Living Legends Executive and Leadership Team

August, 2026

Leadership Overview

Living Legends has 7 executives leading key functions including strategy, financial oversight, human capital, medical standards, and regional operations.

Committed to excellence in specialized healthcare, Living Legends advances patient outcomes through rigorous medical standards and innovative clinical practices across the United States.

Leadership Roles at Living Legends

  • Chief Executive Officer - Susan Grigg
  • Chief Financial Officer - Ralph Rosso
  • Group President - Joe Gattie
  • President - Jason McGuire
  • President - Stephen Eaton-Mercurio
  • Chief Human Resources Officer - Colleen O'Connell-Jancevski
  • Chief Medical Officer - Joseph Scarpa
  • Susan Grigg - Chief Executive Officer

    Susan Grigg, the Chief Executive Officer at Living Legends, directs the overarching strategic vision for the organization. By aligning clinical excellence with operational efficiency, the Chief Executive Officer ensures the delivery of high-quality medical services across the entire network. Susan Grigg maintains constant communication with the Board to secure long-term growth and market stability. This leadership role involves identifying emerging opportunities within the medical specialists industry to expand the footprint of the company. Through rigorous oversight of all departments, the Chief Executive Officer fosters a culture of innovation and patient-centered care. By optimizing resource allocation, the executive drives sustainable revenue growth while maintaining the highest standards of medical practice. Ultimately, Grigg secures the future of the organization by balancing fiscal responsibility with the mission of providing superior healthcare solutions to diverse patient populations throughout the country.

    Ralph Rosso - Chief Financial Officer

    Ralph Rosso, the Chief Financial Officer at Living Legends, manages the fiscal health and capital allocation strategies for the enterprise. Overseeing all financial reporting, the Chief Financial Officer ensures transparency and compliance with industry regulations. Ralph Rosso directs the budgeting process to support the expansion of medical specialist services and infrastructure investments. This role requires close collaboration with the executive team to evaluate the financial viability of new clinical initiatives. By monitoring cash flow and revenue streams, the Chief Financial Officer mitigates economic risks while identifying avenues for increased profitability. The executive maintains a focus on long-term financial sustainability, ensuring that the company possesses the necessary resources to maintain its competitive edge. Through precise financial modeling and strategic planning, Rosso strengthens the balance sheet, allowing the organization to invest in advanced medical technologies and high-quality personnel to serve patients effectively.

    Joe Gattie - Group President

    Joe Gattie, the Group President at Living Legends, directs the operational performance of specific business units within the medical specialist portfolio. Overseeing the execution of regional growth strategies, the Group President ensures that each unit meets its performance targets and service quality goals. Joe Gattie coordinates with department heads to streamline workflows and enhance the efficiency of clinical service delivery. This leadership role involves managing the integration of new medical facilities into the existing network to expand market reach. By analyzing operational data, the Group President identifies bottlenecks and implements solutions to optimize patient throughput and resource utilization. The executive drives the implementation of corporate policies at the unit level, ensuring consistency across the entire organization. Through proactive management of daily operations, Gattie supports the overall mission of the company, ensuring that every facility delivers consistent, high-quality care while contributing to the financial success of the broader enterprise.

    Jason McGuire - President

    Jason McGuire, the President at Living Legends, focuses on the expansion of service lines and the development of strategic partnerships within the medical specialist industry. Overseeing the growth of specialized clinical programs, the President ensures that the company remains at the forefront of medical innovation. Jason McGuire directs the efforts to enter new markets and establish a presence in underserved regions. This role involves building relationships with external stakeholders and healthcare providers to create a robust referral network. By identifying market trends and patient needs, the President shapes the service offerings to maintain a competitive advantage. The executive collaborates with the C-suite to align business development activities with the long-term vision of the organization. Through strategic planning and execution, McGuire drives the diversification of the company portfolio, ensuring that the business continues to grow and adapt to the evolving demands of the healthcare landscape.

    Stephen Eaton-Mercurio - President

    Stephen Eaton-Mercurio, the President at Living Legends, manages the internal operational infrastructure and the optimization of clinical support systems. Overseeing the implementation of digital health records and administrative technologies, the President ensures that clinical teams possess the tools required for efficient patient management. Stephen Eaton-Mercurio directs the streamlining of back-office processes to reduce overhead and improve the speed of service delivery. This leadership role involves coordinating with IT and operations teams to ensure that all systems support the clinical mission of the company. By focusing on process improvement and operational excellence, the President enhances the overall productivity of the organization. The executive works closely with other leaders to ensure that administrative support aligns with the needs of the medical staff. Through meticulous management of internal systems, Eaton-Mercurio enables the company to scale its operations effectively while maintaining the high standards of care expected by patients.

    Colleen O'Connell-Jancevski - Chief Human Resources Officer

    Colleen O'Connell-Jancevski, the Chief Human Resources Officer at Living Legends, architects the talent acquisition and workforce development strategies necessary for a premier medical specialist firm. Overseeing the recruitment of specialized medical professionals, the Chief Human Resources Officer ensures the organization attracts top-tier clinical talent. Colleen O'Connell-Jancevski directs internal training programs to maintain high standards of patient care and professional development. This leadership role involves fostering an inclusive workplace culture that promotes employee retention and operational excellence. By aligning human capital initiatives with the broader business goals, the Chief Human Resources Officer supports the growth of the company. The executive manages complex labor relations and benefits administration to ensure a stable and motivated workforce. Through strategic workforce planning, O'Connell-Jancevski enables the organization to scale its operations efficiently while maintaining the compassionate, expert care that defines the reputation of the company in the medical sector.

    Joseph Scarpa - Chief Medical Officer

    Joseph Scarpa, the Chief Medical Officer at Living Legends, defines the clinical standards and medical protocols that govern all patient interactions. Overseeing the quality of care across all specialist departments, the Chief Medical Officer ensures adherence to the highest safety and efficacy benchmarks. Joseph Scarpa directs the integration of evidence-based medicine into daily clinical operations to improve patient outcomes. This role involves constant collaboration with medical staff to implement advanced treatment methodologies and diagnostic technologies. By monitoring clinical performance metrics, the Chief Medical Officer identifies areas for improvement and drives continuous quality enhancement. The executive serves as the primary liaison between the clinical teams and the administrative leadership, ensuring that medical needs inform strategic business decisions. Through rigorous oversight of clinical governance, Scarpa maintains the integrity of the medical services provided, ensuring that the organization remains a trusted leader in the specialized healthcare market.

    Explore Leadership Teams in Hospitals & Physicians Clinics

    Frequently Asked Questions Regarding Living Legends Top Executives and Leadership Team

    Who leads Living Legends?
    Living Legends is led by Susan Grigg (Chief Executive Officer), along with executives such as Ralph Rosso (Chief Financial Officer) and Joe Gattie (Group President).
    Who is part of Living Legends’s executive team?
    The executive team of Living Legends includes leaders such as Susan Grigg (Chief Executive Officer), Ralph Rosso (Chief Financial Officer), Joe Gattie (Group President) and other senior executives.
    How many executives does Living Legends have?
    Living Legends has 7 executives leading key business areas.
    What roles are included in Living Legends’s leadership team?
    The leadership team of Living Legends includes roles such as Chief Executive Officer, Chief Financial Officer, Group President, President, President.