Bishop, Diocese of London

The Most Reverend Daniel Miehm was installed as the 12th Bishop of the Diocese of London on June 29, 2026. Prior to his appointment, he served as Bishop of Peterborough (2017–2026) and Auxiliary Bishop of Hamilton (2013–2017), following more than two decades of parish ministry and diocesan service in the Diocese of Hamilton.

Bishop Miehm holds a Master of Divinity from St. Augustine's Seminary in Toronto and a Licentiate in Canon Law from the Pontifical University of St. Thomas Aquinas (Angelicum) in Rome. Nationally, he serves on the Canadian Conference of Catholic Bishops' Permanent Council and co-chairs the Hindu-Catholic Dialogue. Provincially, he serves on the Executive of the Assembly of Catholic Bishops of Ontario and chairs its Education Commission.

As Bishop of London, Bishop Miehm is committed to fostering a vibrant Church through faithful leadership, education, and the formation of future spiritual leaders.

Board Member | Vicar General, Moderator of the Curia and Bishop’s Deputy Delegate

Father John Comiskey has dedicated much of his priestly ministry to serving as a parish pastor, Vice-Rector at St. Peter's Seminary,  and in a Church leadership role at the Diocese of London. Currently, as Vicar General, Moderator of the Curia, and the Bishop’s Deputy Delegate, he provides valued leadership and guidance in the administration and pastoral life of the Diocese.

With a doctorate in Church History, Father Comiskey brought his deep knowledge, scholarship, and love of the Church to St. Peter’s Seminary, where he served for decades as Professor of Church History. Through his teaching and mentorship, he played an important role in the intellectual and spiritual formation of countless seminarians and contributed significantly to the Seminary’s mission of preparing men for priestly ministry.

Now retired from his professorial role, Father Comiskey continues to share his experience, wisdom, and commitment to priestly formation through his service on the St. Peter’s Seminary Foundation Board of Directors.

His many years of service to the Diocese and St. Peter’s Seminary reflect a lasting commitment to the Church and to forming priests who will carry its mission forward for generations to come.

BA, MDiv, STL, Board Member and Rector, St. Peter’s Seminary

Father Peter Keller serves as Rector of St. Peter's Seminary, where he is responsible for the Seminary's mission of forming future priests, permanent deacons, and lay leaders for lives of faithful service to the Church. Working closely with faculty, staff, and students, he provides spiritual, pastoral, and academic leadership while fostering a community rooted in prayer, learning, and human formation.

As Rector, Father Keller is committed to ensuring that St. Peter's Seminary continues its long tradition of preparing compassionate, knowledgeable, and faithful leaders who will serve parishes, schools, hospitals, and communities across Canada and beyond.

Board Member and Chair, Board of Directors

Steven Stefanko is a former partner with Lerners LLP and a former Vice Chair of the Ontario Municipal Board, a provincial judicial tribunal. He has considerable experience with charitable, institutional, and private corporations, having served as Chair of the Boards of Directors of St. Joseph’s Hospice of London, King’s University College, and London Hydro. In addition to his current role as Chair of the Foundation’s Board of Directors, he is also a member of the Finance Committee of the Diocese of London.

During his career, Steven was also an adjunct professor at Western University’s Faculty of Law and a Senior Boys’ football coach at Saunders Secondary School.

Steve also played football and hockey while at Western University and was a member of Western’s Vanier Cup football team in 1971. In 1994, he was inducted into the Sarnia-Lambton Sports Hall of Fame as “Amateur Athlete.”

Steve is married to Lisa and resides in London, Ontario.

Board Member and Chair, Governance & Nominating Committee

With broad leadership experience across hospitals, government agencies, and provincial health systems, Kenneth, an experienced healthcare executive, brings extensive knowledge to his governance role. 

Kenneth’s distinguished career includes serving as President and CEO of major hospitals, as an Assistant Deputy Minister at Ontario’s Ministry of Health, and overseeing complex organizational changes. 

Kenneth is currently a Senior Advisor with StrategyCorp, a member of the Diocese of London Finance Committee, and a member of the Board of Directors at King’s University College. He is a retired CPA with an MBA and extensive experience in financial oversight, governance, and strategic planning. 

He leverages his leadership experience as Chair of the Governance and Nominating Committee of the St. Peter’s Seminary Foundation Board of Directors.

Board Member and Chair, Finance & Investment Committee

A Senior Portfolio Manager and Investment Advisor at Raymond James Ltd. in London, ON, Mark focuses on wealth management, portfolio construction, and long-term financial planning for families and organizations. 

With more than 20 years of experience and holding the Chartered Investment Manager credential, Mark offers disciplined, advisor-managed strategies. 

He also brings extensive expertise in stewardship and strategic financial management to the St. Peter’s Seminary Foundation Board of Directors.

Board Member and Member, Finance & Investment Committee

Patrick, a third-generation member of the Donohue family dedicated to funeral service, has a deep understanding of the community and the importance of compassionate care. 

Patrick holds an Honours Degree in History from Western University and has worked at Donohue Funeral Home since 1995, specializing in pre-need planning and aftercare counselling. 

Patrick’s extensive experience guiding families through difficult times benefits the St. Peter’s Seminary Foundation Board of Directors, where he helps uphold the Foundation’s mission to develop future pastoral leaders.

Board Member and Member, Finance & Investment Committee

As Vice-Chancellor (Temporal Affairs) for the Roman Catholic Diocese of Hamilton, Francis provides senior leadership in stewardship, development, and the management of diocesan temporal affairs, roles he has held for nearly a decade. 

Francis’s extensive career in institutional advancement also includes previous positions at King’s University College and Wilfrid Laurier University. He brings this deep expertise in nonprofit management, fundraising, and community building to his role on the St. Peter’s Seminary Foundation Board of Directors, supporting the seminary’s mission and long-term vitality.

Board Member and Member, Finance & Investment Committee

As a Senior Portfolio Manager and Wealth Advisor with RBC Dominion Securities (Windsor, ON), George brings over 20 years of experience in comprehensive wealth management and disciplined investment strategies for high-net-worth clients. 

George’s expertise is underscored by multiple advanced industry designations, including Chartered Financial Analyst (CFA) and Certified Financial Planner (CFP). 

He applies his significant financial acumen and strategic planning skills to his role on the St. Peter’s Seminary Foundation Board of Directors, helping to steward the Foundation’s resources to support the seminary’s long-term mission.

CPA, CMA, Community Representative on the Finance and Investment Committee

Dina Silvestro is a seasoned financial executive with more than 20 years of experience providing strategic leadership and executive oversight for multinational organizations. Her expertise spans financial planning and forecasting, investment management, revenue growth, operational efficiency, financial transparency, and enterprise risk management.

Throughout her career, Dina has successfully led complex, multi-divisional financial operations, helping organizations strengthen governance, improve performance, and achieve long-term sustainability. Her strategic insight and commitment to accountability make her a valued member of the St. Peter's Seminary Foundation Board of Directors.