Eric S. Block

Eric Block of Ross Nasseri LLP

Contact Information:

Bar Admission:

New York 1998 and Ontario 2003

Eric Block is a partner at Ross Nasseri LLP.  A trial lawyer with a national reach, Eric focuses on complex commercial litigation (including shareholder disputes and oppression claims), fraud, cross-border litigation, internal investigations, real estate litigation, trade secret litigation, environmental litigation, product liability, defamation, and litigation against all levels of government.

Eric is also a class action expert.  On the defence side, he acts in the agricultural, product liability, securities, and employment spaces.  On the plaintiff side, he co-led a team that brought constitutional challenges against Canada for its failure to address unsafe drinking water in many First Nations, resulting in an historic 2021 settlement of more than $8 billion.

Prior to joining the firm, Eric was a partner in the Toronto Litigation Group of McCarthy Tétrault LLP, where he practiced from 2002 to 2023.

From 1998 to 2002, Eric was a litigator at Paul Weiss in New York, where he worked on many precedent-setting litigations. He also litigated, pro-bono, the Southern District of New York jury trial awarding $745 million to rape and torture victims of the Bosnian War (Kadic, et al, v. Karadzic).

As a thought leader, Eric has written for the Wall Street Journal, Jerusalem Post and Washington Times, among other publications.  He co-authored the book “Emergency Law in Canada: Commentary and Legislation” (Toronto: LexisNexis, February 2021).

Eric received his BA (Hons.) (Political Science) from McGill University in 1992. He held the Guy Drummond Fellowship consecutively at Institut D’Etudes Politiques de Paris (“Science Po”) from 1992 to 1993 and at McGill University from 1993 to 1994. He received his MA (Political Science) from McGill University in 1995. From 1994 to 1995, Eric was a speechwriter to U.S. Ambassador Morris B. Abram in Geneva (former Ambassador to the United Nations in Geneva). He received his BA, MA (Jurisprudence) from Oxford University (Christ Church) in 1997. Eric received his LLM from the University of Chicago Law School in 1998.  He has sat on the Board of Directors of the National Ballet School Foundation.



Awards & Rankings


  • The Canadian Legal Lexpert Directory – Class Actions, Corporate/Commercial Litigation, Director/Officer Liability, Product Liability, and Securities Litigation, 2024
  • The Legal 500 – Canada – Next Generation Lawyer for Dispute Resolution, Ontario
  • Benchmark Litigation – Litigation Star: Class Actions, Commercial, Product Liability, Securities
  • The Lexpert/American Lawyer Guide to the Leading 500 Lawyers in Canada: Litigation – Corporate Commercial
  • The Canadian Legal Lexpert Directory – Leading Lawyer in Class Actions, Litigation – Director & Officer Liability, Litigation – Securities, and Litigation – Product Liability
  • Lexpert Special Edition: Litigation – Leading Lawyer, Commercial Litigation
  • Lexpert Special Edition: Agribusiness and Cannabis – Leading Lawyer
  • Best Lawyers in Canada – Leading Lawyer: Product Liability Law


  • RN LLP recognized as a Consistently Recommended firm for Corporate/Commercial Litigation and a Repeatedly Recommended firm for Professional Liability by Lexpert (2024)
  • RN LLP recognized as a leading litigation firm in Canada by Benchmark Litigation (2021, 2022, 2023)
  • RN LLP recognized in The Globe and Mail’s Canada’s Best Law Firms list for Dispute Resolution (Litigation, Arbitration & Investigations) (2021, 2022, 2023)
Eric Block of Ross Nasseri LLP

Contact Information:

Bar Admission:

New York 1998 and Ontario 2003

News, accolades & recognition

Seven Ross Nasseri Partners Recognized By Lexpert

Ross Nasseri LLP is happy to share that Lexpert has recognized seven of its partners as being among the leading litigators in Canada. Eric Block, Justin Nasseri, Erin Pleet, Mark Ross, Jacqueline Cole, Eric Brousseau, and Avi Bourassa were all ranked in the 2024...

Ross Nasseri LLP recognized by Lexpert

Ross Nasseri LLP is delighted to announce that Lexpert has recently recognized the firm and several of its partners as being amongst the leading litigators in Canada. This industry recognition reflects the firm’s commitment to excellent work, premier service, and...