Management Team

If you have a question or concern that needs an immediate response, please call 1-800-265-7293.

Senior Management



Dr. N. J. Mercer

Medical Officer of Health, CEO


Dr. Matthew Tenenbaum

Associate Medical Officer of Health

Guelph Office               


David Kingma

Director, Administrative Services

Chief Administrative Officer 

Guelph Office


Dr. Kyle Wilson

Director, Information Systems

Chief Privacy Officer

Guelph Office


Rita Isley

Director, Community Health

Chief Nursing Officer

Guelph Office


Christopher Beveridge

Director, Health Protection

Guelph Office


Program Managers

Healthy Living


Program Areas

Renee Charbonneau-Smith 

Manager, Healthy Living Services




  • Oral Health

  • Ontario Seniors Dental Care Program

  • Wee Talk and Speech and Language

  • Vision Screening

Community Health


Program Areas

Camille Loucks 

Manager, Clinical Services



  • Clinical Services Including: Immunization, Sexual Health, and Travel

  • Sexually Transmitted Infections

  • Bloodborne Infections (HIV/AIDS; Hepatitis B and C)

  • Birth Control

  • Harm Reduction

  • Adverse Reactions

Mary Anne Kozdras

Manager, Healthy Families



Jean Rudland

Supervisor, Healthy Families



  • Healthy Babies, Healthy Children

  • Let’s Talk Parenting Line

  • System of Care

  • Prenatal Classes (in person)

  • Breastfeeding Classes

  • P2P

Karen Mulvey

Manager, Vaccine Preventable Diseases


  • School Health Clinics and Immunization

  • Vaccine Distribution

  • Influenza (flu) Immunization

  • Cold Chain Management

Health Protection


Program Areas


Manager, Control of Infectious Diseases and Tuberculosis


  • Infection Control & Complaint Investigations

  • Tuberculosis

  • Infectious Diseases

  • Respiratory and Enteric Outbreaks in Institutions

  • Community Respiratory Outbreaks

  • Designated Officers Program

  • Inspections of Personal Service Settings

Phil Wong

Manager, Environmental Health

  • Safe Water

  • Health Hazard Prevention and Management

  • Zoonotic and Vectorborne Diseases

  • Enforcement of Smoke-Free Ontario Act (SFOA) and Electronic Cigarettes Act (ECA)

  • Emergency Response

  • Climate Change

  • Health Hazards

Paul Medeiros

Manager, Environmental Health

  • Food Safety including:

    • General food safety and foodbourne illness

    • Special events and farmers markets

    • Food trucks

    • Food recalls

    • Food handler training

  • Food-borne Illness

  • Rabies Control

  • Recreational Camps

  • Child Care

Information Systems

Name/Title/Contact Program Areas

Emerson Rajaram

Manager, Information Technology

Chief Information Security Officer 

  • Information Technology

  • Facility Management

Julian Martalog

Manager, Health Analytics



Lise Trotz-Williams



  • Research

  • Evaluation

  • Knowledge Exchange

  • Surveillance

  • Population Health Assessment

  • Data Management

Anna Vanderlaan

Manager, Health Promotion


  • Substance Use

  • Healthy Eating

  • Active Living

  • Built Environment

  • Injury Prevention

  • Mental Health Promotion

  • School Health Promotion



Manager, Healthy Growth and Development



  • Preconception Health 

  • Healthy Pregnancies

  • Prenatal Classes (online)

  • Healthy Child Development

  • Positive Parenting

  • Community Connections

  • Health Equity

Administrative Services


Program Areas

Rob Cunnington

Manager, Finance

Chief Financial Officer 


  • Finance/Budget Services

  • Resource Management/Procurement

  • Insurance

  • Audit

Patryk Wardach

Manager, Human Resources 

Chief Human Resources Officer 


  • Employee Relations

  • Labour Relations

  • Training

  • Recruitment/Selection

  • Benefits/Pensions

  • Disability/WSIB

  • Compensation/Payroll

Chuck Ferguson

Manager, Corporate Communications


  • Crisis Communication

  • Website/Social Media

  • Media

  • Public Relations

  • Client Service

  • Marketing

  • Library