Stockman Bank of Montana Executive and Leadership Team

August, 2026

Leadership Overview

Stockman Bank of Montana has 10 executives leading key functions including strategy, operations, technology, finance, and regional market management.

Committed to regional financial stability, Stockman Bank of Montana delivers comprehensive personal, business, agricultural, and real estate banking solutions across Montana, northern Wyoming, and western North Dakota.

Leadership Roles at Stockman Bank of Montana

  • Chief Executive Officer - William Coffee
  • Chief Operating Officer & Chief Executive Officer - Joe Cola
  • Chief Financial Officer - Bill Bickle
  • Chief Operating Officer - Mason O'Donnell
  • President - Garth Kallevig
  • President - Lawrence Johns
  • President - Wayne Nelson
  • President - Eric George
  • Chief Information Officer - Kevin Guenthner
  • Chief Operations Officer - Julie Aldrich
  • William Coffee - Chief Executive Officer

    William Coffee, the Chief Executive Officer at Stockman Bank of Montana, directs the overarching strategic vision for the entire financial institution. Overseeing long-term growth initiatives, the Chief Executive Officer ensures the bank maintains a strong market presence across Montana, northern Wyoming, and western North Dakota. This leadership role involves constant collaboration with the Board to refine agricultural and real estate lending policies. By prioritizing customer-centric banking services, William Coffee drives the organization toward sustainable profitability. The Chief Executive Officer monitors economic trends to adjust service offerings, ensuring the bank remains a pillar of the community. Through rigorous oversight of corporate governance, Coffee secures the integrity of all financial operations. This executive leadership maintains the bank's reputation for reliability while expanding the reach of personal and business banking services throughout the region, ultimately fostering economic development across the entire operational footprint.

    Joe Cola - Chief Operating Officer & Chief Executive Officer

    Joe Cola, the Chief Operating Officer & Chief Executive Officer at Stockman Bank of Montana, manages the integration of daily operational workflows with high-level executive strategy. Overseeing the execution of complex banking processes, the Chief Operating Officer & Chief Executive Officer ensures that all branches across Montana, northern Wyoming, and western North Dakota operate with maximum efficiency. This role requires constant coordination with department heads to streamline agricultural and real estate loan processing. By optimizing internal systems, Joe Cola improves service delivery speed for personal and business clients. The Chief Operating Officer & Chief Executive Officer evaluates performance metrics to identify areas for operational improvement. Through disciplined management of resources, Cola maintains the bank's competitive edge in the regional finance sector. This leadership position balances immediate operational demands with the long-term strategic goals of the institution, ensuring consistent performance across all regional markets.

    Bill Bickle - Chief Financial Officer

    Bill Bickle, the Chief Financial Officer at Stockman Bank of Montana, directs the financial planning, risk management, and capital allocation strategies for the institution. Overseeing the bank's balance sheet, the Chief Financial Officer ensures the stability of assets and liabilities across Montana, northern Wyoming, and western North Dakota. This role involves analyzing market trends to guide agricultural and real estate lending decisions. By maintaining rigorous financial controls, Bill Bickle supports the bank's long-term growth and profitability. The Chief Financial Officer collaborates with the Board to establish fiscal policies that protect the institution against economic volatility. Through precise financial reporting, Bickle provides transparency to stakeholders and ensures compliance with regulatory standards. This leadership role is essential for maintaining the bank's fiscal health, enabling the organization to continue providing essential financial services to personal and business clients throughout the entire regional market.

    Mason O'Donnell - Chief Operating Officer

    Mason O'Donnell, the Chief Operating Officer at Stockman Bank of Montana, manages the internal logistics and administrative functions that sustain the bank's daily operations. Overseeing the implementation of standardized procedures, the Chief Operating Officer ensures that all branches across Montana, northern Wyoming, and western North Dakota maintain consistent service quality. This role involves coordinating with regional managers to optimize the delivery of agricultural and real estate banking products. By refining internal workflows, Mason O'Donnell increases productivity and reduces overhead costs. The Chief Operating Officer monitors branch performance to ensure alignment with the bank's overall growth objectives. Through effective resource allocation, O'Donnell supports the expansion of personal and business banking services. This leadership position focuses on the tactical execution of corporate policies, ensuring that the bank's operational framework remains robust and capable of supporting the diverse financial needs of the communities served throughout the region.

    Garth Kallevig - President

    Garth Kallevig, the President at Stockman Bank of Montana, leads the execution of regional business development strategies. Overseeing the growth of the bank's agricultural and real estate portfolios, the President ensures that the institution captures market share across Montana, northern Wyoming, and western North Dakota. This role involves building strong relationships with key business clients and community leaders to foster long-term partnerships. By identifying new opportunities for expansion, Garth Kallevig drives the bank's competitive presence in the regional finance sector. The President collaborates with other executives to align regional initiatives with the bank's overarching corporate goals. Through active engagement in local markets, Kallevig strengthens the bank's reputation as a trusted financial partner. This leadership role focuses on driving revenue growth and expanding the reach of personal and business banking services, ensuring the bank remains a vital contributor to the economic health of the region.

