AB Bank Executive and Leadership Team

July, 2026

Leadership Overview

AB Bank has 6 executives leading key functions including strategy, technology, risk, finance, operations, and human resources.

Driven by a commitment to innovation, AB Bank is dedicated to providing comprehensive financial solutions across retail, corporate, and SME sectors, aiming to meet diverse client needs with tailored services and a focus on customer satisfaction.

Leadership Roles at AB Bank

  • Chief Executive Officer - Mohammed Al Mamun
  • Executive Vice President & Chief Financial Officer - Ihsanul Arefin
  • Deputy Managing Director and Chief Operating Officer - Md Al Mamoon
  • Chief Technology Officer - Anup Sarkar
  • Chief Risk Officer & Chief Revenue Officer - Mahadev Sumon
  • Chief Human Resources Officer - Mohammad Islam
  • Mohammed Al Mamun - Chief Executive Officer

    Mohammed Al Mamun, the Chief Executive Officer at AB Bank, directs the overall strategic vision and operational execution for the institution. Al Mamun oversees the integration of retail, corporate, and SME banking services, ensuring alignment with the bank's mission to provide tailored financial solutions. This leadership role involves driving innovation in product development, particularly in internet banking, loans, and deposit accounts, to meet the evolving needs of individual customers, businesses, and expatriates. Mohammed Al Mamun is responsible for fostering a customer-centric culture and enhancing the bank's market position within Bangladesh. The Chief Executive Officer's purview extends to ensuring robust governance and compliance across all banking operations, thereby safeguarding the bank's financial health and reputation. Al Mamun's strategic direction is crucial for expanding market reach and solidifying AB Bank's commitment to service excellence.

    Ihsanul Arefin - Executive Vice President & Chief Financial Officer

    Ihsanul Arefin, the Executive Vice President & Chief Financial Officer at AB Bank, directs the bank's financial planning, reporting, and capital management strategies. Arefin oversees the financial health of the institution, managing budgets, forecasting, and ensuring fiscal responsibility across retail, corporate, and SME banking operations. This critical role involves optimizing the financial performance of products like internet banking, loans, and deposit accounts, contributing directly to the bank's profitability and stability. Ihsanul Arefin is instrumental in securing funding, managing investor relations, and ensuring compliance with all financial regulations within Bangladesh. The Executive Vice President & Chief Financial Officer's expertise is crucial for guiding AB Bank's financial decisions, supporting its mission to provide tailored financial solutions to individual customers, businesses, and expatriates. Arefin's leadership ensures robust financial controls and strategic resource allocation to support the bank's growth objectives.
    Ihsanul Arefin

    Md Al Mamoon - Deputy Managing Director and Chief Operating Officer

    Md Al Mamoon, the Deputy Managing Director and Chief Operating Officer at AB Bank, oversees the day-to-day operational efficiency and service delivery across the bank's diverse business lines. Mamoon directs the execution of strategies for retail, corporate, and SME banking, ensuring seamless customer experiences with services like internet banking, loans, and deposit accounts. This leadership position is vital for optimizing operational workflows, enhancing service quality, and managing the bank's extensive branch network and digital platforms. Md Al Mamoon is responsible for implementing process improvements that support the bank's commitment to innovation and customer satisfaction for individual customers, businesses, and expatriates. The Deputy Managing Director and Chief Operating Officer's focus on operational excellence ensures that AB Bank can effectively scale its offerings and maintain high standards of service delivery. Mamoon's role is central to translating strategic goals into tangible operational outcomes.

    Anup Sarkar - Chief Technology Officer

    Anup Sarkar, the Chief Technology Officer at AB Bank, architects and executes the bank's technology strategy, driving digital transformation across all service areas. Sarkar oversees the development and maintenance of robust IT infrastructure supporting retail, corporate, and SME banking, including advanced internet banking platforms and secure card services. This role is critical in ensuring the seamless integration of Islamic banking solutions and other tailored financial products. Anup Sarkar champions technological innovation to enhance customer experience and operational efficiency, directly impacting the bank's ability to serve individual customers, businesses, and expatriates effectively. The Chief Technology Officer's responsibilities include managing cybersecurity initiatives, data analytics capabilities, and the adoption of emerging technologies to maintain AB Bank's competitive edge in the finance sector. Sarkar's leadership ensures that technology serves as a key enabler for the bank's growth and service delivery objectives.

    Mahadev Sumon - Chief Risk Officer & Chief Revenue Officer

    Mahadev Sumon, the Chief Risk Officer & Chief Revenue Officer at AB Bank, holds dual responsibility for safeguarding the institution's financial integrity and driving revenue growth. Sumon establishes and enforces comprehensive risk management frameworks across all banking operations, including retail, corporate, and SME sectors, ensuring compliance with regulatory standards and mitigating potential financial exposures. Concurrently, Mahadev Sumon spearheads revenue generation strategies, focusing on optimizing product offerings such as loans, deposit accounts, and card services to maximize profitability. This dual role requires a keen understanding of market dynamics and customer needs, enabling the development of tailored financial solutions for individual customers, businesses, and expatriates. The Chief Risk Officer & Chief Revenue Officer's strategic oversight is vital for balancing prudent risk-taking with aggressive market expansion, ensuring sustainable growth and financial stability for AB Bank. Sumon's leadership ensures that risk appetite aligns with revenue objectives.

    Mohammad Islam - Chief Human Resources Officer

    Mohammad Islam, the Chief Human Resources Officer at AB Bank, leads the strategic development and implementation of human capital initiatives to support the bank's growth and operational objectives. Islam oversees talent acquisition, employee development, performance management, and compensation strategies, ensuring AB Bank attracts and retains top talent across all departments, including retail, corporate, and SME banking. This role is crucial for fostering a positive and productive work environment that aligns with the bank's mission of providing exceptional customer service and tailored financial solutions. Mohammad Islam champions initiatives that enhance employee engagement and organizational culture, directly impacting the bank's ability to serve individual customers, businesses, and expatriates effectively. The Chief Human Resources Officer's strategic guidance is essential for building a skilled and motivated workforce capable of driving innovation and achieving AB Bank's long-term vision. Islam ensures HR practices support the bank's overall business strategy.

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    Frequently Asked Questions Regarding AB Bank Top Executives and Leadership Team

    Who leads AB Bank?
    AB Bank is led by Mohammed Al Mamun (Chief Executive Officer), along with executives such as Ihsanul Arefin (Executive Vice President & Chief Financial Officer) and Md Al Mamoon (Deputy Managing Director and Chief Operating Officer).
    Who is part of AB Bank’s executive team?
    The executive team of AB Bank includes leaders such as Mohammed Al Mamun (Chief Executive Officer), Ihsanul Arefin (Executive Vice President & Chief Financial Officer), Md Al Mamoon (Deputy Managing Director and Chief Operating Officer) and other senior executives.
    How many executives does AB Bank have?
    AB Bank has 6 executives leading key business areas.
    What roles are included in AB Bank’s leadership team?
    The leadership team of AB Bank includes roles such as Chief Executive Officer, Executive Vice President & Chief Financial Officer, Deputy Managing Director and Chief Operating Officer, Chief Technology Officer, Chief Risk Officer & Chief Revenue Officer.