Mark Callen Email
Founder and Chief Executive Officer
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Mark Callen Location
- London, GB
Mark Callen Work
- Founder and Chief Executive Officer @ Callen Tell (January 2010 - Present)
- Vendor Management @ (November 2018 - December 2019)
- Director @ (January 2015 - Present)
- Vice President, EMEA and Asia Pacific, Mobile Services Division, Myriad Group Ag @ (January 2010 - January 2011)
- Sales Director, EMEA and Latam @ (January 2007 - January 2009)
- EMEA Sales Director @ (September 1999 - January 2007)
- Sales Manager @ (January 1995 - January 1999)
- Northern Europe Sales and Marketing Director @ (January 1984 - January 1994)
- Graduate Trainee @ (January 1981 - January 1984)
Mark Callen Education
- University of Birmingham
Bachelor of Science (Mathematics)
1977-1981 - Price'S Grammer School
(Physics, Chemistry)
1973-1977
Mark Callen Summary
- Mark Callen, based in London, GB, is currently a Founder and Chief Executive Officer at Callen Tell. Mark Callen brings experience from previous roles at Telefónica Uk, Bridgepond, Myriad Group Ag and Citrix. Mark Callen holds a 1977 - 1981 Bachelor of Science in Mathematics @ University of Birmingham. Mark Callen has 2 emails on RocketReach.
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