Mark Maunder
CEO at Defiant
Mark Maunder is CEO at Defiant, where he leads the development of Wordfence, a firewall and malware scan for WordPress. He previously founded WorkZoo.com and has held senior engineering and developer roles at BBC, Blue Sky Networks, Coca-Cola Enterprises, and Credit Suisse.
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Defiant CEO 2026–present, CTO @ Defiant Inc 2006–present, CEO 2006–2024 · current
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Jobster Director of Search 2005–2006 · past
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BBC Senior Developer/Consultant 2003 · past
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WorkZoo.com Founder/CEO 2003–2005 · past
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eToys.com Senior Developer 2000–2001 · past
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Credit Suisse Systems Engineer (MCSE/CNE) 1999–2000 · past
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Coca-Cola Enterprises Systems Engineer 1998–1999 · past
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Blue Sky Networks Senior Systems Engineer 1996–1998 · past
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Overdrive Computing Systems Engineer 1995–1996 · past
Organizations
See all 9-
Defiant CEO 2026–present, CTO @ Defiant Inc 2006–present, CEO 2006–2024 · current
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Jobster Director of Search 2005–2006 · past
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BBC Senior Developer/Consultant 2003 · past
