Mathews Dinsdale Welcomes Eleanor A. Vaughan to the Firm
Mathews Dinsdale is pleased to announce that Eleanor A. Vaughn has joined the Firm as Counsel in our Toronto office.
April 20, 2026
Partner announcement
Keegan brings a pragmatic and business-minded approach to the practice of law. He passionately represents the interests of his clients, both inside and outside the courtroom.
July 18, 2017
Keegan brings a pragmatic and business-minded approach to the practice of law. He passionately represents the interests of his clients, both inside and outside the courtroom. He has a broad litigation practice with an emphasis on complex commercial disputes, professional liability, and health law.
Keegan’s commercial litigation experience includes contractual disputes, shareholder disputes, product liability claims, engineering and infrastructure disputes, employment litigation, financial services litigation, and class actions. He regularly defends professionals against allegations of professional misconduct and negligence in both civil and regulatory contexts.
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Miller Thomson LLP is a national business law firm with approximately 500 lawyers across 5 provinces in Canada. The firm offers a full range of services in litigation and disputes, and provides business law expertise in mergers and acquisitions, corporate finance and securities, financial services, tax, restructuring and insolvency, trade, real estate, labour and employment as well as a host of other specialty areas. Clients rely on Miller Thomson lawyers to provide practical advice and exceptional value. Miller Thomson offices are located in Vancouver, Calgary, Edmonton, Saskatchewan Region, London, Waterloo Region, Toronto, Vaughan and Montréal.
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