Central Systems Executive and Leadership Team

May, 2026

Leadership Overview

Central Systems has 6 executives leading key functions including operations, finance, administration, strategy, and governance.

Driven by a commitment to safety and environmental stewardship, Central Systems delivers comprehensive construction and maintenance services across Australia, fostering sustainable growth and retaining top talent through a culture of leadership and robust internal systems.

Leadership Roles at Central Systems

  • Chief Financial Officer - Sondra White
  • Chief Operating Officer - Dirk Taljaard
  • President - Charles Bixford
  • Board President - Carol Dvorak
  • President - Sonia Friedman
  • Chief Administrative Officer - David Barrow
  • Sondra White - Chief Financial Officer

    Sondra White, the Chief Financial Officer at Central Systems, manages the company's financial strategy and performance, underpinning its consistent year-on-year revenue growth. White oversees all financial operations, including budgeting, forecasting, and financial reporting, ensuring fiscal responsibility across the organization. This critical role involves managing the financial implications of Central Systems' diverse service offerings in the Mining, Oil and Gas, Utilities, and Defence sectors. The Chief Financial Officer's expertise is vital in supporting the company's sustainable business model, which enables the retention of key assets, particularly its skilled workforce. Sondra White's financial oversight ensures the company's advantageous position in offering quality and strength of personnel, directly impacting the delivery of value to clients through the Whole of Life service offering and maintaining robust internal systems and procedures.

    Dirk Taljaard - Chief Operating Officer

    Dirk Taljaard, the Chief Operating Officer at Central Systems, directs the company's extensive multi-discipline construction and maintenance operations across Australia. Overseeing service delivery for clients in the Mining, Oil and Gas, Utilities, and Defence sectors, Taljaard ensures the execution of quality, safe, and reliable projects. This leadership role involves managing the integration of new construction services with ancillary, remedial, and protective maintenance offerings, spanning heavy civil, concrete, SMPT, and E&I disciplines. By focusing on a Whole of Life service approach, Dirk Taljaard drives efficiency and minimizes down-time for client assets. The Chief Operating Officer's strategic focus supports the company's decade-long track record of consistent year-on-year revenue growth, directly contributing to the retention of key personnel and the cultivation of a strong safety culture.

    Charles Bixford - President

    Charles Bixford, the President at Central Systems, directs the overall strategic vision and operational leadership for the company's extensive construction and maintenance services across Australia. Bixford guides the organization's commitment to health, safety, and environmental excellence, reinforcing the responsibility to protect people and the environment. This leadership position involves overseeing the delivery of multi-discipline services to clients in the Mining, Oil and Gas, Utilities, and Defence sectors, ensuring consistent year-on-year revenue growth through quality, safe, and reliable project execution. The President's focus on developing a culture of safety, leadership, and strong internal systems and procedures is paramount to delivering value through the Whole of Life service offering. Charles Bixford's strategic direction ensures Central Systems maintains its advantageous position by offering a quality and strength of personnel well beyond competitors.

    Carol Dvorak - Board President

    Carol Dvorak, the Board President at Central Systems, provides high-level governance and strategic oversight for the company's operations. Dvorak ensures the board's direction aligns with Central Systems' core values, including its excellent track record in health, safety, and the environment. This role involves guiding the company's long-term strategy, particularly concerning its multi-discipline construction and maintenance services across Australia for clients in the Mining, Oil and Gas, Utilities, and Defence sectors. The Board President's leadership supports the sustainable business growth that enables the retention of key assets, including Centrals's people. Carol Dvorak's oversight is crucial in fostering a culture of safety, leadership, and strong internal systems and procedures, ensuring the delivery of quality and value through the Whole of Life service offering.

    Sonia Friedman - President

    Sonia Friedman, the President at Central Systems, drives the company's strategic initiatives and market presence, focusing on delivering exceptional construction and maintenance services across Australia. Friedman's leadership emphasizes the company's commitment to health, safety, and the environment, reinforcing its role as a caretaker of the environment. This executive role involves guiding the expansion of services for clients in the Mining, Oil and Gas, Utilities, and Defence sectors, contributing to the consistent year-on-year revenue growth. The President's vision supports the development of a culture centered on safety, leadership, and robust internal systems and procedures, which are fundamental to the Whole of Life service offering. Sonia Friedman's strategic direction ensures Central Systems leverages its quality and strength of personnel to provide superior value and maintain its competitive edge.
    Sonia Friedman

    David Barrow - Chief Administrative Officer

    David Barrow, the Chief Administrative Officer at Central Systems, oversees the essential administrative functions that support the company's broad operational scope across Australia. Barrow manages key internal processes, ensuring the smooth execution of multi-discipline construction and maintenance services for clients in the Mining, Oil and Gas, Utilities, and Defence sectors. This role is pivotal in maintaining the company's strong track record in health, safety, and the environment, reinforcing the responsibility to protect people and the environment. The Chief Administrative Officer's efforts contribute directly to developing a culture of safety, leadership, and strong internal systems and procedures, which are key drivers for delivering quality and value. David Barrow's administrative leadership ensures the efficient operation of ancillary, remedial, and protective maintenance services, complementing the new construction offerings and supporting the company's sustainable business growth.

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    Frequently Asked Questions Regarding Central Systems Top Executives and Leadership Team

    Who leads Central Systems?
    Central Systems is led by Sondra White (Chief Financial Officer), along with executives such as Dirk Taljaard (Chief Operating Officer) and Charles Bixford (President).
    Who is part of Central Systems’s executive team?
    The executive team of Central Systems includes leaders such as Sondra White (Chief Financial Officer), Dirk Taljaard (Chief Operating Officer), Charles Bixford (President) and other senior executives.
    How many executives does Central Systems have?
    Central Systems has 6 executives leading key business areas.
    What roles are included in Central Systems’s leadership team?
    The leadership team of Central Systems includes roles such as Chief Financial Officer, Chief Operating Officer, President, Board President, President.