CenExel Clinical Research Executive and Leadership Team

August, 2026

Leadership Overview

CenExel Clinical Research has 9 executives leading key functions including strategy, finance, operations, information technology, human resources, and medical affairs.

Driven by a commitment to advancing healthcare, CenExel Clinical Research leverages deep scientific expertise and operational efficiencies to deliver premium data and exceptional patient engagement, fostering successful complex clinical trial outcomes for leading Pharma, Biotech, and Clinical Research Organizations worldwide.

Leadership Roles at CenExel Clinical Research

  • Chief Executive Officer - Sy Pretorius
  • Chief Financial Officer - Todd Orullian
  • Chief Financial Officer​ & Head of Strategy - Bethany Sensenig
  • Chief Operating Officer - Stephanie Christison
  • Chief Operating Officer, Cenexel (Hollywood) - Sarah Kazmi
  • Chief Operating Officer & Principal & Investigator - Todd Bertoch
  • Chief Information Officer - David Chia
  • Chief Human Resources Officer - Kristine Meade
  • Chief Medical Officer - Kyle Coupe
  • Sy Pretorius - Chief Executive Officer

    Sy Pretorius, the Chief Executive Officer at CenExel Clinical Research, directs the overarching strategy and operational execution for the company's nationwide clinical research site network. Overseeing 18 Centers of Excellence across major metropolitan areas in the U.S., Pretorius ensures the delivery of premium data and operational efficiencies critical for successful complex clinical trial outcomes. This leadership role involves fostering collaboration among unified sites and driving real-world solutions that result in enhanced patient engagement. By championing a results-driven approach, Sy Pretorius guides the organization in meeting the stringent demands of the world's leading Pharma, Biotech, and Clinical Research Organizations, solidifying CenExel's position as a trusted partner in advancing healthcare.
    Sy Pretorius

    Todd Orullian - Chief Financial Officer

    Todd Orullian, the Chief Financial Officer at CenExel Clinical Research, manages all financial operations and strategic fiscal planning for the organization's extensive network of clinical research sites. Orullian oversees budgeting, forecasting, and financial reporting, ensuring robust fiscal health across 18 Centers of Excellence nationwide. This critical role involves optimizing financial resources to support operational efficiencies and drive successful complex clinical trial outcomes. By maintaining stringent financial controls and identifying strategic investment opportunities, Todd Orullian ensures the company's financial stability and supports its growth initiatives. The Chief Financial Officer's oversight is essential for delivering premium data and exceptional patient engagement, aligning financial strategy with CenExel's mission to advance healthcare through collaborative research.

    Bethany Sensenig - Chief Financial Officer​ & Head of Strategy

    Bethany Sensenig, the Chief Financial Officer​ & Head of Strategy at CenExel Clinical Research, directs both the financial operations and the strategic planning for the company's nationwide clinical research network. Sensenig is responsible for fiscal management, resource allocation, and developing long-term strategic initiatives that drive growth and operational efficiencies across 18 Centers of Excellence. This leadership position ensures financial health while guiding the company's direction to achieve successful complex clinical trial outcomes. By aligning financial resources with strategic objectives, Bethany Sensenig enhances CenExel's ability to deliver premium data and exceptional patient engagement. The Chief Financial Officer​ & Head of Strategy's integrated approach is crucial for maintaining CenExel's competitive edge and commitment to real-world solutions.
    Bethany Sensenig

    Stephanie Christison - Chief Operating Officer

    Stephanie Christison, the Chief Operating Officer at CenExel Clinical Research, directs the day-to-day operations across the company's 18 Centers of Excellence located in major metropolitan areas throughout the U.S. Christison focuses on enhancing operational efficiencies and ensuring the seamless execution of complex clinical trials, directly contributing to premium data quality and exceptional patient engagement. This leadership position involves optimizing workflows, managing site performance, and implementing best practices to drive successful trial outcomes. By fostering a culture of operational excellence, Stephanie Christison supports the company's commitment to delivering real-world solutions for Pharma, Biotech, and Clinical Research Organizations. The Chief Operating Officer's strategic oversight ensures that CenExel's nationwide network consistently meets the highest standards of scientific expertise and collaborative commitment.
    Stephanie Christison

    Sarah Kazmi - Chief Operating Officer, Cenexel (Hollywood)

