Leadership Overview
Five Star Bank has 6 executives leading key functions including corporate strategy, financial management, human capital, regional operations, commercial real estate, and retail banking.
Committed to fostering economic growth, Five Star Bank delivers comprehensive consumer and commercial financial solutions while maintaining a legacy of stability and community-focused investment across the region.
Committed to fostering economic growth, Five Star Bank delivers comprehensive consumer and commercial financial solutions while maintaining a legacy of stability and community-focused investment across the region.
Leadership Roles at Five Star Bank
Martin Birmingham - President and Chief Executive Officer
Martin Birmingham, the President and Chief Executive Officer at Five Star Bank, directs the overarching strategic vision and long-term growth initiatives for the organization. Birmingham oversees the integration of consumer and commercial banking services to ensure consistent market performance. By aligning executive leadership with the core mission of providing robust investment and insurance products, the President and Chief Executive Officer maintains operational excellence across all departments. This leadership role involves constant engagement with the Board to refine corporate governance and expand the footprint of the institution. Martin Birmingham drives the execution of high-level business objectives, ensuring that the bank remains a pillar of financial stability. Through rigorous oversight of organizational health, the President and Chief Executive Officer secures the competitive positioning of the firm within the broader financial services landscape, ultimately fostering sustainable value for shareholders and clients alike.

W. Jack - Executive Vice President & Chief Financial Officer & Treasurer
W. Jack, the Executive Vice President & Chief Financial Officer & Treasurer at Five Star Bank, manages the fiscal health and capital allocation strategies of the institution. Jack oversees financial reporting, treasury operations, and risk management frameworks to ensure regulatory compliance and liquidity. By analyzing market trends, the Executive Vice President & Chief Financial Officer & Treasurer optimizes the balance sheet to support diverse banking, investment, and insurance offerings. This role requires close collaboration with the executive team to forecast revenue growth and manage operational expenses effectively. W. Jack drives the financial planning process, providing the necessary data to support strategic decision-making at the highest levels. Through meticulous oversight of the corporate treasury, the Executive Vice President & Chief Financial Officer & Treasurer safeguards the financial integrity of the bank, ensuring that capital resources align with the long-term objectives of the organization.

Jason Krempa - Regional President, , NY (Buffalo)
Jason Krempa, the Regional President, , NY (Buffalo) at Five Star Bank, directs all banking operations and market expansion efforts within the Buffalo region. Krempa oversees the delivery of consumer and commercial financial services, ensuring that local market needs receive tailored attention. By managing regional teams, the Regional President, , NY (Buffalo) drives growth in loan portfolios and deposit acquisition. This role involves coordinating with corporate leadership to implement national strategies at the local level, thereby enhancing the market presence of the bank. Jason Krempa drives the development of community relationships, which remains essential for the success of the regional branch network. Through the effective oversight of regional performance metrics, the Regional President, , NY (Buffalo) ensures that the bank maintains a strong competitive advantage, delivering consistent value to clients while supporting the broader economic development of the region.
John Mangan - Commercial Real Estate Executive & President, Mid-Atlantic
John Mangan, the Commercial Real Estate Executive & President, Mid-Atlantic at Five Star Bank, manages the specialized lending portfolio and regional expansion across the Mid-Atlantic market. Mangan oversees the origination and underwriting of complex commercial real estate transactions, ensuring that the bank maintains a high-quality asset base. By driving growth in the commercial sector, the Commercial Real Estate Executive & President, Mid-Atlantic supports the broader investment goals of the institution. This role involves navigating diverse regulatory environments and market conditions to secure profitable lending opportunities. John Mangan drives the strategic direction of the Mid-Atlantic operations, ensuring that the bank provides competitive financing solutions to commercial clients. Through the rigorous management of real estate assets, the Commercial Real Estate Executive & President, Mid-Atlantic contributes significantly to the revenue diversification and long-term financial health of the organization, reinforcing the market position of the bank.
John Witkowski - Regional President & Executive VP, Retail
John Witkowski, the Regional President & Executive VP, Retail at Five Star Bank, directs the retail banking strategy and regional operations to enhance customer experience and service delivery. Witkowski oversees the branch network, ensuring that consumer banking products and insurance services reach the target market effectively. By optimizing retail processes, the Regional President & Executive VP, Retail drives operational efficiency and customer satisfaction across the footprint of the bank. This role involves leading large-scale initiatives to modernize retail banking platforms and improve service accessibility. John Witkowski drives the implementation of sales strategies that align with the overall growth objectives of the institution. Through the strategic oversight of retail operations, the Regional President & Executive VP, Retail ensures that the bank remains responsive to the evolving needs of consumers, ultimately strengthening the brand and securing a loyal customer base within the competitive financial services sector.
Laurie Collins - Chief Human Resources Officer
Laurie Collins, the Chief Human Resources Officer at Five Star Bank, architects the talent acquisition and organizational development strategies necessary to support a growing financial services firm. Collins oversees employee engagement, performance management, and corporate culture initiatives to ensure the workforce remains aligned with the mission of the bank. By implementing robust training programs, the Chief Human Resources Officer fosters a high-performance environment capable of delivering superior consumer and commercial banking services. This leadership role involves managing complex human capital requirements across the entire organization to drive operational efficiency. Laurie Collins drives the evolution of internal policies, ensuring that the bank attracts and retains top-tier talent in a competitive industry. Through the strategic management of personnel resources, the Chief Human Resources Officer supports the overall business goals, ensuring that the human capital strategy directly contributes to the long-term success and stability of the institution.
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