Mader Group Executive and Leadership Team

July, 2026

Leadership Overview

Mader Group has 5 executives leading key functions including strategy, finance, operations, and regional management.

Driven by technical expertise, Mader Group is dedicated to supplying quality tradespeople and industrial machinery tooling, positioning itself as a trusted partner for major mining operations worldwide through relationship-based service delivery.

Leadership Roles at Mader Group

  • Chief Executive Officer & Director - Justin Nuich
  • Chief Financial Officer - Paul Hegarty
  • Chief Financial Officer (North America) - Martin Devine
  • Chief Operating Officer - Martin Willard
  • American Operations Chief Operating Officer & President (North) - John Greville
  • Justin Nuich - Chief Executive Officer & Director

    Justin Nuich, the Chief Executive Officer & Director at Mader Group, directs the overarching corporate strategy and operational framework. Nuich guides the company's expansion across mining, civil, and industrial sectors, ensuring alignment with Mader Group's mission to supply quality tradespeople and workshop services. This leadership role involves fostering key stakeholder relationships and driving sustainable growth initiatives across Australia, Africa, Asia, and North America. By focusing on technical expertise and relationship-based service delivery, Justin Nuich ensures the company maintains its position as a trusted partner for industrial equipment maintenance and support services globally. The Chief Executive Officer & Director oversees the integration of new market opportunities and the optimization of existing service offerings, directly impacting Mader Group's market presence and financial performance.

    Paul Hegarty - Chief Financial Officer

    Paul Hegarty, the Chief Financial Officer at Mader Group, manages all financial operations and strategic fiscal planning. Hegarty oversees budgeting, forecasting, and financial reporting, ensuring robust financial health across the organization's diverse international operations. This role is critical in supporting Mader Group's provision of specialized technical services in the mining and civil industries. By meticulously managing capital allocation and financial risk, Paul Hegarty enables the company to invest in workshop services and industrial machinery tooling. The Chief Financial Officer works closely with other executive leaders to drive profitability and support expansion into new regions, including Australia, Africa, Asia, and North America. Hegarty's financial acumen directly contributes to Mader Group's ability to deliver professional maintenance and support services effectively.

    Martin Devine - Chief Financial Officer (North America)

    Martin Devine, the Chief Financial Officer (North America) at Mader Group, manages all financial activities and fiscal strategy for the North American region. Devine ensures sound financial management, overseeing budgeting, financial reporting, and capital allocation to support Mader Group's growing operations in supplying tradespeople and workshop services. This role is crucial for the financial viability and expansion of the company's technical services within the North American mining and civil industries. By providing critical financial insights and controls, Martin Devine enables strategic investment in industrial machinery tooling and operational support. The Chief Financial Officer (North America) collaborates with regional leadership to optimize financial performance and drive profitability. Devine's financial stewardship supports Mader Group's commitment to delivering professional maintenance and support services effectively across the continent.

    Martin Willard - Chief Operating Officer

    Martin Willard, the Chief Operating Officer at Mader Group, orchestrates the day-to-day operational execution and service delivery excellence. Willard oversees the integration of workshop services and the deployment of skilled tradespeople across Mader Group's global footprint, including Australia, Africa, Asia, and North America. This position is fundamental to maintaining the company's reputation for providing specialized technical services within the mining and civil industries. By optimizing operational workflows and ensuring the efficient supply of industrial machinery tooling, Martin Willard enhances Mader Group's capacity to support major mining operations worldwide. The Chief Operating Officer collaborates with regional leadership to implement best practices in industrial equipment maintenance and support, driving operational efficiency and client satisfaction. Willard's focus on operational integrity underpins the company's relationship-based service delivery model.
    Martin Willard

    John Greville - American Operations Chief Operating Officer & President (North)

    John Greville, the American Operations Chief Operating Officer & President (North) at Mader Group, spearheads operational strategy and business development within North America. Greville directs the expansion of Mader Group's specialized technical services, focusing on supplying quality tradespeople and workshop services to the mining and civil sectors in the region. This leadership role is pivotal in establishing and strengthening the company's presence across North America, ensuring seamless delivery of industrial machinery tooling and maintenance support. By cultivating strong client relationships, John Greville drives market penetration and revenue growth. The American Operations Chief Operating Officer & President (North) oversees regional teams, ensuring adherence to Mader Group's high standards for industrial equipment maintenance and support. Greville's strategic oversight ensures operational alignment with the company's global objectives.

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    Frequently Asked Questions Regarding Mader Group Top Executives and Leadership Team

    Who leads Mader Group?
    Mader Group is led by Justin Nuich (Chief Executive Officer & Director), along with executives such as Paul Hegarty (Chief Financial Officer) and Martin Devine (Chief Financial Officer (North America)).
    Who is part of Mader Group’s executive team?
    The executive team of Mader Group includes leaders such as Justin Nuich (Chief Executive Officer & Director), Paul Hegarty (Chief Financial Officer), Martin Devine (Chief Financial Officer (North America)) and other senior executives.
    How many executives does Mader Group have?
    Mader Group has 5 executives leading key business areas.
    What roles are included in Mader Group’s leadership team?
    The leadership team of Mader Group includes roles such as Chief Executive Officer & Director, Chief Financial Officer, Chief Financial Officer (North America), Chief Operating Officer, American Operations Chief Operating Officer & President (North).