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Quest Community Health Centre General Hours:
  • Monday – Friday: 8:30am – 4:30pm
Quest’s Urgent Service Access Team:
  • Monday – Friday: 11:30 – 7:30

Quest CHC is closed on statutory holidays.


Main site:

Quest Community Health Centre
145 Queenston Street, St. Catharines, On, L2R2Z9

Telephone: 905.688.2558

Fax: 905.688.4678

How to get to us?

  • Bus: there are several bus routes that take you to Quest from the St Catharines downtown bus terminal.
  • Driving:
    • There is a parking lot behind our building off Vine Street. Quest provides a parking pass for clients.
    • There is free 2 hours parking on Queenston Street.


First Name Last Name Position # E-mail
Coletta McGrath Executive Director 226 cmcgrath@questchc.ca
Jenny Stranges Program Director 225 jstranges@questchc.ca
Despina Tzemis Program Manager 252 dtzemis@questchc.ca
Trudy Schroeder Executive Administrator/HR Coordinator 223 tschroeder@questchc.ca
Lori Makarchuk Administrative Coordinator 221 lmakarchuk@questchc.ca
Sara Towner Programs & Services Support 228 stowner@questchc.ca
General Quest Front Desk  Client Coordinator 0
USAT Front Desk Client Coordinator 301



Interim Dental Assistant / Service Coordinator




Health Promoter/Educator



 Vail Community Health Worker – Rainbow Niagara 222
Kylee Ledwez Community Health Worker – Migrant Agricultural Worker Program 309

 *Please note: Quest strives to answer phone call and e-mails in a timely manner. If this is a medical emergency please call 9-1-1. If this a mental health crisis please call COAST at: 1-866-550-5205.

Quest Points of Service

General Services

  • Start me up Niagara

                     17 Gale Crescent, St. Catharines, ON L2R 3K8

                     Every Tuesday from 9:30 a.m. to 11:30 a.m.

  •  Bridges Community Health Centre – Port Colborne (Rainbow Niagara)

                 177 King Street, Port Colborne, ON L3K 4G5

                 As required. *For LGBTQ clients

  • Canadian Mental Health Association – Niagara Branch (Rainbow Niagara)

                 6760 Morrison Street, Niagara Falls, ON L2E 6Z8

                 As required. *For LGBTQ clients

  • School and Community Agencies (Rainbow Niagara)

                 *Dates and times vary / as needed. 

Urgent Service Team

  • Niagara Health System:
    • St Catharines General Hospital
    • Withdrawal Management Services (Men’s and Women’s)
    • New Port Centre
  • Segue Clinics (St Catharines, Thorold, Welland, Port Colborne)
  • Home and community visits

*Dates and times vary. See our USAT page.

Migrant Agricultural Worker Program

  • Niagara-on-the-Lake Family Health Team Clinic – Virgil Site
  • Southridge Community Church – Vineland Site.
  • Farm visits: are available as required for large farm sites that do not have easy access to the  Virgil or Vineland Points of Service

  *Dates and times vary. See our MAWP page.