Our People

Susan Mullin, CFRE

President & CEO

Sheila Tilotta, C.Mgr., CFRE

Vice President, Finance and Operations

Michelle Black, MBA

Vice President, Marketing and Donor Experience

Lesley Ring

Vice President, Major Gifts and Campaign

Dave Wattling

Chair of the Board

President & CEO, Wattling Group Inc.

Diane Gajewczyk

Vice Chair | Chair, Governance & HR Committee

VP, Scientific & Medical Affairs, Cipher Pharmaceuticals Inc.

Gord Lewis

Treasurer | Chair, Finance & Investment Committee

SVP, Proteus Performance Management Inc.

Barbara Bellissimo


SVP, Desjardins

Brian Bigras


Deputy Chief, York Regional Police

Susan Bishop

Director | Chair, Audit Committee

Partner, Ernst & Young, National Leader SR&ED, Business Tax Incentives Practice

Geoff Dawe


Public Policy & Government Relations

Janice Dawes

Director | Chair, Development Committee

Executive Consultant

Stephen Elmer


VP, Finance, Maple Leaf Foods

Tatiana Hermanns


Licensed Real Estate Broker, RE/MAX Hallmark York Group Realty Ltd.

Ajit Khanna



Diane Mason


Partner, Affinity

Christopher Pfaff

Director | Chair, Philanthropy Cabinet

Owner, Pfaff Automotive Partners

Peter van Schaik


Chairman, Van-Rob Realty

Judson Whiteside


Partner, Dickinson Wright LLP


Debra Dobson

Chair, Southlake Regional Health Centre Board of Directors

Arden Krystal

President & CEO, Southlake Regional Health Centre

Dr. Julius Toth

Chair, Physicians’ Council

Physician Lead of the Surgical and Regional Thoracic Programs, Southlake Regional Health Centre


Susan Mullin

President & CEO, Southlake Regional Health Centre Foundation

Working together with their community networks, the Philanthropy Cabinet is a group of ambassadors committed to helping Southlake improve the health of our communities and keep pace with advancements in technology so the patients we serve can trust they will receive the best possible care at our hospital, when they need it most.

Christopher Pfaff


Owner, Pfaff Automotive Partners

Paul Bailey

President, Bazil Developments Inc.

Allen Baker

Partner, National Markets

Leader, Private Company Services, PwC

Susan Chant

Owner, Chant Group

Michael Croxon

Owner, NewRoads Automotive

Caitlin Fell

Partner, Brauti Thorning LLP

Nicholas Fidei

President, Treasure Hill Homes

Paul Hewitt

Vice President of Operations, Pfaff Automotive

Steve Hinder

Manager, Magna for Community

Richard Reininger

Lead Volunteer, Men’s Health Initiative

Cliff Sifton

Owner, Armadale Company Limited

Neil Stratton

Director and Portfolio Manager, Scotia Wealth Management

Tony Van Bynen

Former Mayor, Town of Newmarket

Peter van Schaik

Chairman, Van-Rob Realty

Our Physicians’ Council is a group of Southlake’s medical staff who generously volunteer their time to offer valuable insight into our hospital’s needs, challenges, opportunities and impact on health care in our communities. Providing first-hand accounts of the impact that directly affects them and their colleagues every day, these ambassadors and advocates are instrumental in inspiring our donors to invest in the future of Southlake.

Dr. Julius Toth


Physician Lead of the Surgical and Regional Thoracic Programs

Dr. Peter Anglin

Physician Leader, Regional Cancer Program

Dr. Omodele Ayeni

Plastic Surgeon

Dr. Steven Beatty

Chief of Staff, SRHC

Dr. Eddie Chan

Physician Leader, Emergency Medicine Program

Dr. Tatiana Conrad

Radiation Oncologist

Dr. Chris Coutinho


Dr. David Fell


Dr. Anne Fortier


Dr. Alisha Kassam

Medical Director, Paediatric Oncology and Palliative Physician

Dr. Daniel Kim


Dr. Matthew Laskin


Dr. Morrie Liquornik

Chief of Surgery

Dr. Farah Manji


Dr. Gaurav Mehta


Dr. Mahdi Memarpour

Chief of Psychiatry

Dr. Charles Peniston

Cardiac Surgeon

Dr. Manu Prabhakar

Medical Director, Structural Heart

Dr. John Randle

Physician Leader, Quality and Patient Safety

President, Medical Staff Association

Orthopaedic Surgeon

Dr. Sara Temple

General Surgeon

Dr. Carolyn Teng

Cardiac Surgeon

Dr. Kira Tone


Dr. Charmaine van Schaik

Chief of Paediatrics & Medical Director, Paediatric Outpatient Clinics

Dr. Zaev Wulffhart

Physician Leader, Regional Cardiac Care Program