases:

  • Heller v Uber Technologies Inc., 2019 ONCA 1: Danielle is co-counsel to David Heller in a proposed class action against Uber on behalf of drivers and delivery persons. The Ontario Court of Appeal held that the mandatory arbitration clause in Uber’s agreements was unenforceable because it violated the Employment Standards Act and, additionally, was unconscionable.
  • Horne v Queen Elizabeth II Health Sciences Centre: Danielle represented Dr. Gabrielle Horne in an eight-week civil jury trial in Nova Scotia. The jury awarded Dr. Horne $1.4 million in reputation damages after finding the administration had varied her privileges in bad faith.
  •  Horne v Queen Elizabeth II Health Sciences Centre, 2018 NSCA 20: The Nova Scotia Court of Appeal confirmed the jury’s finding of bad faith, recognized the serious damage the improper revocation of a doctor’s privileges can do to her reputation and confirmed that reputation damages are recoverable in the absence of defamation.


  • Call to the Ontario Bar - 2016
  • Call to the New York Bar - 2010
  • American University, Washington College of Law, J.D. - 2009
  • University of Missouri-Columbia, Bachelor of Journalism and B.A. in Political Science - 2005


  • Advocates' Society
  • Ontario Bar Association
  • American Bar Association

Related Blogs

/29 April 2019

Employees, Dependent Contractors and Independent Contractors: What’s the Difference?

What misclassification can mean to you

Workers who are misclassified as independent contractors instead of employees or dependent contractors could be deprived of important benefits. It's i...
/21 February 2019

Ontario Court of Appeal: Mandatory Arbitration Violates ESA

Recently, the Ontario Court of Appeal issued a decision in Heller v Uber Technologies Inc (“Heller”), invalidating a mandatory arbitration...


Case/2 January 2019

Heller v. Uber Technologies

Michael Wright and Danielle Stampley acted for David Heller in Heller v. Uber Technologies.

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