CBH Group Executive and Leadership Team

October, 2026

Leadership Overview

CBH Group has 4 executives leading key functions including strategy, financial oversight, operational logistics, and group fiscal management.

Focused on empowering grain growers, CBH Group delivers essential infrastructure and market access to ensure the long-term prosperity of the Australian agricultural sector through cooperative excellence.

Leadership Roles at CBH Group

  • Chief Executive Officer - Ben Macnamara
  • Chief Financial Officer - Stewart Hart
  • Group Chief Financial Officer - Lauren Tapping
  • Chief Operating Officer - Michael Daw
  • Ben Macnamara - Chief Executive Officer

    Ben Macnamara, the Chief Executive Officer at CBH Group, directs the overarching strategic vision for the cooperative. Macnamara manages the alignment of grain handling, marketing, and processing activities to maximize value for grower members. By overseeing the executive leadership team, the Chief Executive Officer ensures operational efficiency across the entire supply chain. This role involves constant engagement with the Board to refine long-term growth initiatives and maintain market competitiveness. Ben Macnamara drives the expansion of export capabilities, ensuring that Australian grain reaches global markets effectively. Through rigorous oversight of corporate governance and stakeholder relations, the Chief Executive Officer maintains the financial health and cooperative integrity of the organization. Macnamara prioritizes sustainable investment in infrastructure to support the evolving needs of the agricultural industry, ultimately securing the future of the cooperative model within the competitive global grain trade.
    Ben Macnamara

    Stewart Hart - Chief Financial Officer

    Stewart Hart, the Chief Financial Officer at CBH Group, manages the fiscal health and capital allocation strategies of the organization. Hart oversees the financial reporting, treasury functions, and risk management frameworks necessary for maintaining cooperative stability. By analyzing market trends and commodity price fluctuations, the Chief Financial Officer provides critical data to support investment decisions in grain storage and transport infrastructure. Stewart Hart ensures compliance with regulatory standards while optimizing the balance sheet to support grower returns. This leadership role involves close collaboration with the executive team to align financial resources with strategic growth objectives. Through the implementation of robust financial controls, the Chief Financial Officer mitigates operational risks and enhances liquidity. Hart drives the development of fiscal policies that protect the interests of the cooperative members, ensuring that financial performance remains consistent with the long-term mission of the organization.

    Lauren Tapping - Group Chief Financial Officer

    Lauren Tapping, the Group Chief Financial Officer at CBH Group, manages the consolidated financial strategy and long-term investment planning for the entire corporate structure. Tapping oversees the group-wide budgeting process, capital expenditure analysis, and tax strategy to ensure sustainable growth. By evaluating the financial viability of new business ventures and infrastructure projects, the Group Chief Financial Officer supports the expansion of the cooperative's market reach. Lauren Tapping coordinates with the finance department to provide comprehensive reporting that informs strategic decision-making at the board level. This leadership role involves managing investor relations and ensuring that the financial structure supports the diverse needs of the grain handling and marketing divisions. Through the rigorous assessment of economic indicators, the Group Chief Financial Officer mitigates financial exposure and strengthens the overall balance sheet. Tapping drives the implementation of financial systems that improve transparency and operational accountability across all business units.

    Michael Daw - Chief Operating Officer

    Michael Daw, the Chief Operating Officer at CBH Group, directs the complex logistics and physical handling operations across the vast grain network. Daw manages the end-to-end supply chain, including the transport, storage, and processing of grain from farm gate to port. By optimizing the utilization of rail and road assets, the Chief Operating Officer ensures the seamless movement of commodities to meet international export demands. Michael Daw oversees the maintenance and modernization of storage facilities to improve throughput and operational safety. This role involves coordinating with regional managers to address seasonal challenges and maximize efficiency during peak harvest periods. Through the application of advanced logistics technology, the Chief Operating Officer enhances the reliability of the supply chain. Daw drives operational excellence by streamlining internal processes, ensuring that the cooperative maintains its position as a leader in the efficient handling and distribution of grain.

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    Frequently Asked Questions Regarding CBH Group Top Executives and Leadership Team

    Who leads CBH Group?
    CBH Group is led by Ben Macnamara (Chief Executive Officer), along with executives such as Stewart Hart (Chief Financial Officer) and Lauren Tapping (Group Chief Financial Officer).
    Who is part of CBH Group’s executive team?
    The executive team of CBH Group includes leaders such as Ben Macnamara (Chief Executive Officer), Stewart Hart (Chief Financial Officer), Lauren Tapping (Group Chief Financial Officer) and other senior executives.
    How many executives does CBH Group have?
    CBH Group has 4 executives leading key business areas.
    What roles are included in CBH Group’s leadership team?
    The leadership team of CBH Group includes roles such as Chief Executive Officer, Chief Financial Officer, Group Chief Financial Officer, Chief Operating Officer.