1.905.604.4622 info@upperyorkschool.ca

Staff & Faculty

Administrators, Faculty, and Staff

Mr. Russell Ash

Head of School

M.Ed, Professional Teaching Certificate, International Leaders Certificate

  • 20+ years in education, both locally in Ontario and internationally
  • Consultant, International Baccalaureate and Social-Emotional Wellness programs in schools
  • Passionate about educational change in the 21st Century


Ms. Lydia Gao

Vice Principal
(Ph.D, M.Sc., B.Eng)

  • 20+ years experience in Educational Management
  • Awarded Special Allowance by State Council of People’s Republic of China
  • Outstanding Teacher of Beijing City

Mr. Graeme Schnarr

Director of Academics
(Hon. B.A., B.Ed., M.Ed., OCT)

“My goal at UYS is to help cultivate a learning environment where teachers are facilitators of learning rather than gatekeepers of knowledge; where students learn by doing, rather than by being told”

  • 10 years of working in schools, including overseas experience at IB schools in Thailand, China and Sudan.
  • Experience teaching a wide variety of Social Studies, Humanities, and Business Studies courses.
  • M.Ed. in Social Justice Education.


Mr. Charlie Li

Campus Relations Manager
(MBA, B.Sc.)

“At Upper York School, class lessons are not the only things students learn, but also life lessons”

  • Experience with tutoring all ages of students
  • AACBS certified graduate

Ms. Dorothy Hartman

Director of College Counselling
B.Ed, Guidance Specialist & Principal’s Course

“As Director of College Counselling, my goal is to ensure that 100% of our students enter College and University upon graduation.  I enjoy engaging with the students to ensure that they have all necessary credits and what they need to accomplish this.”

  • Over 20 years of experience in the field of education
  • Served as Vice Principal for 10 years


Ms. Jenna Johnston

Assistant to Head of School
(Bachelor of Arts – Child and Youth Care)

  • Experience working with children of all ages 


Ms. Jayna Coratti

(BFA Hons., BEd, OCT)

“The skills students develop through music will not only create beautiful artists today, but creative thinkers and strong leaders tomorrow.”

  • Specialized in Music: French Horn and Vocals
  • 5+ years private lessons/tutoring experience
  • 10+ years performance experience as a soloist and with ensembles in the GTA
  • Active member of the Ontario Band Association


Ms. Christine Stolte

(B.A.Soc., B.Ed., OCT)

  • Experience teaching and tutoring all ages

Ms. Sara Kyriakopoulos

Science Teacher
(B.Sc., Hons, B.Ed, OCT)

“I strive to enhance student learning by bringing technology and experiential learning into the science classroom.”

  • Experience teaching and tutoring all ages.

Mr. Mohammad Tavalla

Mathematics & Physics Teacher
( Ph.D candidate, York University, MSc. Pure Mathematics)

“I strive to enhance student learning by bringing technology and experiential learning into the science classroom.”

  • 20 years teaching experience, taught internationally.

Ms. Taraneh Ganjavi

(B.Sc., M.A., B.Ed, OCT)

Over 10 years of experience teaching and tutoring students of different ages and background. TESOL certified. 

Calendar of events at Upper York School, the best private school for anyone in Markham, Richmond Hill or Thornhill looking for a private school near me.