Our People

He aha te mea nui o tea o. He tangata, he tangata, he tangata. What is the most important thing in the world? It is people, it is people, it is people.

Columba College has an experienced, caring, collegial teaching and support staff who build strong relationships with students and the community.

View Vacancies +

Leadership Staff 


Mrs Pauline Duthie 

Deputy Principal / Year 9 Dean

Ms Jenness Riethmaier 

Assistant Principal/Head of Teaching and Learning

Mrs Emma Harris

Head of Junior School / Junior School Dean

Mrs Marion Hogg 


Middle School

Year 7

Mrs Chris Cheyne 

Year 8

Mrs Anwyn Walker 

Year 9

Ms Jenness Riethmaier 

Year 10

Mrs Christie Sinclair 

Senior School

Year 11

Ms Teresa Andrew 

Year 12

Mrs Lauren Piebenga

Year 13

Mrs Alena Wafer  

International Students

Mrs Sue Medary 

Heads of Departments 

HoD Chemistry (Years 11 to 13)
HoD Technology (Years 11 to 13)

Mrs Julie                                      Armstrong-Homan 

HoD Classics (Years 12 and 13)

Mr John Hayden 

HoD Commerce (Years 9 to 13)
Director of Agribusiness

Mrs Suzanne Bishop 

HoD English (Years 7 to 13)

Ms Anna Togneri 

HoD Geography (Years 11 to 13)
HoD Social Studies  (Years 7 to 10)

Mrs Lauren Piebenga 

HoD History (Years 11 to 13)
Careers Adviser (Years 11 to 13)

Ms Kathryn Evans 

HoD International Languages            (Years 4 to 13)

Mr Andrew Moore 

HoD Physics (Years 11 to 13)
HoD Science (Years 7 to 11)
Health & Safety Co-ordinator

Mr Ben Duckett 

HoD Mathematics & Statistics      (Years 7 to 13)

Mr Joseph Chambers 

TiC Music (Years 7 to 13)

Mrs Sarah Casbolt 

HoD Physical Education and Health Co-ordinator(Years 7 to 13)

Mrs Christie Sinclair 

HoD Religious Studies                      (Years 7 to 13)

Dr Jennifer Macleod 

HoD Biology (Years 12 and 13)

Mrs Sally Graves  

HoD Visual Arts (Years 7 to 13)

Mr Steve Shaw 

Support Team

EA to Principal

Mrs Liz Gold 

Office Manager

Mrs Dawn Hope 

School Secretary

Ms Jan McKnight 

Science Technician

Mrs Robyn MacKay 


Ms Liz Wootton   

IT Support

Mr Saul Moore 


Mrs Jaimee Corbishley 


Ms Megan Turnbull 

Year 7 – 10 Pastoral Co-ordinator

Mrs Jenness Riethmaier   

Year 11 – 13 Pastoral Co-ordinator

Mrs Emma Harris

Finance Team

Director of Business

Leah Hanan

Finance Officer

Mel Black

Accounts Administrator

Julie Sabiston