Shermco Executive and Leadership Team

June, 2026

Leadership Overview

Shermco has 5 executives leading key functions including finance, information technology, operations, human resources, and interim finance.

Driven by a commitment to excellence, Shermco provides essential electrical testing, maintenance, commissioning, and repair services across utility, industrial, and energy sectors, solidifying its market leadership through robust operational execution and client-focused solutions.

Leadership Roles at Shermco

  • Chief Financial Officer - Christopher Duffell
  • Interim Chief Financial Officer - John Bittner
  • Chief Operating Officer - Michael Brunner
  • Chief Information Officer - Michael Messinger
  • Chief Human Resources Officer - Dave Robertson
  • Christopher Duffell - Chief Financial Officer

    Christopher Duffell, the Chief Financial Officer at Shermco, directs all financial strategy and fiscal operations. Duffell oversees budgeting, forecasting, and financial reporting, ensuring robust fiscal health and strategic resource allocation. This leadership role involves managing capital structure, optimizing investment strategies, and maintaining strong relationships with financial institutions. By analyzing market trends and economic indicators, Christopher Duffell guides the company's financial planning to support long-term growth and profitability. The Chief Financial Officer's responsibilities extend to risk management, ensuring compliance with financial regulations, and driving financial performance across all business units. Duffell's expertise is critical in shaping Shermco's financial trajectory, supporting its expansion into new markets and its commitment to delivering exceptional electrical services.
    Christopher Duffell

    John Bittner - Interim Chief Financial Officer

    John Bittner, the Interim Chief Financial Officer at Shermco, provides critical financial oversight and guidance during a transitional period. Bittner focuses on maintaining the integrity of financial operations, ensuring continuity in reporting, and supporting strategic financial initiatives. This leadership role involves close collaboration with the executive team to manage fiscal responsibilities and uphold Shermco's financial stability. By leveraging extensive financial expertise, John Bittner ensures that all financial activities align with company objectives and regulatory requirements. The Interim Chief Financial Officer's contributions are essential for navigating financial complexities and supporting the company's ongoing operational needs. Bittner's role is pivotal in maintaining financial discipline and confidence throughout Shermco's operations.

    Michael Brunner - Chief Operating Officer

    Michael Brunner, the Chief Operating Officer at Shermco, drives operational excellence and oversees the execution of all service delivery functions. Brunner directs the day-to-day operations, ensuring efficiency, quality, and safety across electrical testing, maintenance, commissioning, and repair services. This leadership role involves optimizing workflows, managing field operations, and enhancing resource deployment to meet client demands across utility, industrial, and energy sectors. By focusing on operational improvements, Michael Brunner ensures Shermco consistently delivers high-quality services and maintains its reputation for reliability. The Chief Operating Officer's responsibilities include leading operational teams, implementing best practices, and fostering a culture of continuous improvement. Brunner's strategic oversight is crucial for scaling operations and supporting Shermco's commitment to client satisfaction and market expansion.
    Michael Brunner

    Michael Messinger - Chief Information Officer

    Michael Messinger, the Chief Information Officer at Shermco, architects and executes the company's technology vision and digital transformation initiatives. Messinger directs the development and implementation of IT infrastructure, cybersecurity protocols, and data management systems, ensuring operational efficiency and data integrity. This leadership role involves aligning technology strategies with business objectives, enhancing internal systems, and exploring innovative solutions to support Shermco's service delivery. By overseeing all aspects of information technology, Michael Messinger ensures that Shermco maintains a competitive edge through advanced technological capabilities. The Chief Information Officer's purview includes managing IT budgets, leading the IT department, and safeguarding company data against evolving cyber threats. Messinger's strategic guidance is vital for optimizing technological resources and driving digital innovation across the organization.
    Michael Messinger

    Dave Robertson - Chief Human Resources Officer

    Dave Robertson, the Chief Human Resources Officer at Shermco, leads all human capital strategies and organizational development initiatives. Robertson oversees talent acquisition, employee relations, compensation and benefits, and performance management, fostering a productive and engaged workforce. This leadership role involves developing and implementing HR policies that support Shermco's business objectives and promote a strong company culture. By championing employee development and well-being, Dave Robertson ensures Shermco attracts and retains top talent essential for delivering specialized electrical services. The Chief Human Resources Officer's responsibilities include driving initiatives for diversity and inclusion, managing workforce planning, and ensuring compliance with labor laws. Robertson's strategic HR leadership is fundamental to Shermco's operational success and sustained growth.

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    Frequently Asked Questions Regarding Shermco Top Executives and Leadership Team

    Who leads Shermco?
    Shermco is led by Christopher Duffell (Chief Financial Officer), along with executives such as John Bittner (Interim Chief Financial Officer) and Michael Brunner (Chief Operating Officer).
    Who is part of Shermco’s executive team?
    The executive team of Shermco includes leaders such as Christopher Duffell (Chief Financial Officer), John Bittner (Interim Chief Financial Officer), Michael Brunner (Chief Operating Officer) and other senior executives.
    How many executives does Shermco have?
    Shermco has 5 executives leading key business areas.
    What roles are included in Shermco’s leadership team?
    The leadership team of Shermco includes roles such as Chief Financial Officer, Interim Chief Financial Officer, Chief Operating Officer, Chief Information Officer, Chief Human Resources Officer.