Mark Horner

Mark Horner: Email & Phone Number

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Director of Impact & Learning at Siyavula Foundation|City of Cape Town, Western Cape, South Africa

Position:

Director of Impact & Learning at Siyavula Foundation

Location:

City of Cape Town, Western Cape, South Africa

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Last updated: 2026-05-24
Updated: 2026-05-24

Found email addresses for Mark Horner:

Business emails:
m**k@siyavulafoundation.org
Personal emails:

Found phone for Mark Horner:

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Work Experience 24 years

Director of Impact & Learning at Siyavula Foundation

Oct 2023 - Current

Founder at Free High School Science Texts

Aug 2002 - Current

Chief Executive Officer at Siyavula

Dec 2011 - Aug 2023

Fellow: Open and Collaborative Resources at Shuttleworth Foundation

Dec 2009 - Feb 2012

Project Manager at Shuttleworth Foundation

Oct 2007 - Nov 2009

Research Officer at CSIR, MERAKA Institute, CHPC

Jun 2007 - Sep 2007

PhD Student at University of Cape Town

Jan 2003 - Jun 2007

Mark Horner started working in 2002, then the employee has changed 5 companies and 6 jobs. On average, Mark Horner works for one company for 6 years 8 months.

Mark is proficient in Afrikaans and English. Their professional focus is Curriculum Design, Curriculum Development, and Data Analysis across 3 core areas.

Education

PhD at University of Cape Town

Kimberley Boys' High School

Frequently Asked Questions

What is Mark Horner's email address?

SignalHire found verified email addresses for Mark Horner, both business and personal. Their business email is m**k@siyavula.com, and personal emails include m********n@yahoo.co.uk.

What is Mark Horner's phone number?

SignalHire found a verified phone number for Mark Horner: +27-***-***-8558.

How do I contact Mark Horner at Siyavula Foundation?

You can reach Mark Horner through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Mark Horner's professional background?

Mark Horner has 24 years of professional experience. They have held roles including Founder, Chief Executive Officer, and Fellow: Open and Collaborative Resources at companies such as Free High School Science Texts, Siyavula, and Shuttleworth Foundation. Their education includes PhD from University of Cape Town, and Kimberley Boys' High School.

Is Mark Horner's contact information up to date?

Yes. Mark Horner's SignalHire profile was last updated on 24 May 2026, reflecting their current position as Director of Impact & Learning at Siyavula Foundation.

Mark Horner Namesakes

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Mark Horner
Director, Sales Operations
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Mark Horner
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Mark Horner
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