About
Mark is a Principal at SEP and considers information technology investments with a particular focus on software and e-commerce. Before joining SEP, Mark founded and ran the European operations of network security OEM, Sensory Networks. Mark has an engineering background and previous roles include researching high speed semiconductors with Australia’s Commonwealth Scientific and Industrial Research Organisation and the University of California as well as acting as a consultant for Fortune 500 companies, including Boeing’s space programme. Mark led SEP’s investments in social network analytics business SocialBro and cloud-based hotel management and reservation software business hetras and holds board positions with both companies.
Position in the VCSift Database
- • 145 investors hold the Board of Directors role in VCSift. Mark Gracey is one of them.
- • 8,972 investors are based in London, England, United Kingdom.
Data sourced from 410,343 investor profiles. Updated July 2026.
Investment Focus
- Location
- London, UK
Contact Information
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