Service Access & Management Executive and Leadership Team

September, 2026

Leadership Overview

Service Access & Management has 6 executives leading key functions including strategic oversight, financial management, and operational service delivery.

Committed to enhancing community well-being, Service Access & Management delivers accessible human services across Pennsylvania and New Jersey to foster better futures for families.

Leadership Roles at Service Access & Management

  • Chief Executive Officer - Sam Sammie
  • President & Chief Executive Officer - Nan Haver
  • President & Chief Executive Officer - Craig Johnston
  • President & Chief Executive Officer - Mary Ann Kowalonek
  • Chief Financial Officer - Stan Miller
  • Chief Financial Officer, Elect - Janine Sejuit
  • Sam Sammie - Chief Executive Officer

    Sam Sammie, the Chief Executive Officer at Service Access & Management, directs the overarching strategic vision for human services across Pennsylvania and New Jersey. Sammie architects long-term growth initiatives while ensuring the organization maintains high standards for children, youth, and mental health programs. By coordinating with regional directors, the Chief Executive Officer optimizes service delivery models to meet the unique requirements of over 70 counties. This leadership role involves constant evaluation of market needs to ensure the sustainability of developmental disability support systems. Through rigorous oversight of organizational performance, Sam Sammie drives the mission to improve quality of life for diverse populations. The Chief Executive Officer maintains alignment between operational goals and community impact, ensuring that every program remains accessible and effective. Ultimately, Sammie secures the future of the organization by fostering strong partnerships with local stakeholders and non-profit entities throughout the operational footprint.

    Nan Haver - President & Chief Executive Officer

    Nan Haver, the President & Chief Executive Officer at Service Access & Management, manages the integration of early intervention programs into the broader corporate service portfolio. Haver designs operational frameworks that allow for seamless scaling of human services across diverse geographic regions. By collaborating with the board, the President & Chief Executive Officer establishes benchmarks for service quality and community engagement. This role requires constant monitoring of regulatory changes to ensure compliance within the health services sector. Nan Haver executes complex administrative strategies that support the expansion of developmental disability support coordination. The President & Chief Executive Officer prioritizes the development of internal talent to maintain high-quality care standards. Through meticulous planning and resource allocation, Haver strengthens the organizational capacity to serve families effectively. Ultimately, the President & Chief Executive Officer ensures that the company remains a leader in providing essential support services throughout the mid-Atlantic region.

    Craig Johnston - President & Chief Executive Officer

    Craig Johnston, the President & Chief Executive Officer at Service Access & Management, oversees the expansion of business and non-profit operational support services. Johnston architects innovative solutions that assist external organizations in achieving their own mission-critical objectives. By analyzing market trends, the President & Chief Executive Officer identifies new opportunities for service diversification within the human services landscape. This leadership position involves managing high-level relationships with community partners to ensure the effective delivery of mental health and youth programs. Craig Johnston drives efficiency by streamlining internal processes that support the broader organizational goals. The President & Chief Executive Officer maintains a focus on sustainable growth while upholding the core values of the company. Through strategic decision-making, Johnston ensures that the organization remains responsive to the evolving needs of families and communities. Ultimately, the President & Chief Executive Officer secures the long-term viability of the company through disciplined operational management.

    Mary Ann Kowalonek - President & Chief Executive Officer

    Mary Ann Kowalonek, the President & Chief Executive Officer at Service Access & Management, leads the implementation of specialized developmental disability programs across the entire service network. Kowalonek architects comprehensive care strategies that address the specific needs of individuals in Pennsylvania and New Jersey. By supervising cross-functional teams, the President & Chief Executive Officer ensures that early intervention services remain accessible and impactful. This role involves coordinating with public sector agencies to align service delivery with regional health mandates. Mary Ann Kowalonek drives the development of new service models that enhance the quality of life for diverse client groups. The President & Chief Executive Officer monitors performance metrics to ensure that every program meets rigorous quality standards. Through proactive leadership, Kowalonek fosters a culture of excellence and accountability. Ultimately, the President & Chief Executive Officer secures the organization's reputation as a trusted provider of essential human services in the region.

    Stan Miller - Chief Financial Officer

    Stan Miller, the Chief Financial Officer at Service Access & Management, directs all fiscal planning and budgetary oversight for the organization. Miller architects robust financial models that support the delivery of human services across 70 counties. By managing capital allocation, the Chief Financial Officer ensures that resources reach critical programs like mental health and early intervention. This leadership role involves rigorous analysis of revenue streams and operational costs to maintain fiscal health. Stan Miller drives transparency in financial reporting, providing the board with accurate data for strategic decision-making. The Chief Financial Officer oversees the audit process and ensures compliance with all regulatory financial requirements. Through careful management of assets, Miller supports the long-term sustainability of the company's mission. Ultimately, the Chief Financial Officer secures the financial foundation necessary for the organization to continue providing high-quality support to families and communities throughout the operational territory.
    Stan Miller

    Janine Sejuit - Chief Financial Officer, Elect

    Janine Sejuit, the Chief Financial Officer, Elect at Service Access & Management, prepares for the transition of financial leadership by evaluating current fiscal policies and operational budgets. Sejuit architects future-focused financial strategies that align with the company's mission to expand human services. By reviewing existing cost structures, the Chief Financial Officer, Elect identifies opportunities for increased efficiency in service delivery. This role involves close collaboration with the current finance team to ensure continuity in fiscal management and reporting. Janine Sejuit drives the development of new financial forecasting tools that will support the organization's growth in Pennsylvania and New Jersey. The Chief Financial Officer, Elect monitors economic trends to mitigate risks associated with public sector funding. Through diligent preparation, Sejuit ensures that the company remains financially stable while pursuing its goals. Ultimately, the Chief Financial Officer, Elect secures the future financial integrity of the organization through proactive planning and strategic oversight.

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    Frequently Asked Questions Regarding Service Access & Management Top Executives and Leadership Team

    Who leads Service Access & Management?
    Service Access & Management is led by Sam Sammie (Chief Executive Officer), along with executives such as Nan Haver (President & Chief Executive Officer) and Craig Johnston (President & Chief Executive Officer).
    Who is part of Service Access & Management’s executive team?
    The executive team of Service Access & Management includes leaders such as Sam Sammie (Chief Executive Officer), Nan Haver (President & Chief Executive Officer), Craig Johnston (President & Chief Executive Officer) and other senior executives.
    How many executives does Service Access & Management have?
    Service Access & Management has 6 executives leading key business areas.
    What roles are included in Service Access & Management’s leadership team?
    The leadership team of Service Access & Management includes roles such as Chief Executive Officer, President & Chief Executive Officer, President & Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer.