Berkshire County Arc Executive and Leadership Team

May, 2026

Leadership Overview

Berkshire County Arc has 4 executives leading key functions including strategy, finance, operations, and human resources.

Driven by a commitment to independence and choice, Berkshire County Arc provides essential community-based services to individuals with developmental disabilities or brain injuries, fostering dignity and respect across Massachusetts.

Leadership Roles at Berkshire County Arc

  • Chief Executive Officer - Maryann Hyatt
  • Chief Financial Officer - Blanca Durant
  • Chief Operating Officer - Sonja Haecker
  • Chief Human Resources Officer - Kristi Nastars
  • Maryann Hyatt - Chief Executive Officer

    Maryann Hyatt, the Chief Executive Officer at Berkshire County Arc, directs the overarching strategy and vision for the organization. Hyatt guides the non-profit's mission to empower individuals with developmental disabilities or brain injuries, ensuring community-based services align with fostering independence and life choices. This leadership role involves setting organizational goals, overseeing program development across Berkshire and Hampden counties, and maintaining strong relationships with stakeholders and the community. Hyatt's executive decisions shape the delivery of services, including day programs, residential supports, employment assistance, and advocacy initiatives. The Chief Executive Officer ensures that the organization's operations reflect a deep commitment to the dignity and respect of the approximately 350 individuals served annually. Maryann Hyatt's strategic direction is fundamental to BCARC's impact in Massachusetts.
    Maryann Hyatt

    Blanca Durant - Chief Financial Officer

    Blanca Durant, the Chief Financial Officer at Berkshire County Arc, manages all financial operations and fiscal strategy. Durant oversees budgeting, financial planning, and resource allocation to support the organization's extensive community-based services for individuals with developmental disabilities or brain injuries. This critical role ensures the financial health and sustainability of BCARC's programs, including its 30 group homes, day programs, and employment services. The Chief Financial Officer is responsible for financial reporting, compliance with non-profit regulations, and optimizing financial performance to maximize the impact of services delivered throughout Berkshire and Hampden counties. Durant's fiscal oversight enables the organization to continue providing essential support, fostering independence and life choices for the individuals it serves. Blanca Durant's financial acumen is vital for BCARC's operational integrity.

    Sonja Haecker - Chief Operating Officer

    Sonja Haecker, the Chief Operating Officer at Berkshire County Arc, directs the execution of daily operations and program delivery. Haecker ensures the efficient and effective provision of community-based services to individuals with developmental disabilities or brain injuries across Berkshire and Hampden counties. This leadership position involves managing the operational aspects of BCARC's diverse offerings, including residential supports, day programs, employment services, and advocacy initiatives. The Chief Operating Officer focuses on optimizing service delivery, maintaining high standards of care, and ensuring that staff provide individuals with the respect and dignity they deserve. Haecker's operational management supports the organization's mission to foster independence and life choices for the approximately 350 individuals served annually. Sonja Haecker's leadership drives the seamless functioning of BCARC's vital programs.
    Sonja Haecker

    Kristi Nastars - Chief Human Resources Officer

    Kristi Nastars, the Chief Human Resources Officer at Berkshire County Arc, leads all human capital strategies and initiatives. Nastars is responsible for cultivating a highly trained and committed workforce dedicated to serving individuals with developmental disabilities or brain injuries. This role encompasses talent acquisition, employee development, performance management, and fostering a culture of respect and dignity across all BCARC programs in Berkshire and Hampden counties. The Chief Human Resources Officer ensures that HR policies and practices support the organization's mission of promoting independence and life choices for the approximately 350 individuals served annually. Nastars' strategic approach to human resources is essential for maintaining the quality of care and the dedication of the staff. Kristi Nastars' leadership in human resources strengthens the foundation of Berkshire County Arc.
    Kristi Nastars

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    Frequently Asked Questions Regarding Berkshire County Arc Top Executives and Leadership Team

    Who leads Berkshire County Arc?
    Berkshire County Arc is led by Maryann Hyatt (Chief Executive Officer), along with executives such as Blanca Durant (Chief Financial Officer) and Sonja Haecker (Chief Operating Officer).
    Who is part of Berkshire County Arc’s executive team?
    The executive team of Berkshire County Arc includes leaders such as Maryann Hyatt (Chief Executive Officer), Blanca Durant (Chief Financial Officer), Sonja Haecker (Chief Operating Officer) and other senior executives.
    How many executives does Berkshire County Arc have?
    Berkshire County Arc has 4 executives leading key business areas.
    What roles are included in Berkshire County Arc’s leadership team?
    The leadership team of Berkshire County Arc includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, Chief Human Resources Officer.