Instem Executive and Leadership Team

October, 2026

Leadership Overview

Instem has 4 executives leading key functions including operations, marketing, information technology, and financial strategy.

Focused on advancing life sciences through digital innovation, Instem delivers critical software solutions for study management, regulatory compliance, and data-driven insight generation to global research organizations.

Leadership Roles at Instem

  • Chief Financial Officer - Steven Porfano
  • Chief Operating Officer - MaryBeth Thompson
  • Chief Marketing Officer - Bryan Kull
  • Chief Information Officer - Shawn Rabenstein
  • Steven Porfano - Chief Financial Officer

    Steven Porfano, the Chief Financial Officer at Instem, directs the financial planning, reporting, and capital allocation strategies for the organization. Overseeing the fiscal health of the company's life sciences software and services portfolio, the Chief Financial Officer ensures alignment between budgetary resources and long-term strategic goals. This leadership role involves managing investor relations and maintaining rigorous financial controls across all international operations. By optimizing the cost structure of study management and regulatory compliance divisions, Steven Porfano directly impacts the company's profitability and market valuation. The Chief Financial Officer evaluates investment opportunities in new informatics technologies to sustain competitive advantage. Through precise financial forecasting, Porfano supports the Board in making informed decisions regarding expansion and resource deployment. This executive maintains a focus on fiscal discipline while fostering an environment that encourages sustainable revenue growth and operational excellence across the entire enterprise.
    Steven Porfano

    MaryBeth Thompson - Chief Operating Officer

    MaryBeth Thompson, the Chief Operating Officer at Instem, directs all internal business processes and operational workflows. Overseeing the delivery of study management and data collection software, the Chief Operating Officer ensures seamless execution across all life sciences service lines. This leadership role involves optimizing cross-functional collaboration to maintain high standards of regulatory compliance. By streamlining internal systems, MaryBeth Thompson directly impacts the efficiency of global research initiatives. The Chief Operating Officer manages resource allocation to support the expansion of informatics-based insight generation tools. Through rigorous oversight of operational performance, Thompson secures the stability of the company's service delivery model. This executive maintains alignment with the Board to drive sustainable growth while ensuring that all technical solutions meet the complex demands of the pharmaceutical and biotechnology sectors. Thompson consistently refines operational strategies to enhance client outcomes.

    Bryan Kull - Chief Marketing Officer

    Bryan Kull, the Chief Marketing Officer at Instem, architects the global brand strategy and market positioning for all life sciences IT solutions. Overseeing the development of demand generation campaigns, the Chief Marketing Officer drives market penetration across North American and European research sectors. This leadership role involves translating complex regulatory and informatics software capabilities into compelling value propositions for diverse client segments. By analyzing market trends, Bryan Kull directly influences the company's competitive standing in the life sciences software landscape. The Chief Marketing Officer coordinates with product teams to ensure messaging aligns with the latest advancements in study management and compliance technology. Through strategic outreach and industry engagement, Kull expands the reach of the company's insight generation platforms. This executive maintains a focus on long-term brand equity while supporting the sales pipeline through targeted digital initiatives and thought leadership programs.
    Bryan Kull

    Shawn Rabenstein - Chief Information Officer

    Shawn Rabenstein, the Chief Information Officer at Instem, directs the technological infrastructure and software development lifecycle for all life sciences platforms. Overseeing the security and scalability of data collection and regulatory submission systems, the Chief Information Officer ensures robust performance for global research clients. This leadership role involves architecting secure cloud environments that facilitate complex informatics-based insight generation. By implementing advanced IT governance, Shawn Rabenstein directly supports the integrity of sensitive clinical data. The Chief Information Officer manages the integration of new software features to maintain the company's position at the forefront of the life sciences market. Through continuous evaluation of emerging technologies, Rabenstein drives innovation within the product suite. This executive collaborates with the C-suite to align technical roadmaps with corporate growth objectives, ensuring that all digital assets remain compliant with international regulatory standards and evolving industry requirements.

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    Frequently Asked Questions Regarding Instem Top Executives and Leadership Team

    Who leads Instem?
    Instem is led by Steven Porfano (Chief Financial Officer), along with executives such as MaryBeth Thompson (Chief Operating Officer) and Bryan Kull (Chief Marketing Officer).
    Who is part of Instem’s executive team?
    The executive team of Instem includes leaders such as Steven Porfano (Chief Financial Officer), MaryBeth Thompson (Chief Operating Officer), Bryan Kull (Chief Marketing 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 Financial Officer, Chief Operating Officer, Chief Marketing Officer, Chief Information Officer.