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Shannon Marcus


BA in French/Education from Calvin College, 

Master of Education in Curriculum, Training, Learning from University of Toronto, 

Christian School Teacher’s Certificate, 

Ontario Teacher’s Certificate


Tracey Ali

Librarian/Teacher (ESL)

BA from Trent University (Cultural Studies)
BFA from York University (Film & Video Production)
TESL certificate from Seneca College
OCELT accreditation received September 2019

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Amanda Brinkman

Special Education Resource Teacher (SERT)

Bachelor of Education, Bachelor of Christian Education,

Christian Schools Teacher Certificate (CSTC),

Ontario Teacher’s Certificate


Joanne Hosmar

Finance Director

University of Waterloo B. Math

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Tracy Hoyte-Jones

Office Administrator/Promotions Director

Seneca College, Graphic Design


William Jones

Teacher (English)

DCHS Grad (Class of 2011)
B.A., Tyndale University/College, English, Psychology
M.Div (in progress) Fuller Theological Seminary
Grade 8 Royal Conservatory of Music Piano Certification, with honours

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Jonathan Mark

Teacher ( Environmental Science, Science, Math)

Honours Bachelor of Science UOIT - Biological Sciences
Bachelors of Education - UOIT - Intermediate/Senior Biology & General Science
Additional Basic Qualification - Queen’s University - Intermediate Mathematics

Ontario Teacher’s Certificate


Jack 'tMannetje

Teacher ( Music, Math)

Bachelor of Music

Bachelor of Education 

Honour Specialist in Music 

Ontario Teacher's Certificate

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Anita Kralt

Vice Principal, Teacher (PhysEd, Science)

Bachelor's from Redeemer University College,

Bachelor of Ed. from Brock University, 

Masters of Education

Ontario Teacher’s Certificate

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Vince Beerda

Teacher (Art, Geography/History, Law)

BA and BEd from Redeemer University College, Major in History, Minor in Visual Art and Psychology

Ontario Teacher’s Certificate

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Ryan Hamelinck

Guidance, Teacher (Math)

DCHS Grad (Class of 2003),

BA, BEd from Calvin College (Majors in Psychology, Mathematics and Statistics, and Education), Masters of Mathematics from University of Waterloo. University of Waterloo B. Math, Computer Science/Information Systems

Ontario Teacher’s Certificate


Ed Hosmar

IT Director

University of Waterloo B. Math, Computer Science/Information Systems

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Shane Jones

Teacher (Bible, Civics, Careers, English, Challenge & Change)

Graduated Tennessee Temple University (1994) with Bachelors in Science (BSc.) in History-Education; concentrating on European and Early Church History; Bible minor

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Karl Nielsen

Teacher (English, Drama)

BRS – Tyndale University,  

BA (Hons) – York University,  

BEd – York University, MA (English) – Queen’s University. Honour roll in all programs, graduated Summa Cum Laude in both York degrees, scholarship in the PhD program at Queen’s. Received a British Research Fellowship to study at Oxford University in England.

Ontario Teacher’s Certificate


Marilyn VanDelden

Office Administrator


Durham College - Business & Computer Programming


Erica Wassink

Teacher (Science, ESL)

Undergraduate – Calvin College. Honours Bachelors in Science. In Biology, a 2nd Major in Environmental Science. 

Graduate – University of Guelph, Masters in Science in Plant Ecology. 

Teacher’s College – Wilfrid Laurier University. Bachelors of Education

Ontario Teacher’s Certificate

Grace VanNiejenhuis

Teacher (French, ESL)

Bachelor of Arts from Calvin College, 

Christian School Teacher’s Certificate, 

Ontario Teacher’s Certificate, 

Christian School Principal’s Certificate, 

Courses for French Practical Diploma – University of Western Ontario, 

Teaching a Second Language – University of Montreal

Mike Henderson

Teacher (Communication Technology)

Tom Portman

Head of Advertising

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Durham Christian High School

340 West Scugog Lane,

Bowmanville, ON L1C 7C1


Call now for a school tour: 905-623-5940

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