President and CEO
David brings 30 years of business and technical experience in technology companies. He has served in executive capacities in operations management, product management, business development and strategic planning.
Prior to coming to OSHEAN, Marble established himself as an entrepreneur and innovator for a number of startup companies in the telecommunications and software industry.
Most recently, David was a co-founder of the Association for Authentic, Experiential and Evidence-Based Learning (AAEEBL). AAEEBL is a member based collaborative of nearly all worldwide ePortfolio initiatives with membership of over one hundred academic institutions and software vendors.
Marble was also the Chief Operating Officer and VP of Business Development for TAZZ Networks and Vice President of Marketing at Ignitus, a Metro Optical start-up acquired by Lucent.