    Lawrence Johns - President

    Lawrence Johns, the President at Stockman Bank of Montana, directs the strategic management of the bank's commercial lending and business development efforts. Overseeing the expansion of credit services for agricultural and real estate clients, the President ensures that the bank meets the diverse financial needs of businesses across Montana, northern Wyoming, and western North Dakota. This role involves analyzing regional economic conditions to tailor lending products that support local growth. By fostering strong client relationships, Lawrence Johns drives the bank's success in the competitive commercial banking landscape. The President works with the executive team to refine business strategies and improve service delivery. Through proactive market engagement, Johns secures the bank's position as a leader in regional finance. This leadership role focuses on maximizing the impact of the bank's commercial services, ensuring that businesses throughout the region have access to the capital and expertise required for sustained success.

    Wayne Nelson - President

    Wayne Nelson, the President at Stockman Bank of Montana, manages the strategic oversight of the bank's real estate and agricultural lending divisions. Overseeing the development of specialized financial products, the President ensures that the bank provides tailored solutions for clients across Montana, northern Wyoming, and western North Dakota. This role involves evaluating market risks and opportunities to optimize the bank's loan portfolio. By maintaining high standards for credit quality, Wayne Nelson supports the bank's financial stability and growth. The President collaborates with regional teams to ensure that personal and business banking services are delivered effectively. Through strategic leadership, Nelson drives the bank's mission to support the economic development of the communities it serves. This role focuses on the long-term success of the bank's lending operations, ensuring that the institution remains a reliable partner for real estate and agricultural clients throughout the entire regional market.

    Eric George - President

    Eric George, the President at Stockman Bank of Montana, leads the strategic initiatives focused on personal banking and community outreach. Overseeing the development of retail banking services, the President ensures that the bank provides accessible financial solutions to individuals across Montana, northern Wyoming, and western North Dakota. This role involves implementing customer-focused programs that enhance the bank's presence in local communities. By prioritizing service quality, Eric George drives client loyalty and brand growth. The President works with other leaders to align retail banking strategies with the bank's broader mission of supporting regional economic development. Through active participation in community events, George strengthens the bank's connection to its customer base. This leadership role focuses on expanding the reach of personal banking services, ensuring that individuals throughout the region have access to the financial tools and support necessary for their personal and financial well-being.

    Kevin Guenthner - Chief Information Officer

    Kevin Guenthner, the Chief Information Officer at Stockman Bank of Montana, architects the digital infrastructure supporting all banking services. Overseeing cybersecurity protocols and data management, the Chief Information Officer ensures the protection of sensitive personal and business financial information. This role involves implementing advanced technology solutions to enhance the customer experience across Montana, northern Wyoming, and western North Dakota. By modernizing core banking platforms, Kevin Guenthner drives operational efficiency and supports the bank's agricultural and real estate lending divisions. The Chief Information Officer collaborates with other C-suite leaders to align technological investments with the broader corporate mission. Through continuous monitoring of digital threats, Guenthner maintains the security of the bank's network. This leadership role transforms complex data into actionable insights, enabling the institution to adapt to the evolving digital landscape while providing secure, reliable access to financial services for every client.

    Julie Aldrich - Chief Operations Officer

    Julie Aldrich, the Chief Operations Officer at Stockman Bank of Montana, oversees the execution of operational strategies specifically focused on customer service excellence and branch-level performance. Managing the day-to-day activities of the bank's service centers across Montana, northern Wyoming, and western North Dakota, the Chief Operations Officer ensures that personal and business banking interactions meet high standards. This role involves training staff on agricultural and real estate product offerings to improve client engagement. By streamlining service delivery, Julie Aldrich enhances the overall customer experience. The Chief Operations Officer works closely with regional leadership to resolve operational bottlenecks and improve branch efficiency. Through consistent monitoring of service metrics, Aldrich drives improvements in client satisfaction. This leadership position ensures that the bank's operational practices remain aligned with the mission of providing accessible, high-quality financial services to every community within the bank's extensive regional footprint.

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    Frequently Asked Questions Regarding Stockman Bank of Montana Top Executives and Leadership Team

    Who leads Stockman Bank of Montana?
    Stockman Bank of Montana is led by William Coffee (Chief Executive Officer), along with executives such as Joe Cola (Chief Operating Officer & Chief Executive Officer) and Bill Bickle (Chief Financial Officer).
    Who is part of Stockman Bank of Montana’s executive team?
    The executive team of Stockman Bank of Montana includes leaders such as William Coffee (Chief Executive Officer), Joe Cola (Chief Operating Officer & Chief Executive Officer), Bill Bickle (Chief Financial Officer) and other senior executives.
    How many executives does Stockman Bank of Montana have?
    Stockman Bank of Montana has 10 executives leading key business areas.
    What roles are included in Stockman Bank of Montana’s leadership team?
    The leadership team of Stockman Bank of Montana includes roles such as Chief Executive Officer, Chief Operating Officer & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President.