JM

John Marcellus

Chief Information Officer at Our Blood Institute

John Marcellus has a diverse work experience spanning over several companies and roles. John started their career as a Call Volume Analyst II at Cox Communications in 2004. From there, they moved on to work at the Oklahoma Department of Rehabilitation Services as an IS Supervisor/Manager – Infrastructure & Development, where they developed IT strategies and managed various teams.

Following this, John joined Chesapeake Energy as an IT Coordinator & Analyst, where they played a key role in the IT divestiture of a multibillion-dollar midstream entity. John then joined Access Midstream as an IT Manager, leading engineering teams and implementing infrastructure solutions.

In 2015, John joined Williams as a Senior IT Manager, initially responsible for the Telecom/Operational Technology and later for Network & IT Construction. John successfully implemented various projects and streamlined operations during this time.

John's most recent role was at the Oklahoma Blood Institute, where they served as the Chief Information Officer. John led the strategic planning and execution of the organization's information systems architecture, driving initiatives such as replacing existing systems and starting new IT departments.

Throughout their career, John has demonstrated expertise in IT management, project planning, infrastructure development, and team leadership.

From 1997 to 2001, John Marcellus attended the University of Central Oklahoma, where they studied Computer Science. No specific degree was mentioned in the provided information.

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