The IMA Group Executive and Leadership Team

July, 2026

Leadership Overview

The IMA Group has 7 executives leading key functions including strategy, information technology, finance, technology, and operations.

Driven by a commitment to enhancing individual well-being, The IMA Group delivers high-quality, objective medical and behavioral health assessments to support informed decision-making and improve patient outcomes.

Leadership Roles at The IMA Group

  • Chief Executive Officer - Tabarrion Stoves
  • President, Chief Executive Officer & Board Member - Mark Weinberger
  • Chief Financial Officer - Jeanine Delong
  • President - Seth Needelman
  • President - Nirmal Choraria
  • Chief Information Officer - Michael Hirsch
  • Chief Technology Officer - Michael Koenig
  • Tabarrion Stoves - Chief Executive Officer

    Tabarrion Stoves, the Chief Executive Officer at The IMA Group, directs the overarching corporate strategy and operational execution. Stoves guides the organization's expansion into new markets and the enhancement of its technology-enabled healthcare services, focusing on medical and psychological evaluations, clinical research, and workforce health solutions. This leadership role involves aligning departmental objectives with the company's mission to improve individual well-being and enable productivity through objective assessments. By fostering innovation and driving efficiency across the national network of clinical providers and research sites, Stoves ensures The IMA Group maintains its position as a leader in healthcare services. The Chief Executive Officer's strategic vision supports both government agencies and commercial clients in making critical decisions regarding health, disability, and employment readiness. Tabarrion Stoves's leadership is pivotal in navigating the complexities of the healthcare landscape and delivering value to all stakeholders.
    Tabarrion Stoves

    Mark Weinberger - President, Chief Executive Officer & Board Member

    Mark Weinberger, the President, Chief Executive Officer & Board Member at The IMA Group, spearheads the company's strategic direction and governance. Weinberger's responsibilities encompass driving growth initiatives and ensuring the integrity of the organization's healthcare services, which include medical and psychological evaluations, clinical research, and workforce health solutions. This executive leadership position involves overseeing the national network of clinical providers and research sites, reinforcing The IMA Group's commitment to high-quality, objective assessments. By collaborating with the Board of Directors, Weinberger ensures alignment with the company's core mission of improving individual well-being and enabling productivity. The President, Chief Executive Officer & Board Member's influence extends to shaping the company's market impact and supporting institutional clients in critical decision-making processes. Mark Weinberger's comprehensive oversight is essential for maintaining The IMA Group's competitive edge and operational excellence.

    Jeanine Delong - Chief Financial Officer

    Jeanine Delong, the Chief Financial Officer at The IMA Group, directs all financial operations and strategic financial planning. Delong manages the company's fiscal health, overseeing budgeting, forecasting, and financial reporting to support the delivery of technology-enabled healthcare services, including medical and psychological evaluations, clinical research, and workforce health solutions. This executive position is vital for ensuring the financial sustainability and growth of the organization's extensive network of clinical providers and research sites. The Chief Financial Officer plays a key part in resource allocation, capital management, and driving profitability while upholding The IMA Group's mission to improve individual well-being and enable productivity. By providing critical financial insights, Delong supports informed decision-making for institutional clients and guides the company's strategic investments. Jeanine Delong's financial acumen is fundamental to The IMA Group's operational integrity and market expansion.

    Seth Needelman - President

    Seth Needelman, the President at The IMA Group, oversees critical operational functions and strategic initiatives within the organization. Needelman's leadership focuses on enhancing the delivery of the company's comprehensive healthcare services, which include medical and psychological evaluations, clinical research, and workforce health solutions. This executive role involves managing key business units and ensuring the seamless operation of the extensive national network of clinical providers and research sites. The President drives efforts to optimize service delivery, improve client satisfaction, and support The IMA Group's core mission of improving individual well-being and enabling productivity through objective assessments. By fostering collaboration across departments, Needelman ensures that operational strategies align with the company's overall objectives. Seth Needelman's dedication to operational excellence is vital for the continued success and expansion of The IMA Group's services.

    Nirmal Choraria - President

    Nirmal Choraria, the President at The IMA Group, directs strategic growth and operational expansion for key segments of the business. Choraria's responsibilities include driving the advancement of the company's technology-enabled healthcare services, such as medical and psychological evaluations, clinical research, and workforce health solutions. This leadership position is instrumental in developing and executing strategies that enhance the reach and impact of the national network of clinical providers and research sites. The President focuses on identifying new opportunities for service enhancement and market penetration, ensuring The IMA Group consistently delivers high-quality, objective assessments. By fostering strong client relationships and optimizing service delivery models, Choraria supports the organization's mission to improve individual well-being and enable productivity. Nirmal Choraria's strategic leadership is crucial for navigating market dynamics and achieving sustained organizational growth.

    Michael Hirsch - Chief Information Officer

    Michael Hirsch, the Chief Information Officer at The IMA Group, architects the company's technology infrastructure and digital strategy. Hirsch oversees the development and implementation of information systems that support medical and psychological evaluations, clinical research, and workforce health solutions across the national network. This role is critical in ensuring the secure and efficient management of data, enhancing the capabilities of the technology-enabled healthcare services platform. The Chief Information Officer drives initiatives to optimize operational workflows, improve data analytics, and support the organization's mission of delivering high-quality, objective assessments. By integrating advanced technological solutions, Hirsch enables The IMA Group to better serve government agencies, insurers, employers, and life sciences organizations. Michael Hirsch's leadership ensures that technology serves as a robust foundation for the company's growth and its commitment to improving individual well-being and enabling productivity.

    Michael Koenig - Chief Technology Officer

    Michael Koenig, the Chief Technology Officer at The IMA Group, leads the innovation and development of the company's technological solutions. Koenig is responsible for advancing the technology infrastructure that underpins the organization's specialized healthcare services, encompassing medical and psychological evaluations, clinical research, and workforce health solutions. This role focuses on leveraging cutting-edge technology to enhance the efficiency and effectiveness of the national network of clinical providers and research sites. The Chief Technology Officer drives the strategic roadmap for technology adoption, ensuring that The IMA Group remains at the forefront of digital innovation in healthcare services. By championing new technological approaches, Koenig supports the company's mission to deliver high-quality, objective assessments and improve individual well-being. Michael Koenig's technical leadership is essential for maintaining a competitive advantage and supporting the organization's growth objectives.

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    Frequently Asked Questions Regarding The IMA Group Top Executives and Leadership Team

    Who leads The IMA Group?
    The IMA Group is led by Tabarrion Stoves (Chief Executive Officer), along with executives such as Mark Weinberger (President, Chief Executive Officer & Board Member) and Jeanine Delong (Chief Financial Officer).
    Who is part of The IMA Group’s executive team?
    The executive team of The IMA Group includes leaders such as Tabarrion Stoves (Chief Executive Officer), Mark Weinberger (President, Chief Executive Officer & Board Member), Jeanine Delong (Chief Financial Officer) and other senior executives.
    How many executives does The IMA Group have?
    The IMA Group has 7 executives leading key business areas.
    What roles are included in The IMA Group’s leadership team?
    The leadership team of The IMA Group includes roles such as Chief Executive Officer, President, Chief Executive Officer & Board Member, Chief Financial Officer, President, President.