Instem Executive and Leadership Team

July, 2026

Leadership Overview

Instem has 4 executives leading key functions including operations, information technology, marketing, and product leadership.

Driven by innovation, Instem delivers compelling IT solutions and services for the life sciences market, focusing on study management, data collection, regulatory compliance, and informatics-based insight generation.

Leadership Roles at Instem

  • Chief Operating Officer - Gina Green
  • President of D-Wise - Christine Oliver
  • Chief Information Officer - Shawn Rabenstein
  • Chief Marketing Officer - Bryan Kull
  • Gina Green - Chief Operating Officer

    Gina Green, the Chief Operating Officer at Instem, directs the company's operational strategies and execution. Overseeing daily business activities, Gina Green ensures the efficient delivery of Instem's IT solutions and services to the life sciences market. This leadership role involves optimizing internal processes for study management and data collection, critical components of the company's offerings. Gina Green also drives the operational aspects of regulatory solutions, ensuring compliance and submission readiness for clients. The focus remains on enhancing service delivery and operational scalability to support Instem's growth trajectory. Gina Green's oversight extends to fostering a culture of operational excellence across all departments, directly impacting client satisfaction and the company's market position in providing informatics-based insight generation.

    Christine Oliver - President of D-Wise

    Christine Oliver, the President of D-Wise at Instem, leads the strategic direction and operational performance of the D-Wise division. Overseeing this specialized unit, Christine Oliver ensures the delivery of advanced informatics solutions and services tailored to the life sciences market. This leadership role focuses on enhancing capabilities in study management, data collection, and regulatory compliance for D-Wise clients. Christine Oliver drives innovation within the division, particularly in areas related to informatics-based insight generation and data analytics. Collaborating with the broader Instem executive team, Christine Oliver aligns D-Wise's objectives with the company's overall mission. The President's focus is on expanding market share and strengthening client relationships through superior product offerings and dedicated service.

    Shawn Rabenstein - Chief Information Officer

    Shawn Rabenstein, the Chief Information Officer at Instem, architects the company's technology infrastructure and information security. Overseeing all IT operations, Shawn Rabenstein ensures the robustness and reliability of the systems supporting Instem's life sciences market solutions. This includes managing the technology backbone for study management, data collection, and regulatory submission platforms. Shawn Rabenstein drives the strategic implementation of new technologies to enhance data security and operational efficiency, directly supporting the company's commitment to informatics-based insight generation. The CIO's role involves close collaboration with other executive leaders to align technology roadmaps with business objectives. Shawn Rabenstein's leadership ensures that Instem's technological capabilities consistently meet the evolving demands of regulatory compliance and client data management.

    Bryan Kull - Chief Marketing Officer

    Bryan Kull, the Chief Marketing Officer at Instem, spearheads the company's global marketing and brand strategy. Directing all marketing initiatives, Bryan Kull drives market awareness and demand generation for Instem's IT solutions and services within the life sciences sector. This involves crafting compelling narratives around study management, data collection, and regulatory solutions. Bryan Kull oversees the development and execution of integrated marketing campaigns designed to reach key stakeholders and decision-makers. The CMO's focus includes positioning Instem as a leader in informatics-based insight generation through strategic content and digital engagement. Bryan Kull collaborates with sales and product development teams to ensure marketing efforts are aligned with market needs and company growth objectives, thereby expanding Instem's market reach and influence.
    Bryan Kull

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    Frequently Asked Questions Regarding Instem Top Executives and Leadership Team

    Who leads Instem?
    Instem is led by Gina Green (Chief Operating Officer), along with executives such as Christine Oliver (President of D-Wise) and Shawn Rabenstein (Chief Information Officer).
    Who is part of Instem’s executive team?
    The executive team of Instem includes leaders such as Gina Green (Chief Operating Officer), Christine Oliver (President of D-Wise), Shawn Rabenstein (Chief Information Officer) and other senior executives.
    How many executives does Instem have?
    Instem has 4 executives leading key business areas.
    What roles are included in Instem’s leadership team?
    The leadership team of Instem includes roles such as Chief Operating Officer, President of D-Wise, Chief Information Officer, Chief Marketing Officer.