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Sarah Millar listen


Sarah* is a partner at Lenczner Slaght. She practices exclusively in the area of document discovery and leads the firm's group of interdisciplinary discovery specialists. From her nearly 10 years of experience identifying, collecting, analyzing and producing client data, she knows§ how to manage evidence. As discovery can be burdensome and costly to clients, Sarah creates cost-efficient and defensible strategies to help clients meet their obligations to produce evidence in litigation. Sarah understands that discovery management requires practitioners to not only possess legal expertise, but to also to know project management principles and the technological solutions available to effectively locate, review and produce evidence. .


  • Practice Areas:
  • Bar Admissions:
    • Ontario (2003)
  • Education:
    • University of Toronto (2002) JD
    • Queen’s University (1999) BA (Honours – Political Studies)


Sarah Millar

is a partner at Lenczner Slaght.

"Sarah is comfortable at the intersection of law, technology and project management, and is adept at managing relationships both within the firm and with third party service providers." — Lexpert

Sarah’s practice focuses exclusively on discovery. She also heads the firm’s group of interdisciplinary discovery specialists.

Sarah advises clients on the discovery phase of litigation and regulatory proceedings including document preservation, the identification of relevant data in clients’ records, the sound capture or collection of data, a litigant’s discovery obligations, the use of electronic evidence in proceedings and the law of privilege. She has extensive experience in managing large-scale discovery projects in complex commercial cases and multi-jurisdictional matters. She is well versed in the use of current technology to reduce the cost and burden of discovery. Sarah also advises clients on best practices in document management and data retention to facilitate litigation preparedness.

As part of her discovery practice, she collaborates with clients and our litigators at the outset to strategically design discovery solutions that are customized to a given matter. Her mission is to ensure that discovery solutions are not only legally defensible but also cost-efficient.

Prior to joining the firm, Sarah was a partner at a leading national law firm practicing in discovery and the lead of their discovery management group.

  • Digital Evidence and eDiscovery Working Group

  • Law Society of Ontario

  • Ontario Bar Association

  • Canadian Bar Association

  • Sedona Canada

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  • Lexpert Zenith Award (2019)

    Change Agent in Law

  • Who’s Who Legal: Canada (2015-2023)

    E-Discovery Practitioners (Most Highly Regarded), Commercial Litigation - E-Discovery Lawyers

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