Sunflower Bank Executive and Leadership Team

July, 2026

Leadership Overview

Sunflower Bank has 10 executives leading key functions including strategy, information technology, and regional market development.

Driven by relationship-focused banking, Sunflower Bank delivers comprehensive financial solutions tailored to community needs, impacting personal, business, and wealth management sectors across its extensive branch network.

Leadership Roles at Sunflower Bank

  • Chief Executive Officer - Errol Mullings
  • Chief Executive Officer & President - Neal Arnold
  • Market President -Salina - Cheryl Campbell
  • Market President - Tammy Fesmire
  • Regional President, Kansas & Metro (Kansas City) - Mark Stauffer
  • Regional President - Joshua Wilson
  • Market President - Lawrence - Glynn Sheridan
  • Regional President (Houston, Austin & San Antonio) - Andy Gaines
  • Market President - Larry Stringari
  • Chief Information Officer & Executive Vice President - Brian Mulcahey
  • Errol Mullings - Chief Executive Officer

    Errol Mullings, the Chief Executive Officer at Sunflower Bank, directs the overarching corporate strategy and operational execution. Mullings guides the institution's long-term vision, ensuring alignment with market demands and stakeholder expectations. This leadership role involves fostering a culture of innovation and client-centricity across all business units, from personal banking to wealth management. Mullings oversees the strategic deployment of resources to enhance service delivery and expand market reach. The Chief Executive Officer's mandate includes driving sustainable growth and maintaining the bank's strong financial standing. Errol Mullings ensures that the bank's operations consistently reflect its commitment to serving the unique financial objectives of the communities it supports, solidifying its position as a trusted financial partner.

    Neal Arnold - Chief Executive Officer & President

    Neal Arnold, the Chief Executive Officer & President at Sunflower Bank, spearheads the strategic direction and operational leadership of the entire organization. Arnold's dual role encompasses setting the corporate vision and ensuring its effective implementation across all facets of the bank's operations, including its multiple brands like First National 1870 and Guardian Mortgage. This executive guides the expansion of comprehensive financial solutions, encompassing personal banking, business services, and wealth management. Arnold actively shapes the bank's relationship-focused approach, ensuring tailored services meet diverse community financial objectives. Overseeing a network of over 50 branches, Neal Arnold drives initiatives to enhance client engagement and operational efficiency, reinforcing Sunflower Bank's commitment to robust financial stewardship and market leadership.
    Neal Arnold

    Cheryl Campbell - Market President -Salina

    Cheryl Campbell, the Market President -Salina at Sunflower Bank, directs all banking operations and client relations within the Salina market. Campbell champions the bank's relationship-focused approach, ensuring personalized financial solutions are delivered to meet the unique objectives of local individuals and businesses. This leadership role involves overseeing the branch network in Salina, driving growth in personal banking, business services, and wealth management offerings. Cheryl Campbell fosters strong community ties, reinforcing Sunflower Bank's commitment to serving its local markets with integrity and expertise. The Market President -Salina's focus is on enhancing customer satisfaction and expanding the bank's presence through dedicated service and tailored financial products.

    Tammy Fesmire - Market President

    Tammy Fesmire, the Market President at Sunflower Bank, leads strategic market development and client engagement initiatives. Fesmire drives the expansion of comprehensive financial solutions, including personal banking, business services, and wealth management, within designated regions. This executive cultivates strong relationships with community stakeholders, ensuring the bank's services align with local financial needs and objectives. Tammy Fesmire oversees market performance, focusing on enhancing customer loyalty and achieving sustainable growth through a relationship-centric banking model. The Market President's role is pivotal in reinforcing Sunflower Bank's commitment to personalized service and community support across its operational footprint.

    Mark Stauffer - Regional President, Kansas & Metro (Kansas City)

    Mark Stauffer, the Regional President, Kansas & Metro (Kansas City) at Sunflower Bank, directs banking operations and strategic growth across Kansas and the Kansas City metropolitan area. Stauffer champions the bank's comprehensive financial solutions, including personal banking, business services, and wealth management, tailored to regional needs. This executive fosters deep community relationships, ensuring Sunflower Bank's services effectively meet the unique financial objectives of individuals and businesses throughout the territory. Mark Stauffer oversees branch performance and client engagement, driving initiatives that enhance customer satisfaction and expand market penetration. The Regional President, Kansas & Metro (Kansas City) ensures a consistent, relationship-focused banking experience across this vital operational zone.

