SourceAmerica Executive and Leadership Team

June, 2026

Leadership Overview

SourceAmerica has 8 executives leading key functions including strategy, operations, technology, and administration.

Driven by a commitment to inclusion, SourceAmerica empowers individuals with disabilities through meaningful employment, fostering independence and community integration across the United States.

Leadership Roles at SourceAmerica

  • Chief Executive Officer - George Marczewski
  • President & Chief Executive Officer - Robert Chamberlin
  • Executive Administrator To President and Chief Executive Officer - Angela Ritterpusch
  • President and Chief Executive Officer, Mozaic - Allen Connely
  • Chief Operating Officer, Peckham, Inc. - Lisa Webb Sharpe
  • Chief Information Officer - Christopher Stettler
  • Chief Technology Officer - Douglas Newhard
  • IT Chief of Staff - Michael Caldrone
  • George Marczewski - Chief Executive Officer

    George Marczewski, the Chief Executive Officer at SourceAmerica, directs the organization's overarching strategy and operational execution. Marczewski guides the non-profit's mission to create job opportunities for individuals with disabilities, ensuring alignment with market demands and community needs. This leadership involves fostering key partnerships and driving initiatives that expand employment access. The Chief Executive Officer oversees the strategic allocation of resources to maximize impact across all programs. Marczewski's focus remains on sustainable growth and enhancing the quality of life for the employees SourceAmerica serves. This role requires a deep understanding of the non-profit sector and a commitment to inclusive employment practices. George Marczewski ensures the organization's long-term viability and its continued service to the disability community.

    Robert Chamberlin - President & Chief Executive Officer

    Robert Chamberlin, the President & Chief Executive Officer at SourceAmerica, spearheads the organization's strategic vision and operational leadership. Chamberlin drives the core mission of providing employment opportunities for individuals with disabilities, ensuring robust program development and execution. This executive role involves cultivating strategic alliances and championing initiatives that broaden employment horizons. The President & Chief Executive Officer directs the effective deployment of resources to amplify the organization's reach and impact. Chamberlin's efforts concentrate on achieving sustainable expansion and elevating the employment experience for SourceAmerica's constituents. This position demands comprehensive insight into non-profit management and an unwavering dedication to equitable employment. Robert Chamberlin guarantees the organization's enduring success and its ongoing commitment to the disability community.

    Angela Ritterpusch - Executive Administrator To President and Chief Executive Officer

    Angela Ritterpusch, the Executive Administrator To President and Chief Executive Officer at SourceAmerica, provides critical administrative support to the highest levels of leadership. Ritterpusch manages complex scheduling, facilitates communication, and organizes key meetings for the President and Chief Executive Officer, ensuring seamless operational flow. This role is essential for maintaining executive efficiency and supporting strategic decision-making processes. The Executive Administrator To President and Chief Executive Officer handles sensitive information and coordinates essential logistical arrangements. Ritterpusch's contributions are vital for the effective functioning of the executive office, enabling the President and Chief Executive Officer to focus on organizational strategy and external relations. Angela Ritterpusch ensures that executive priorities are managed with precision and discretion.

    Allen Connely - President and Chief Executive Officer, Mozaic

    Allen Connely, the President and Chief Executive Officer, Mozaic at SourceAmerica, leads strategic direction and operational oversight for Mozaic, a key affiliate organization. Connely drives Mozaic's mission to empower individuals with disabilities through employment, focusing on program innovation and service delivery excellence. This executive position involves forging critical partnerships and advancing initiatives that enhance employment outcomes. The President and Chief Executive Officer, Mozaic directs the efficient utilization of resources to maximize community impact. Connely's leadership emphasizes sustainable growth and improving the employment journey for individuals served by Mozaic. This role requires profound expertise in non-profit management and a steadfast commitment to inclusive employment. Allen Connely ensures Mozaic's continued success and its dedicated service to the disability community.

    Lisa Webb Sharpe - Chief Operating Officer, Peckham, Inc.

