Hennig Executive and Leadership Team

May, 2026

Leadership Overview

Hennig has 4 executives leading key functions including strategy, finance, and operations.

Driven by innovation, Hennig is dedicated to minimizing downtime in the CNC machine tool industry through expert design, services, and repairs, enhancing facility safety and productivity across diverse manufacturing sectors.

Leadership Roles at Hennig

  • Chief Executive Officer - Senad Hamzic
  • President & Chief Executive Officer - Dietmar Goellner
  • Chief Financial Officer - David Leezer
  • President - Brian Hennig
  • Senad Hamzic - Chief Executive Officer

    Senad Hamzic, the Chief Executive Officer at Hennig, directs the company's overarching strategy and operational execution. This leadership role focuses on advancing Hennig's mission to minimize downtime within the CNC machine tool industry through expert design, services, and repairs. Hamzic oversees the integration of innovative solutions, including chip conveyors, high-pressure coolant systems, filtration systems, protective covers, and CNC machine tool enclosures, ensuring these offerings meet the rigorous demands of metalworking manufacturers, automotive sectors, and steel mills. The Chief Executive Officer's responsibilities extend to fostering a culture of continuous improvement and market leadership, driving the company's commitment to enhancing facility safety and overall manufacturing productivity. Senad Hamzic ensures alignment with market needs and technological advancements, solidifying Hennig's position as a key provider of essential manufacturing support systems.

    Dietmar Goellner - President & Chief Executive Officer

    Dietmar Goellner, the President & Chief Executive Officer at Hennig, guides the company's strategic direction and operational excellence. This dual role emphasizes driving growth and innovation across all facets of Hennig's business, particularly in providing products and services that minimize downtime for the CNC machine tool industry. Goellner directs the development and implementation of advanced solutions such as chip conveyors, high-pressure coolant systems, filtration systems, protective covers, and CNC machine tool enclosures. The President & Chief Executive Officer's purview includes ensuring the company's offerings enhance facility safety and productivity for clients in metalworking, automotive, and steel mill sectors. Dietmar Goellner's leadership focuses on strengthening market presence and upholding Hennig's reputation for innovative solutions that improve manufacturing environments. This executive ensures robust service delivery and repair capabilities, critical to client operations.
    Dietmar Goellner

    David Leezer - Chief Financial Officer

    David Leezer, the Chief Financial Officer at Hennig, manages the company's financial health and strategic fiscal planning. This critical role involves overseeing all financial operations, including budgeting, forecasting, and financial reporting, to support Hennig's mission of providing essential products and services to the CNC machine tool industry. Leezer ensures robust financial controls are in place to support the design, services, and repair aspects of the business, which are key to minimizing client downtime. The Chief Financial Officer's responsibilities extend to analyzing financial performance, identifying investment opportunities, and managing capital to drive the company's growth and operational efficiency. David Leezer plays a pivotal part in resource allocation for developing and delivering solutions like chip conveyors, coolant systems, and protective covers, ensuring financial viability while enhancing facility safety and productivity for manufacturers. This executive's guidance is fundamental to sustaining Hennig's market position.

    Brian Hennig - President

    Brian Hennig, the President at Hennig, directs operational strategies and business development initiatives. This leadership position focuses on enhancing the company's service offerings and product delivery within the CNC machine tool industry, directly contributing to minimizing client downtime. Hennig oversees the execution of projects involving chip conveyors, high-pressure coolant systems, filtration systems, protective covers, and CNC machine tool enclosures, ensuring they meet high standards of quality and performance. The President's responsibilities include fostering strong relationships with key markets, such as metalworking manufacturers, automotive sectors, and steel mills, reinforcing Hennig's commitment to improving facility safety and productivity. Brian Hennig's operational oversight ensures seamless integration of innovative solutions and drives the company's reputation for reliability and expertise in manufacturing environments. This executive's focus is on optimizing day-to-day operations and expanding market reach.

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    Frequently Asked Questions Regarding Hennig Top Executives and Leadership Team

    Who leads Hennig?
    Hennig is led by Senad Hamzic (Chief Executive Officer), along with executives such as Dietmar Goellner (President & Chief Executive Officer) and David Leezer (Chief Financial Officer).
    Who is part of Hennig’s executive team?
    The executive team of Hennig includes leaders such as Senad Hamzic (Chief Executive Officer), Dietmar Goellner (President & Chief Executive Officer), David Leezer (Chief Financial Officer) and other senior executives.
    How many executives does Hennig have?
    Hennig has 4 executives leading key business areas.
    What roles are included in Hennig’s leadership team?
    The leadership team of Hennig includes roles such as Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, President.