Leadership Overview
Parexel has 8 executives leading key functions including clinical research operations, medical strategy, operational excellence, growth initiatives, data management, marketing services, administrative oversight, and legal compliance.
Focused on accelerating biopharmaceutical development, Parexel delivers comprehensive clinical research, consulting, and technology solutions to improve patient health outcomes across global markets.
Focused on accelerating biopharmaceutical development, Parexel delivers comprehensive clinical research, consulting, and technology solutions to improve patient health outcomes across global markets.
Leadership Roles at Parexel
Georgina Singleton - Chief Operating Officer
Georgina Singleton, the Chief Operating Officer at Parexel, directs the internal infrastructure and cross-functional workflows necessary for large-scale clinical trial execution. Singleton manages the integration of clinical research services with advanced technology platforms to ensure seamless project delivery. By optimizing resource allocation across the Clinical Research Services segment, the Chief Operating Officer maintains high standards of efficiency in complex drug development programs. This leadership role involves constant collaboration with regional heads to align operational output with global biopharmaceutical demands. Georgina Singleton monitors performance metrics to drive continuous improvement in trial management and data integrity. Through rigorous oversight of internal processes, the Chief Operating Officer secures the operational stability required for successful product commercialization. Singleton remains focused on scaling internal capabilities to meet the evolving needs of biotechnology and medical device clients worldwide.
Amy Kissam-Sands - President, Operational Excellence, Delivery & Innovation
Amy Kissam-Sands, the President, Operational Excellence, Delivery & Innovation at Parexel, architects the strategic framework for service delivery and technological advancement. Kissam-Sands oversees the implementation of innovative solutions within the PAREXEL Informatics segment, focusing on electronic data capture and clinical trial management systems. The President, Operational Excellence, Delivery & Innovation drives the adoption of digital tools to streamline research processes and enhance data accuracy. By integrating new technologies into existing workflows, Amy Kissam-Sands improves the speed and quality of clinical trial execution. This role involves collaborating with the executive team to identify opportunities for process optimization and service expansion. Kissam-Sands monitors the impact of innovation on overall project delivery, ensuring that technological investments yield measurable improvements in efficiency. Through this focus on operational excellence, the President, Operational Excellence, Delivery & Innovation strengthens the competitive position of the company in the global biopharmaceutical market.
Debra Tatton - Global President, Clinical & Data Operations
Debra Tatton, the Global President, Clinical & Data Operations at Parexel, manages the end-to-end execution of clinical trials and data management services. Tatton oversees the global operations team, ensuring that biostatistical analysis, epidemiology, and data management functions meet the highest quality standards. The Global President, Clinical & Data Operations directs the implementation of standardized processes across international regions to ensure consistency in trial delivery. By leveraging data-driven insights, Debra Tatton optimizes clinical supply chains and patient recruitment strategies. This role involves coordinating with the technology teams to integrate advanced data capture systems into clinical operations. Tatton monitors the performance of clinical programs to ensure alignment with client objectives and regulatory requirements. Through the leadership of global operations, the Global President, Clinical & Data Operations supports the successful development of new therapies, contributing to the overall mission of the company in the biopharmaceutical sector.
Andrew Smith - President, Medical Marketing Services
Andrew Smith, the President, Medical Marketing Services at Parexel, directs the strategic communications and commercialization efforts for client products. Smith oversees the development of targeted marketing campaigns and medical affairs strategies that support product launches and market access. The President, Medical Marketing Services ensures that clinical data is effectively translated into compelling narratives for healthcare providers and stakeholders. By integrating market research with product development expertise, Andrew Smith helps clients navigate the complexities of pricing, reimbursement, and commercialization. This role involves leading a team of experts in medical communications and strategic compliance to ensure that all marketing activities adhere to regulatory standards. Smith monitors market trends to identify new opportunities for service expansion. Through the delivery of specialized marketing solutions, the President, Medical Marketing Services enhances the commercial success of client products, reinforcing the role of the company as a partner in the full product lifecycle.
Charlotte Moser - Chief Medical Officer
Charlotte Moser, the Chief Medical Officer at Parexel, provides clinical leadership and medical oversight for all research and development initiatives. Moser defines the medical strategy for complex clinical trials, ensuring adherence to global regulatory standards and patient safety protocols. The Chief Medical Officer evaluates clinical data to guide decision-making in pharmacovigilance and medical affairs. By bridging the gap between scientific research and commercial application, Charlotte Moser ensures that clinical programs address critical unmet medical needs. This role requires deep engagement with regulatory bodies and internal research teams to navigate the complexities of drug development. Moser directs the medical communications strategy, translating intricate clinical findings into actionable insights for stakeholders. Through the application of medical expertise, the Chief Medical Officer supports the successful launch of new therapies, ultimately advancing the company mission of improving patient health outcomes.
Michael Crowley - Chief Administrative Officer, General Counsel & Secretary
Michael Crowley, the Chief Administrative Officer, General Counsel & Secretary at Parexel, manages the legal, compliance, and administrative functions of the organization. Crowley provides legal guidance on complex regulatory matters, intellectual property, and corporate governance. The Chief Administrative Officer, General Counsel & Secretary ensures that all business operations align with international laws and internal policies. By overseeing the legal framework for clinical research and consulting services, Michael Crowley mitigates risk and protects the interests of the company. This role involves managing corporate records and facilitating communication between the board of directors and executive leadership. Crowley directs administrative initiatives that support organizational efficiency and employee engagement. Through the provision of legal and administrative oversight, the Chief Administrative Officer, General Counsel & Secretary maintains the integrity of the company, enabling the successful execution of its mission to support the global biopharmaceutical and medical device industries.

Francois Benard - Team Captain
Francois Benard, the Team Captain at Parexel, coordinates specialized project groups focused on high-priority clinical research and logistics initiatives. Benard aligns team efforts with the broader objectives of the Clinical Research Services segment, ensuring that project milestones meet strict timelines. The Team Captain facilitates communication between cross-functional departments to resolve bottlenecks in trial management and data collection. By fostering a culture of accountability, Francois Benard drives performance across diverse research teams. This leadership role involves managing the day-to-day execution of clinical supply chains and patient recruitment strategies. Benard monitors project health and resource utilization to maintain operational excellence. Through proactive problem-solving and team motivation, the Team Captain ensures that every clinical study remains on track. Benard supports the company commitment to delivering high-quality research services that empower pharmaceutical and biotechnology clients to achieve their development goals.
Peyton Howell - Chief Operating & Growth Officer
Peyton Howell, the Chief Operating & Growth Officer at Parexel, leads the expansion of market presence and the optimization of commercial operations. Howell identifies strategic growth opportunities across the consulting and clinical research segments, driving revenue through targeted business development initiatives. The Chief Operating & Growth Officer aligns commercial strategies with the evolving needs of the biopharmaceutical industry, ensuring that service offerings remain relevant and competitive. By overseeing the integration of consulting expertise with clinical research capabilities, Peyton Howell creates comprehensive solutions for clients. This leadership role involves managing high-level partnerships and guiding the company through complex market landscapes. Howell monitors growth metrics and operational performance to ensure sustainable financial success. Through the execution of strategic growth plans, the Chief Operating & Growth Officer strengthens the market impact of the company, enabling the delivery of advanced research and commercialization services to a global client base.

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