ACNB BANK Executive and Leadership Team

September, 2026

Leadership Overview

ACNB BANK has 4 executives leading key functions including corporate strategy, revenue generation, regional market expansion, and operational management.

Committed to relationship-driven financial services, ACNB BANK delivers comprehensive banking, lending, and insurance solutions to individuals and businesses across Pennsylvania and surrounding regions while maintaining a focus on long-term community prosperity.

Leadership Roles at ACNB BANK

  • President & Chief Executive Officer - James Helt
  • Executive Vice President & President, Maryland Market - Mark Blacksten
  • President - Donna Newell
  • Senior Vice President, Chief Revenue Officer - John Kiehl
  • James Helt - President & Chief Executive Officer

    James Helt, the President & Chief Executive Officer at ACNB BANK, directs the overarching strategic vision for the financial services holding company. Overseeing the integration of banking and insurance subsidiaries, the President & Chief Executive Officer ensures alignment between institutional goals and community-focused financial delivery. This leadership role involves managing complex regulatory requirements while driving growth across diverse lending and wealth management portfolios. By fostering strong relationships with stakeholders, James Helt maintains the stability of the organization within the competitive Pennsylvania market. The President & Chief Executive Officer evaluates market trends to optimize service offerings for personal and commercial clients. Through rigorous oversight of operational performance, the executive secures the long-term viability of the institution. Constant engagement with the Board of Directors allows for the refinement of corporate policies, ensuring that the bank remains a pillar of financial support for regional businesses and individual customers alike.
    James Helt

    Mark Blacksten - Executive Vice President & President, Maryland Market

    Mark Blacksten, the Executive Vice President & President, Maryland Market at ACNB BANK, directs all operational and business development activities within the Maryland region. Overseeing the delivery of personal and commercial banking services, the Executive Vice President & President, Maryland Market ensures that local client needs receive priority attention. This role involves building deep connections with community leaders and business owners to foster long-term loyalty. By managing regional lending portfolios, Mark Blacksten mitigates risk while supporting local economic development. The Executive Vice President & President, Maryland Market coordinates with the broader corporate team to implement standardized service protocols across the Maryland market. This leadership function requires a deep understanding of regional market nuances to effectively position the bank against competitors. Through the active management of local branch performance, the executive drives regional growth and operational efficiency. The Executive Vice President & President, Maryland Market remains dedicated to upholding the bank's reputation for excellence in every customer interaction.
    Mark Blacksten

    Donna Newell - President

    Donna Newell, the President at ACNB BANK, manages the internal operational infrastructure and administrative functions of the organization. Overseeing the efficiency of core banking processes, the President ensures that the company's internal systems support the delivery of high-quality financial services. This role involves streamlining workflows across departments to improve productivity and service speed for commercial and personal clients. By optimizing resource allocation, Donna Newell supports the bank's ability to scale operations effectively. The President collaborates with other executive leaders to translate strategic objectives into actionable internal policies. This leadership position focuses on maintaining operational excellence and regulatory compliance throughout the organization's footprint. Through the implementation of advanced technology solutions, the executive enhances the overall customer experience. The President monitors internal performance indicators to identify areas for continuous improvement. By fostering a culture of operational discipline, the executive ensures that the bank remains agile and responsive to the evolving needs of the communities served.

    John Kiehl - Senior Vice President, Chief Revenue Officer

    John Kiehl, the Senior Vice President, Chief Revenue Officer at ACNB BANK, architects the revenue generation strategies across all banking and insurance divisions. Managing the expansion of commercial banking and mortgage solutions, the Senior Vice President, Chief Revenue Officer drives the acquisition of new institutional clients. This role requires constant collaboration with department heads to refine product pricing and service delivery models. By analyzing regional economic data, John Kiehl identifies emerging opportunities for market penetration within the Pennsylvania footprint. The Senior Vice President, Chief Revenue Officer monitors sales performance metrics to ensure consistent growth in wealth management and insurance product adoption. Through the implementation of data-driven marketing initiatives, the executive enhances the visibility of the bank's financial services. This leadership position demands a focus on maximizing profitability while maintaining the relationship-driven approach central to the company's mission. Ultimately, the Senior Vice President, Chief Revenue Officer secures the financial health of the organization through disciplined revenue management.

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    Frequently Asked Questions Regarding ACNB BANK Top Executives and Leadership Team

    Who leads ACNB BANK?
    ACNB BANK is led by James Helt (President & Chief Executive Officer), along with executives such as Mark Blacksten (Executive Vice President & President, Maryland Market) and Donna Newell (President).
    Who is part of ACNB BANK’s executive team?
    The executive team of ACNB BANK includes leaders such as James Helt (President & Chief Executive Officer), Mark Blacksten (Executive Vice President & President, Maryland Market), Donna Newell (President) and other senior executives.
    How many executives does ACNB BANK have?
    ACNB BANK has 4 executives leading key business areas.
    What roles are included in ACNB BANK’s leadership team?
    The leadership team of ACNB BANK includes roles such as President & Chief Executive Officer, Executive Vice President & President, Maryland Market, President, Senior Vice President, Chief Revenue Officer.