International Foundation of Employee Benefit Plans


International Foundation of Employee Benefit Plans
Partner at Blake, Cassels & Graydon LLP

Kathy has over 30 years’ experience in the area of pension, benefits and executive compensation. She regularly assists businesses structure their pension, benefit and executive compensation arrangements and their related investments. She also has substantial litigation experience defending corporations from challenges at all levels of Canadian courts, including the Supreme Court of Canada.

Kathy was a Member and Vice-Chair of both the Ontario pension regulator and the tribunal, and was the management expert on the Ontario Expert Commission on Pensions. Currently she is the Chair of the Association for Canadian Pension Management’s National Policy Committee, a Member of the CD Howe Pension Policy Committee and a leader of the Blakes National Pension Benefits and Executive Compensation Group.

Kathy has provided advice to many provincial governments, the Federal government and a great many of Canada’s largest jointly sponsored pension plans relating to the structuring of pension and benefit arrangements and their board structure and governance. She has also developed one of the premier Canadian practices on Trustee Board governance.


Provided technical advisory and consulting services along with facilitation and project management services to the Nova Scotia Pension Agency, the trustee of the Nova Scotia Public Service Superannuation Plan

Served as one of the four advisers to the Ontario Expert Commission on Pensions, which then made recommendations on the Pension Benefits Act (Ontario)

Acted as intervenor for ACPM at the Supreme Court of Canada


Kathryn has been recognized as a leading pension and employee benefits practitioner in the following publications:

The Best Lawyers in Canada 2019 (Employee Benefits Law)

The Legal 500 Canada 2019 (Leading Lawyer - Pensions: "Kathryn Bush is a leading name for pensions law.")

Who's Who Legal: Labour, Employment & Benefits 2019 ("Kathryn Bush is 'an invaluable resource' in the pensions and compensation area. Her expertise and candid, practical advice, combined with a solid supporting cast, 'provide an efficient and reliable source of counsel' according to sources." - 2012 Edition)

Chambers Global: The World's Leading Lawyers for Business 2018 and Chambers Canada: Canada's Leading Lawyers for Business 2019 (Ranked in Band 1 - is widely regarded as an "expert in pensions." She serves as co-head of the firm's pension group and her recent work includes advising the plan administrator of the Sears Canada pension plan. "She has always impressed me greatly with her manner," stated one client, explaining that "she can be very aggressive when she needs to be and stands up for her clients incredibly well but is also able to be co-operative and get along with tough people." She has a strong track record of handling significant pension disputes, and also provides counsel on non-contentious matters.)

The Canadian Legal Lexpert Directory 2018 (Pensions & Employee Benefits)

The 2013 Lexpert/American Lawyer Guide to the Leading 500 Lawyers in Canada (Pensions & Employee Benefits)

Kathryn is named Best Lawyers' 2018 Toronto Employee Benefits Law "Lawyer of the Year". She was also named Best Lawyers' 2012 Toronto Employee Benefits Law Lawyer of the Year.

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