St David's Healthcare Executive and Leadership Team

August, 2026

Leadership Overview

St David's Healthcare has 10 executives leading key functions including strategy, financial oversight, operational management, information technology, and medical affairs.

Committed to delivering high-quality medical services across Central and West Texas, St David's Healthcare prioritizes patient-centered care and clinical excellence to improve community health outcomes throughout the region.

Leadership Roles at St David's Healthcare

  • Chief Executive Officer - Brett Matens
  • Chief Financial Officer - Joseph DeLeon
  • Chief Financial Officer, Ethics & Compliance Officer - Seth Herrick
  • Chief Financial Officer (St. David's Medical Center) - David McKnight
  • Vice President & Chief Financial Officer - Shari Collier
  • Chief Operating Officer - Valerie Newman
  • Chief Operating Officer, Heart Hosp (Austin) - Michael Labrador
  • Associate Chief Operating Officer - Kyle Landry
  • Chief Information Officer - Margaret Marton
  • Chief Marketing Officer & Vice President, Medical Affairs - John Marietta
  • Brett Matens - Chief Executive Officer

    Brett Matens, the Chief Executive Officer at St David's Healthcare, directs the overarching strategic vision for the entire hospital network. Matens manages the integration of six St. David's HealthCare facilities and three Los Palmas Del Sol locations to ensure consistent service delivery across Texas. By aligning clinical goals with long-term organizational growth, the Chief Executive Officer fosters a culture of excellence in emergency care and specialized treatments. Matens collaborates with the Board to secure capital investments for facility upgrades and advanced medical technology. This leadership role involves navigating complex regulatory environments while maintaining high standards for patient safety. Through rigorous oversight of regional operations, Brett Matens drives the mission of providing comprehensive healthcare to diverse populations. Ultimately, Matens secures the financial and operational health of the system, ensuring that the network remains a premier provider of medical services in the competitive Texas market.

    Joseph DeLeon - Chief Financial Officer

    Joseph DeLeon, the Chief Financial Officer at St David's Healthcare, manages the fiscal health and capital allocation strategies for the hospital network. DeLeon oversees budgeting processes, revenue cycle management, and financial reporting to ensure the sustainability of all facilities across Central and West Texas. By analyzing market trends and operational costs, the Chief Financial Officer optimizes resource distribution to support high-quality patient care. Joseph DeLeon coordinates with department heads to align departmental spending with the broader organizational mission of providing accessible medical services. This role involves mitigating financial risks and identifying opportunities for growth within the proprietary hospital system. Through precise financial planning and rigorous auditing, DeLeon maintains the fiscal integrity of the organization. Ultimately, the Chief Financial Officer supports the long-term viability of the network, enabling the continued expansion of specialized treatments and preventive healthcare services throughout the region.

    Seth Herrick - Chief Financial Officer, Ethics & Compliance Officer

    Seth Herrick, the Chief Financial Officer, Ethics & Compliance Officer at St David's Healthcare, manages the intersection of fiscal responsibility and regulatory adherence. Herrick oversees the internal controls and compliance frameworks that govern all financial transactions and clinical billing practices across the network. By ensuring that every operation aligns with legal standards and ethical guidelines, the Chief Financial Officer, Ethics & Compliance Officer protects the reputation and integrity of the hospital system. Seth Herrick coordinates with legal teams to address complex regulatory requirements in the Texas healthcare market. This role involves conducting regular audits and training programs to foster a culture of transparency and accountability. Through rigorous oversight of financial ethics, Herrick mitigates risk and supports the sustainable growth of the organization. Ultimately, the Chief Financial Officer, Ethics & Compliance Officer ensures that the network maintains the highest standards of professional conduct while delivering essential medical services.

    David McKnight - Chief Financial Officer (St. David's Medical Center)

    David McKnight, the Chief Financial Officer (St. David's Medical Center) at St David's Healthcare, manages the financial operations and budgetary performance of the flagship medical center. McKnight oversees the allocation of funds for specialized medical equipment, facility maintenance, and staffing requirements to ensure the center remains a hub for high-quality care. By monitoring the financial performance of specific departments, the Chief Financial Officer (St. David's Medical Center) identifies opportunities for cost reduction and revenue enhancement. David McKnight collaborates with the broader network leadership to align the center's financial goals with the overall mission of the organization. This role involves managing complex billing cycles and ensuring the financial viability of emergency and specialized services. Through precise fiscal management, McKnight supports the operational success of the medical center. Ultimately, the Chief Financial Officer (St. David's Medical Center) ensures that the facility maintains the resources necessary to provide exceptional healthcare to the community.
    David McKnight

    Shari Collier - Vice President & Chief Financial Officer

    Shari Collier, the Vice President & Chief Financial Officer at St David's Healthcare, directs the long-term financial planning and strategic investment initiatives for the hospital network. Collier oversees the development of financial models that support the expansion of medical services and the acquisition of new healthcare technologies. By analyzing the economic landscape of Central and West Texas, the Vice President & Chief Financial Officer ensures that the organization remains competitive and financially resilient. Shari Collier collaborates with the executive team to prioritize capital projects that enhance patient care and operational capacity. This role involves managing investor relations and ensuring compliance with financial reporting standards. Through strategic financial leadership, Collier drives the growth and stability of the proprietary hospital system. Ultimately, the Vice President & Chief Financial Officer secures the resources required to fulfill the mission of providing comprehensive healthcare to the diverse communities served by the network.

