Atty. Kathy O'Brien

Atty. Kathy O'Brien

Kathy’s practice is focused on corporate and commercial matters. She regularly speaks to boards of not-for-profit and charitable corporations to advise them of their governance and charitable law responsibilities, including providing advice on hospital, foundation and association by-laws.

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Profile Summary

About Kathy O'Brien at a glance

Kathy O'Brien is a securities and health care attorney, practicing at INQ Law. Recognitions include Best Lawyers in America — Health Care Law (2026) and Best Lawyers in America — Privacy and Data Security Law (2026).

Verified attorney profile · Updated June 2026

About

Kathy’s practice is focused on corporate and commercial matters. She regularly speaks to boards of not-for-profit and charitable corporations to advise them of their governance and charitable law responsibilities, including providing advice on hospital, foundation and association by-laws. Kathy works with healthcare organizations and foundations to establish appropriate governance structures and policies to facilitate and maintain healthy, cooperative relationships.

Kathy has worked with Ontario health service providers for over 20 years, facilitating restructurings and realignments within the healthcare sector, and implementing integrations of all kinds. This includes: Ontario health teams, amalgamations, mergers, management services arrangements, alliances and networks. She has helped establish several shared services organizations in Ontario (procurement, lab and IT services), as well as alliances that provide information technology services, electronic health record systems, PACS services and diagnostic imaging repositories on a regional basis. These arrangements pay significant dividends (i.e., efficiencies, saved resources) to participants.

Prior to joining INQ Law, Kathy was a partner and Co-chair of the National Health Law Group at Osler, Hoskin & Harcourt LLP. She has worked in the private practice since 1994, focusing specifically on the health and charitable/non-profit sector since 1999.

Recent Experience:

  • Helped establish several procurement and strategic sourcing shared service organizations (SSOs) across Ontario
  • Advised on recent mergers of Ontario hospitals and healthcare organizations in Kingston, Ottawa and Toronto
  • Assisted a national charity to update its governance structure to a skills-based and representative stakeholder model
  • Advised on best practices in relationships between operating charities and their parallel fundraising foundations

Insights & Recognition

  • Best Lawyers in Canada: Recognized by her peers in Health Care Law (2008-2022)

Affiliations:

  • Ontario Bar Association (Member)
  • Board of Directors & Governance Committee of Canada’s Ballet Jörgen (Member)

Practice Areas Explained

Kathy O'Brien's Areas of Practice

Each practice area below reflects the types of cases Kathy O'Brien handles, with a brief overview of what that area of law covers.

Securities Law

Kathy O'Brien is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Kathy O'Brien is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys →

Frequently Asked

Common questions about Kathy O'Brien

What practice areas does Kathy O'Brien handle?
Kathy O'Brien focuses on securities, health care. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How can I contact Kathy O'Brien for a consultation?
You can contact Kathy O'Brien directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Kathy O'Brien received?
Kathy O'Brien's notable recognition includes: Best Lawyers in America — Health Care Law; Best Lawyers in America — Privacy and Data Security Law.

Awards

Best Lawyers in America — Health Care Law
- 2026
Best Lawyers in America — Privacy and Data Security Law
- 2026

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