    Lisa Webb Sharpe, the Chief Operating Officer, Peckham, Inc. at SourceAmerica, directs the operational strategies and execution for Peckham, Inc., a key partner organization. Sharpe drives Peckham's commitment to providing employment and support services for individuals with disabilities, focusing on service excellence and program expansion. This executive role involves overseeing daily operations, managing cross-functional teams, and ensuring efficient resource utilization to achieve organizational objectives. The Chief Operating Officer, Peckham, Inc. ensures that operational frameworks directly support the mission of creating meaningful work opportunities. Sharpe's leadership emphasizes sustainable operational growth and enhancing the employment experience for individuals served by Peckham. Lisa Webb Sharpe guarantees the effective implementation of operational plans that advance inclusive employment.

    Christopher Stettler - Chief Information Officer

    Christopher Stettler, the Chief Information Officer at SourceAmerica, directs the organization's technology strategy and information systems infrastructure. Stettler oversees the development and implementation of IT solutions that support SourceAmerica's mission of providing job opportunities for individuals with disabilities. This leadership role involves managing cybersecurity, data management, and digital transformation initiatives to enhance operational efficiency and program delivery. The Chief Information Officer ensures that technology investments align with strategic goals and provide a secure, reliable platform for all operations. Stettler's focus is on leveraging technology to expand reach and improve the employment experience for constituents. Christopher Stettler drives innovation in IT to support the organization's growth and its commitment to inclusive employment.

    Douglas Newhard - Chief Technology Officer

    Douglas Newhard, the Chief Technology Officer at SourceAmerica, leads the strategic direction and execution of the organization's technological advancements. Newhard is responsible for architecting and implementing innovative technology solutions that bolster SourceAmerica's capacity to create employment opportunities for individuals with disabilities. This executive function encompasses overseeing research and development, managing technology infrastructure, and driving digital innovation across all operational facets. The Chief Technology Officer ensures that technological strategies directly support the organization's core mission and enhance service delivery. Newhard's efforts are concentrated on leveraging cutting-edge technology to expand program reach and improve the overall employment experience. Douglas Newhard champions technological progress to foster sustainable growth and reinforce the commitment to inclusive employment.
    Douglas Newhard

    Michael Caldrone - IT Chief of Staff

    Michael Caldrone, the IT Chief of Staff at SourceAmerica, provides strategic operational support and project management for the Information Technology department. Caldrone facilitates communication and coordination between IT teams and other organizational units, ensuring technology initiatives align with SourceAmerica's mission to empower individuals with disabilities. This role involves managing key IT projects, optimizing resource allocation, and driving process improvements within the technology division. The IT Chief of Staff supports the Chief Information Officer in executing strategic technology plans and ensuring operational readiness. Caldrone's focus is on enhancing IT efficiency and effectiveness to better serve the organization's employment programs. Michael Caldrone plays a crucial part in the seamless integration of technology solutions that support inclusive employment.

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    Frequently Asked Questions Regarding SourceAmerica Top Executives and Leadership Team

    Who leads SourceAmerica?
    SourceAmerica is led by George Marczewski (Chief Executive Officer), along with executives such as Robert Chamberlin (President & Chief Executive Officer) and Angela Ritterpusch (Executive Administrator To President and Chief Executive Officer).
    Who is part of SourceAmerica’s executive team?
    The executive team of SourceAmerica includes leaders such as George Marczewski (Chief Executive Officer), Robert Chamberlin (President & Chief Executive Officer), Angela Ritterpusch (Executive Administrator To President and Chief Executive Officer) and other senior executives.
    How many executives does SourceAmerica have?
    SourceAmerica has 8 executives leading key business areas.
    What roles are included in SourceAmerica’s leadership team?
    The leadership team of SourceAmerica includes roles such as Chief Executive Officer, President & Chief Executive Officer, Executive Administrator To President and Chief Executive Officer, President and Chief Executive Officer, Mozaic, Chief Operating Officer, Peckham, Inc..