Aird & Berlis LLP

Eileen Costello

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Practice Areas

Eileen Costello is a member of the Aird & Berlis Municipal & Land Use Planning Group. She assists clients with acquiring development approvals for a broad range of projects and advises municipalities on all aspects of the statutory and regulatory scheme which governs land development and regulation in the province of Ontario. She appears regularly before municipal authorities and administrative tribunals. Eileen also appears before the Superior Court of Justice, the Divisional Court and the Court of Appeal in respect of leave motions and appeals from the Local Planning Appeal Tribunal, by-law interpretation matters, and matters under the Ontario Heritage Act. Eileen advises private property owners and municipal governments on property designations, Heritage Conservation, Districts and property standards bylaws to address designated properties.


Called to the Ontario Bar (2002). Recognized by Chambers and Partners, Best Lawyers and Lexpert.

Professional Memberships

Member of the Women’s Leadership Initiative Championship Team for Urban Land Institute Toronto. Member of the Board of Directors of Ontario Heritage Trust. Member of the Canadian Association of Heritage Professionals, the Canadian/Ontario Bar Association (Municipal Law Section and Administrative Law Section), Community Heritage Ontario, Irish Canadian Chamber of Commerce and Heritage Toronto.


Author of ‘Ontario Heritage Act & Commentary’ (2010).

Articles, Highlights and Press Releases

Total 1 Articles, Highlights and Press Releases

Inclusionary Zoning – What Does It Mean for My Development Project?

Eileen Costello, John Pappas

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