Datavant Executive and Leadership Team

September, 2026

Leadership Overview

Datavant has 10 executives leading key functions including strategy, technology, operations, organizational development, and market-specific growth.

Focused on revolutionizing healthcare connectivity, Datavant accelerates medical research and improves patient outcomes by securely linking disparate data sets across the global healthcare ecosystem.

Leadership Roles at Datavant

  • Chief Executive Officer - Kyle Armbrester
  • Chief Operating Officer - Geoffrey Koontz
  • General Manager and President, Provider - Stephen Mallinak
  • General Manager and President, Payer - Sachin Patel
  • Chief Technology Officer - Josh Builder
  • Chief of Staff - Christina Iacopelli
  • Chief of Staff, Life Sciences - Krishna Kandala
  • Interim Chief Information Officer - Gu Pan
  • Chief People Officer - Susan Yun
  • Chief Legal Officer & Corporate Secretary - Kathryn Stalmack
  • Kyle Armbrester - Chief Executive Officer

    Kyle Armbrester, the Chief Executive Officer at Datavant, directs the overarching corporate strategy and long-term vision for the organization. Armbrester manages the integration of complex healthcare data sets to ensure seamless interoperability across diverse medical platforms. By prioritizing data safety and secure sharing protocols, the Chief Executive Officer maintains the integrity of the company's software solutions. This leadership role involves constant engagement with the Board to align operational goals with the evolving needs of the medical research community. Kyle Armbrester drives the expansion of the company's footprint across North American markets, ensuring that the software architecture supports high-volume data exchange. Through rigorous oversight of corporate initiatives, the Chief Executive Officer fosters an environment of innovation. Armbrester secures the company's position as a leader in health technology by consistently delivering value to stakeholders and improving patient care outcomes through advanced data connectivity.
    Kyle Armbrester

    Geoffrey Koontz - Chief Operating Officer

    Geoffrey Koontz, the Chief Operating Officer at Datavant, manages the daily business operations and internal processes that support the company's data-sharing mission. Koontz oversees the execution of cross-functional projects, ensuring that departments remain aligned with the strategic objectives of the organization. By streamlining operational workflows, the Chief Operating Officer improves the efficiency of data safety and sharing operations across the enterprise. This leadership role involves coordinating with other C-suite members to optimize resource allocation and project delivery timelines. Geoffrey Koontz drives the implementation of scalable business practices that allow the company to handle increasing volumes of healthcare data. Through the management of internal systems, the Chief Operating Officer ensures that the organization maintains high performance levels while expanding its market reach. Koontz monitors key performance indicators to track progress, ensuring that all operational activities directly contribute to the company's goal of improving medical research and patient care.

    Stephen Mallinak - General Manager and President, Provider

    Stephen Mallinak, the General Manager and President, Provider at Datavant, directs the business strategy and market expansion efforts focused on healthcare providers. Mallinak oversees the development of solutions that enable hospitals and clinics to securely share and link patient data. By managing the provider-facing product portfolio, the General Manager and President, Provider ensures that the company's software meets the specific needs of clinical environments. This role involves building partnerships with healthcare systems to enhance the interoperability of medical records. Stephen Mallinak drives the growth of the provider segment by identifying new use cases for data connectivity that improve patient care. Through the management of sales and account teams, the General Manager and President, Provider ensures that the company's technology is effectively deployed across the provider landscape. Mallinak monitors market feedback to refine the company's offerings, ensuring that the provider segment remains a key driver of the company's overall mission.

    Sachin Patel - General Manager and President, Payer

    Sachin Patel, the General Manager and President, Payer at Datavant, directs the business strategy and market expansion efforts focused on health insurance payers. Patel oversees the development of solutions that enable payers to securely link and analyze healthcare data for improved research and patient care. By managing the payer-facing product portfolio, the General Manager and President, Payer ensures that the company's software addresses the unique data needs of insurance organizations. This role involves building partnerships with payers to enhance the utility of claims and clinical data. Sachin Patel drives the growth of the payer segment by identifying new opportunities for data connectivity that support better health outcomes. Through the management of sales and account teams, the General Manager and President, Payer ensures that the company's technology is effectively integrated into payer workflows. Patel monitors market trends to refine the company's offerings, ensuring that the payer segment remains a vital component of the company's mission.

    Josh Builder - Chief Technology Officer

    Josh Builder, the Chief Technology Officer at Datavant, architects the technical infrastructure required to link healthcare data across fragmented platforms. Builder oversees the engineering teams responsible for developing secure, scalable software that facilitates medical research and patient care improvements. By implementing robust data safety protocols, the Chief Technology Officer ensures compliance with stringent industry standards while maintaining high-speed data processing capabilities. This role requires close collaboration with product development units to refine the company's core software offerings. Josh Builder drives the technical roadmap, focusing on cloud-native solutions that enhance interoperability for clients across the United States. Through the continuous optimization of data pipelines, the Chief Technology Officer supports the company's mission to unify healthcare information. Builder manages the technical debt and innovation cycles, ensuring that the software remains at the forefront of the health technology sector while providing reliable, secure access to critical medical insights.
    Josh Builder