    Joshua Wilson - Regional President

    Joshua Wilson, the Regional President at Sunflower Bank, oversees strategic market expansion and client relationship management across key geographic areas. Wilson drives the delivery of comprehensive financial solutions, encompassing personal banking, business services, and wealth management, ensuring alignment with regional economic landscapes. This executive cultivates robust community partnerships, reinforcing the bank's commitment to addressing specific local financial objectives. Joshua Wilson leads initiatives focused on enhancing operational effectiveness and client satisfaction, leveraging Sunflower Bank's extensive branch network. The Regional President's focus is on fostering sustainable growth and solidifying the bank's reputation for personalized, relationship-driven financial services.

    Glynn Sheridan - Market President - Lawrence

    Glynn Sheridan, the Market President - Lawrence at Sunflower Bank, leads all banking activities and client engagement within the Lawrence market. Sheridan champions the bank's core mission of providing relationship-focused financial services, ensuring tailored solutions for personal banking, business needs, and wealth management. This executive cultivates strong community ties, actively working to meet the unique financial objectives of local residents and enterprises. Glynn Sheridan oversees branch operations, driving initiatives to enhance customer experience and expand the bank's service offerings. The Market President - Lawrence is instrumental in reinforcing Sunflower Bank's commitment to localized support and expert financial guidance within this key market.

    Andy Gaines - Regional President (Houston, Austin & San Antonio)

    Andy Gaines, the Regional President (Houston, Austin & San Antonio) at Sunflower Bank, directs strategic operations and market development across these major Texas metropolitan areas. Gaines spearheads the delivery of comprehensive financial solutions, including personal banking, business services, and wealth management, tailored to the dynamic needs of these regions. This executive fosters strong community engagement, ensuring the bank's relationship-focused approach effectively addresses diverse financial objectives. Andy Gaines oversees regional performance, driving initiatives to enhance client satisfaction and expand market share. The Regional President (Houston, Austin & San Antonio) plays a crucial role in solidifying Sunflower Bank's presence and commitment to serving these key economic centers.

    Larry Stringari - Market President

    Larry Stringari, the Market President at Sunflower Bank, leads strategic market initiatives and client relationship management. Stringari drives the expansion of comprehensive financial solutions, including personal banking, business services, and wealth management, ensuring services are aligned with community financial objectives. This executive cultivates strong local partnerships, reinforcing Sunflower Bank's commitment to personalized service delivery. Larry Stringari oversees market performance, focusing on enhancing customer loyalty and achieving sustainable growth through a dedicated, relationship-centric banking model. The Market President's role is essential in maintaining the bank's reputation for integrity and expert financial guidance across its operational territories.

    Brian Mulcahey - Chief Information Officer & Executive Vice President

    Brian Mulcahey, the Chief Information Officer & Executive Vice President at Sunflower Bank, architects and directs the bank's technology infrastructure and digital transformation initiatives. Mulcahey oversees the integration of advanced technological solutions to support comprehensive financial services, including personal banking, business operations, and wealth management offerings. This executive ensures the security, scalability, and efficiency of all IT systems, safeguarding sensitive client data and enabling seamless service delivery across over 50 branches. Brian Mulcahey's leadership is critical in driving innovation, enhancing the digital customer experience, and maintaining a competitive edge in the financial services landscape. The Chief Information Officer & Executive Vice President's strategic vision supports the bank's relationship-focused model by providing robust technological foundations.

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    Frequently Asked Questions Regarding Sunflower Bank Top Executives and Leadership Team

    Who leads Sunflower Bank?
    Sunflower Bank is led by Errol Mullings (Chief Executive Officer), along with executives such as Neal Arnold (Chief Executive Officer & President) and Cheryl Campbell (Market President -Salina).
    Who is part of Sunflower Bank’s executive team?
    The executive team of Sunflower Bank includes leaders such as Errol Mullings (Chief Executive Officer), Neal Arnold (Chief Executive Officer & President), Cheryl Campbell (Market President -Salina) and other senior executives.
    How many executives does Sunflower Bank have?
    Sunflower Bank has 10 executives leading key business areas.
    What roles are included in Sunflower Bank’s leadership team?
    The leadership team of Sunflower Bank includes roles such as Chief Executive Officer, Chief Executive Officer & President, Market President -Salina, Market President, Regional President, Kansas & Metro (Kansas City).