    Valerie Newman - Chief Operating Officer

    Valerie Newman, the Chief Operating Officer at St David's Healthcare, directs the daily administrative and clinical operations across the entire hospital network. Newman focuses on internal scaling, process improvement, and the standardization of patient care protocols to enhance efficiency within the six St. David's HealthCare facilities. By streamlining workflows and managing staffing requirements, the Chief Operating Officer ensures that emergency care and specialized treatments remain accessible to patients throughout Texas. Valerie Newman collaborates with clinical leadership to implement best practices that improve patient outcomes and operational throughput. This role involves monitoring performance metrics and adjusting operational strategies to meet the evolving needs of the healthcare market. Through proactive management of facility resources, Newman drives operational excellence and service quality. Ultimately, the Chief Operating Officer maintains the high standards of care that define the network, ensuring that every facility operates at peak performance levels.
    Valerie Newman

    Michael Labrador - Chief Operating Officer, Heart Hosp (Austin)

    Michael Labrador, the Chief Operating Officer, Heart Hosp (Austin) at St David's Healthcare, directs the specialized operational functions of the cardiac care division. Labrador focuses on supply chain logistics, equipment procurement, and clinical workflow optimization specifically for heart-related medical services. By managing the unique requirements of the cardiac unit, the Chief Operating Officer, Heart Hosp (Austin) ensures that patients receive timely and effective treatments for complex cardiovascular conditions. Michael Labrador collaborates with cardiologists and surgical teams to enhance the quality of care and operational throughput within the Austin facility. This role involves coordinating with regional leadership to integrate cardiac services into the broader network strategy. Through meticulous attention to clinical logistics and resource management, Labrador drives excellence in specialized heart care. Ultimately, the Chief Operating Officer, Heart Hosp (Austin) supports the mission of the network by maintaining a high-performing environment for critical cardiac interventions.

    Kyle Landry - Associate Chief Operating Officer

    Kyle Landry, the Associate Chief Operating Officer at St David's Healthcare, supports the execution of operational strategies across the hospital network. Landry focuses on the day-to-day management of support services, including facility maintenance, patient logistics, and administrative coordination. By assisting the Chief Operating Officer in implementing process improvements, the Associate Chief Operating Officer ensures that clinical teams have the necessary resources to deliver effective patient care. Kyle Landry monitors operational performance metrics and addresses bottlenecks to maintain high service standards throughout the Texas facilities. This role involves coordinating with department managers to ensure that operational policies are consistently applied. Through diligent oversight of support functions, Landry drives efficiency and service reliability. Ultimately, the Associate Chief Operating Officer contributes to the overall operational success of the network, ensuring that the organization remains responsive to the needs of patients and healthcare providers across the region.

    Margaret Marton - Chief Information Officer

    Margaret Marton, the Chief Information Officer at St David's Healthcare, architects the digital infrastructure and health information systems supporting the hospital network. Marton oversees the implementation of electronic health records, cybersecurity protocols, and data analytics platforms to improve clinical decision-making. By integrating advanced technology across all facilities in Central and West Texas, the Chief Information Officer ensures seamless communication between medical teams and administrative departments. Margaret Marton manages the digital transformation of patient services, facilitating better access to preventive healthcare and specialized treatments. This role involves protecting sensitive patient data while enabling the efficient flow of information across the proprietary system. Through strategic investment in IT infrastructure, Marton drives innovation and operational efficiency. Ultimately, the Chief Information Officer secures the technological foundation of the organization, allowing medical staff to focus on delivering superior care to patients throughout the region.

    John Marietta - Chief Marketing Officer & Vice President, Medical Affairs

    John Marietta, the Chief Marketing Officer & Vice President, Medical Affairs at St David's Healthcare, directs the brand strategy and clinical outreach initiatives for the hospital network. Marietta oversees the communication of medical services to the public while simultaneously managing the professional relationships between the hospital and the medical community. By aligning marketing campaigns with the clinical expertise of the network, the Chief Marketing Officer & Vice President, Medical Affairs strengthens the organization's market position in Texas. John Marietta facilitates collaboration between medical staff and administrative leadership to ensure that service offerings meet community health needs. This role involves developing strategic partnerships and promoting the network's commitment to preventive healthcare and specialized treatments. Through integrated communication and medical advocacy, Marietta drives patient engagement and organizational growth. Ultimately, the Chief Marketing Officer & Vice President, Medical Affairs ensures that the network remains a trusted leader in the regional healthcare landscape.

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    Frequently Asked Questions Regarding St David's Healthcare Top Executives and Leadership Team

    Who leads St David's Healthcare?
    St David's Healthcare is led by Brett Matens (Chief Executive Officer), along with executives such as Joseph DeLeon (Chief Financial Officer) and Seth Herrick (Chief Financial Officer, Ethics & Compliance Officer).
    Who is part of St David's Healthcare’s executive team?
    The executive team of St David's Healthcare includes leaders such as Brett Matens (Chief Executive Officer), Joseph DeLeon (Chief Financial Officer), Seth Herrick (Chief Financial Officer, Ethics & Compliance Officer) and other senior executives.
    How many executives does St David's Healthcare have?
    St David's Healthcare has 10 executives leading key business areas.
    What roles are included in St David's Healthcare’s leadership team?
    The leadership team of St David's Healthcare includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Financial Officer, Ethics & Compliance Officer, Chief Financial Officer (St. David's Medical Center), Vice President & Chief Financial Officer.