    Sarah Kazmi, the Chief Operating Officer, Cenexel (Hollywood) at CenExel Clinical Research, spearheads operational management and strategic development for the Hollywood-based Center of Excellence. Kazmi focuses on optimizing site-specific operations to ensure the delivery of premium data and exceptional patient engagement within this key metropolitan area. This leadership role involves enhancing scientific expertise and driving operational efficiencies to achieve successful complex clinical trial outcomes. By implementing tailored strategies, Sarah Kazmi ensures the Hollywood site contributes significantly to CenExel's nationwide network and its commitment to real-world solutions. The Chief Operating Officer's dedication to operational excellence supports Pharma, Biotech, and Clinical Research Organizations in their pursuit of groundbreaking medical advancements.
    Sarah Kazmi

    Todd Bertoch - Chief Operating Officer & Principal & Investigator

    Todd Bertoch, the Chief Operating Officer & Principal & Investigator at CenExel Clinical Research, integrates operational leadership with direct clinical research execution. Bertoch oversees site operations while also leading critical investigational activities, ensuring the highest standards of scientific rigor and data quality. This dual role is essential for driving successful complex clinical trial outcomes and delivering premium data from the company's Centers of Excellence. By bridging operational management with hands-on investigational expertise, Todd Bertoch enhances collaboration and efficiency across research initiatives. The Chief Operating Officer & Principal & Investigator's commitment to excellence supports CenExel's mission of providing exceptional patient engagement and real-world solutions to the pharmaceutical and biotech industries.

    David Chia - Chief Information Officer

    David Chia, the Chief Information Officer at CenExel Clinical Research, leads the technology strategy and infrastructure development for the company's nationwide clinical research site network. Chia is responsible for implementing and managing advanced information systems that support operational efficiencies and enhance data integrity across 18 Centers of Excellence. This role ensures that technology solutions facilitate premium data collection and analysis, crucial for driving successful complex clinical trial outcomes. By overseeing cybersecurity, data management, and digital transformation initiatives, David Chia safeguards sensitive patient information and supports seamless collaboration among research teams. The Chief Information Officer's expertise is vital in leveraging technology to achieve CenExel's mission of delivering exceptional patient engagement and real-world solutions.

    Kristine Meade - Chief Human Resources Officer

    Kristine Meade, the Chief Human Resources Officer at CenExel Clinical Research, directs all human capital strategies and talent management initiatives across the company's extensive network. Meade oversees recruitment, employee development, and organizational culture, ensuring that CenExel attracts and retains top scientific and operational talent for its 18 Centers of Excellence. This role is pivotal in fostering a collaborative environment that supports deep scientific expertise and operational efficiencies. By championing employee well-being and professional growth, Kristine Meade contributes to the exceptional patient engagement and successful complex clinical trial outcomes that define CenExel. The Chief Human Resources Officer's strategic leadership ensures a highly skilled workforce dedicated to delivering real-world solutions for global research partners.

    Kyle Coupe - Chief Medical Officer

    Kyle Coupe, the Chief Medical Officer at CenExel Clinical Research, provides critical medical and scientific leadership across the company's nationwide network of clinical research sites. Coupe oversees the medical integrity of clinical trials, ensuring adherence to the highest scientific standards and ethical guidelines. This role is fundamental to driving successful complex clinical trial outcomes and generating premium, reliable data. By offering expert medical insights and guidance, Kyle Coupe supports the scientific expertise that defines CenExel's Centers of Excellence. The Chief Medical Officer's strategic direction ensures that research protocols are robust and that patient safety and engagement are paramount, reinforcing CenExel's commitment to delivering real-world solutions and advancing healthcare.

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    Frequently Asked Questions Regarding CenExel Clinical Research Top Executives and Leadership Team

    Who leads CenExel Clinical Research?
    CenExel Clinical Research is led by Sy Pretorius (Chief Executive Officer), along with executives such as Todd Orullian (Chief Financial Officer) and Bethany Sensenig (Chief Financial Officer​ & Head of Strategy).
    Who is part of CenExel Clinical Research’s executive team?
    The executive team of CenExel Clinical Research includes leaders such as Sy Pretorius (Chief Executive Officer), Todd Orullian (Chief Financial Officer), Bethany Sensenig (Chief Financial Officer​ & Head of Strategy) and other senior executives.
    How many executives does CenExel Clinical Research have?
    CenExel Clinical Research has 9 executives leading key business areas.
    What roles are included in CenExel Clinical Research’s leadership team?
    The leadership team of CenExel Clinical Research includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Financial Officer​ & Head of Strategy, Chief Operating Officer, Chief Operating Officer, Cenexel (Hollywood).