    Christina Iacopelli - Chief of Staff

    Christina Iacopelli, the Chief of Staff at Datavant, coordinates executive communications and manages high-priority initiatives that span the entire organization. Iacopelli facilitates the flow of information between the leadership team and various departments, ensuring that strategic goals remain clear and actionable. By overseeing the execution of special projects, the Chief of Staff supports the company's efforts to link healthcare data across multiple platforms. This role involves managing the cadence of executive meetings and tracking the progress of critical business milestones. Christina Iacopelli drives organizational alignment by bridging gaps between different functional areas, allowing for more effective collaboration. Through the management of complex administrative and strategic tasks, the Chief of Staff enables the leadership team to focus on long-term growth and market impact. Iacopelli ensures that the company's mission to improve medical research remains the central focus of all internal operations, fostering a culture of accountability and efficiency.

    Krishna Kandala - Chief of Staff, Life Sciences

    Krishna Kandala, the Chief of Staff, Life Sciences at Datavant, manages the strategic initiatives specifically tailored to the life sciences sector. Kandala oversees the alignment of data-sharing solutions with the unique requirements of pharmaceutical and research organizations. By coordinating cross-functional teams, the Chief of Staff, Life Sciences ensures that the company's software effectively supports clinical trials and medical research projects. This role involves analyzing market trends to identify new opportunities for data integration within the life sciences industry. Krishna Kandala drives the development of specialized workflows that enhance the utility of healthcare data for research partners. Through the management of key stakeholder relationships, the Chief of Staff, Life Sciences ensures that the company's offerings meet the rigorous demands of the scientific community. Kandala monitors the impact of these initiatives on research outcomes, ensuring that the company's technology continues to provide significant value to the life sciences market.

    Gu Pan - Interim Chief Information Officer

    Gu Pan, the Interim Chief Information Officer at Datavant, manages the information technology systems and data security frameworks that underpin the company's operations. Pan oversees the maintenance of secure data environments, ensuring that all information sharing complies with privacy regulations. By directing the IT strategy, the Interim Chief Information Officer supports the company's mission to link healthcare data across diverse platforms. This role involves managing the infrastructure that allows for the safe and efficient exchange of medical information. Gu Pan drives the implementation of advanced security measures to protect sensitive patient data, ensuring that the company's software remains a trusted tool for researchers. Through the oversight of IT resources, the Interim Chief Information Officer ensures that the organization has the technical capacity to support its growing data-sharing operations. Pan monitors system performance and security protocols, ensuring that the company's information technology remains robust and capable of meeting the demands of the healthcare industry.

    Susan Yun - Chief People Officer

    Susan Yun, the Chief People Officer at Datavant, manages the human capital strategy and organizational culture that drive the company's success. Yun oversees talent acquisition, employee development, and performance management programs designed to attract and retain top-tier professionals in the health technology space. By fostering an inclusive and high-performance work environment, the Chief People Officer ensures that the team remains aligned with the company's mission to improve medical research. This role involves developing initiatives that support employee engagement and professional growth across all departments. Susan Yun drives the implementation of HR policies that promote diversity and innovation, ensuring that the workforce is equipped to handle the complexities of healthcare data sharing. Through the management of organizational design, the Chief People Officer supports the company's scaling efforts. Yun monitors employee sentiment and productivity, ensuring that the company's culture remains a competitive advantage in the pursuit of better patient care outcomes.
    Susan Yun
    Kathryn Stalmack, the Chief Legal Officer & Corporate Secretary at Datavant, manages the legal and regulatory frameworks that govern the company's data-sharing operations. Stalmack oversees compliance with healthcare privacy laws, ensuring that all data linking activities meet the highest standards of security and ethics. By providing legal guidance on corporate governance, the Chief Legal Officer & Corporate Secretary supports the company's strategic decision-making processes. This role involves managing intellectual property, contract negotiations, and regulatory filings that protect the company's interests. Kathryn Stalmack drives the development of legal strategies that enable the company to navigate the complex regulatory landscape of the health technology industry. Through the oversight of legal risks, the Chief Legal Officer & Corporate Secretary ensures that the company can safely expand its data-sharing capabilities. Stalmack manages the relationship with the Board, ensuring that all corporate actions align with legal requirements and the company's long-term mission to improve medical research.

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    Frequently Asked Questions Regarding Datavant Top Executives and Leadership Team

    Who leads Datavant?
    Datavant is led by Kyle Armbrester (Chief Executive Officer), along with executives such as Geoffrey Koontz (Chief Operating Officer) and Stephen Mallinak (General Manager and President, Provider).
    Who is part of Datavant’s executive team?
    The executive team of Datavant includes leaders such as Kyle Armbrester (Chief Executive Officer), Geoffrey Koontz (Chief Operating Officer), Stephen Mallinak (General Manager and President, Provider) and other senior executives.
    How many executives does Datavant have?
    Datavant has 10 executives leading key business areas.
    What roles are included in Datavant’s leadership team?
    The leadership team of Datavant includes roles such as Chief Executive Officer, Chief Operating Officer, General Manager and President, Provider, General Manager and President, Payer, Chief Technology Officer.