College of Dental Technologists of Ontario


Hours of Operation:
Monday – Friday (excluding statutory Holidays)
9:00am – 5:00pm


Phone: 416-438-5003
Toll-Free (Ontario): 1-877-391-2386

Staff Directory:

Registrar and CEO – Judy Rigby

416-438-5003 ext. 337

(Contact Judy regarding system partners, regulatory matters and media inquiries)


Manager, Registration & Examinations – Paola Bona

416-438-5003 ext. 228

(Contact Paola for information about examinations and registration, applying to the College and labour mobility information)


Office Administrator/Registration Assistant – Safyia Mohammed

416-438-5003 ext. 221

(Contact Safyia for general information)

Manager, Professional Practice, Conduct and Regulatory Affairs – Leanne Cheng 

416-438-5003 ext. 229

(Contact Leanne for information about making a complaint, mandatory reporting and discipline matters and any quality assurance inquiries)

Manager, Policy and Strategic Projects – Rose Far

416-438-5003 ext. 227

(Contact Rose for Policy and Practice Advisory related inquiries)


Manager, Communications and System Partners – Wellie Chihaluca

416-438-5003 ext. 223

(Contact for any communications related inquiries)



For more information on the College of Dental Technologists of Ontario: