Our Leadership

Sean O' Brien
Chief Executive Officer

As a co-founder and CEO of @RISK Technologies, Sean brings a passion for the mission of cyber defense. Sean is a former combat military officer, who turned his kinetic experience and strategic thinking toward cyber security after solving complex Big Data challenges for the Department of Defense (DoD).   


After his military service, Sean spent time supporting the DoD Combatant Commands, DISA and the Intelligence community in various roles and at IBM.  His primary focus was on exploring applications of Big Data analytics through IBM's Watson solution to warfare. After leaving IBM, Sean launched YaData Solutions. After YaData was sold to Ategio LLC, Sean and team decided to apply cognitive cybersecurity technology to the mid-market commercial space and founded @RISK Technologies. 

Jeff Fullmer
President/Chief Operating Officer

As President and COO of @RISK Technologies, Jeff brings years of experience in leading organizations to achieving exceptional results in fluid environments that demand continuous improvement.


He has an extensive background in  both driving and responding to market trends and adapting strategies that  create and capitalize on market opportunity.  Additionally,  Jeff is recognized for building organizational capability and creating effective cross-functional collaborative teams, that share best practices that  leverage dynamic methodologies.

Stan Blanton
Chief Technology Officer

As Co-founder and CTO  for @RISK Technologies, Stan is responsible for building the technical capability of the company.  Which includes  operational and product technology to human capital and analytical expertise. With Stan's guidance, @RISK Technologies has leveraged a team of cyber specialists from around the world that  work hard to deliver products and services that protect the mid-market commercial enterprise from advanced cyber threats.


A results-driven technology expert, Stan was an executive architect at IBM for 20 years and later at YaData Solutions. He worked primarily developing just-in-time systems for automotive plants and implementing government systems for the DoD, DISA, and NSA. Stan is a deployment specialist with mastery in large-scale enterprise systems architecture and has brought this level of advanced cyber-expertise to @RISK Technologies. 

Brian Christianson
Chief Financial Officer

As CFO of @RISK Technologies Brian oversees the financial growth of @RISK Technologies.


As a former JP Morgan banker, Brian developed financial strategies for Fortune 500 companies. He took that expertise and applied it to high-growth retail, expanding a regional tire shop to the largest tire retailer in Oklahoma. This affirmed that the same financial strategies that worked for the large enterprise could be applied to the mid-market business. . Brian brings his financial expertise to @RISK helping companies of all sizes with cybersecurity expertise and strategies that can protect and grow their businesses.

Darren Morris
Chief Administrative Officer

In his role as CAO and Co-Founder of @RISK Technologies, Darren oversees at a  high-level the legal, HR, finance, process and controls or investor relations operations with a focused concentration on the growth of the company.


Prior to joining @RISK Technologies, he was a founding member of ServiceSource, Inc., a specialized sales organization focused on increasing service and support revenues for technology companies and was responsible for overall company operations. He helped drive the Company’s 100% year-over-year growth and was instrumental in the management of over $800 million in service revenues. 

Rob Scholl
Chief Information Security Officer

As CISO for @RISK Technologies,  Rob is responsible for ensuring that the  infrastructure of @RISK is running smoothly for both @Risk and its clients. 

Before joining @RISK Technologies, Rob has more than 20 years in security and inter-process management. Rob is an IBM-Certified Ethical Hacker and has expertise in programming, architecture, and deployment. Rob also concurrently serves as President/CEO for nodusGroup and nodusTech.

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