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About Us

Learn about us at LambdaCPA. We have been providing Tax Preparation, Advisory and Planning services for over two decades. With a wealth of international, national and local experience gained at the Big Four Accounting firms, Public and Private Companies, we are bringing this expert advice to you.

Contact Us

Contact Us

CPA Accountant Near Me

Lambda CPA

268 Martin Drive
Ilderton, ON N0M2A0
Phone: (226) 797-6820


Monday8:00 AM - 6:00 PM
Tuesday8:00 AM - 6:00 PM
Wednesday8:00 AM - 6:00 PM
Thursday8:00 AM - 6:00 PM
Friday8:00 AM - 6:00 PM


Jeff Runnalls, CPA, CA studied Accounting and Economics at Western University, graduating in 2005. Beginning his career and earning his CPA, CA designation at a Big Four International Accounting Firm, providing Taxation, Accounting and Auditing services, including multiple International secondments.

Jeff then left Public Accounting working in Public and Private Firms in the Technology, Healthcare, Finance and Property Verticals.