Finlayson & Singlehurst is an Ottawa intellectual property boutique founded in 1989 by Donald G. Finlayson and John C. Singlehurst, both formerly of Meredith & Finlayson. The firm practises exclusively in patents, trademarks, industrial designs and copyright for Canadian and foreign clients, with particular depth in mechanical and electrical engineering matters.

Practice areas

Intellectual Property

Good to know

A calendar with a checkmark beside a clockBy appointment

Lawyers 3

Hugh D. Campbell Intellectual Property John C. Singlehurst Partner Intellectual Property Peter J. Pribil Barrister & Solicitor Intellectual PropertyTechnology & Startups

This firm’s lawyers at a glance

Called to the bar
1969–1981 · median 51 years in practice 2 of 3 lawyers
Law schools
McGill University, University of Toronto 2 of 3 lawyers

Who handles what

Where to find them

225 Metcalfe Street, Suite 700, Ottawa, ON K2P 1P9 · 613-232-0227

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Listing compiled from the firm’s public website in July 2026. Verify licence status in the Law Society of Ontario directory ↗