PremiStar Executive and Leadership Team

September, 2026

Leadership Overview

PremiStar has 10 executives leading key functions including strategy, operations, technology, finance, human resources, and regional management.

Focused on transforming the HVAC and plumbing landscape, PremiStar delivers high-growth solutions by integrating regional expertise with customer-centered service models to achieve unprecedented industry results.

Leadership Roles at PremiStar

  • Chief Executive Officer At PremiStar, LLC - Joe Kirmser
  • Chief Financial Officer, North Region - Daniel (Dan) Mungovan
  • Chief Financial Officer, Region (South) - Heather Barwick
  • Chief Operating Officer - John Eberhardt
  • Division President, Mechanical Systems - Jack Deichl
  • President, Region (North) - Anthony Billups
  • President - Thomas Reedy
  • Chief of Staff - Turner Allison
  • Chief Information Officer - Michael Manke
  • Chief Human Resources Officer - Sarah Clarin
  • Joe Kirmser - Chief Executive Officer At PremiStar, LLC

    Joe Kirmser, the Chief Executive Officer At PremiStar, LLC at PremiStar, directs the overarching strategic vision for this family of HVAC, plumbing, and controls companies. Kirmser architects the acquisition strategy, identifying high-growth regional owner-operators to integrate into the broader corporate portfolio. By fostering a culture of excellence, the Chief Executive Officer At PremiStar, LLC ensures that every subsidiary maintains a focus on unique, customer-centered solutions. This leadership role involves constant collaboration with the Board to drive long-term value and market expansion across the United States. Joe Kirmser maintains a rigorous standard for operational performance, ensuring that all regional entities align with the core mission of industry transformation. Through consistent investment in extraordinary people, the Chief Executive Officer At PremiStar, LLC secures the competitive advantage necessary to deliver unprecedented results in the mechanical services sector.
    Joe Kirmser

    Daniel (Dan) Mungovan - Chief Financial Officer, North Region

    Daniel (Dan) Mungovan, the Chief Financial Officer, North Region at PremiStar, manages the financial health and fiscal strategy for the company's northern operations. Mungovan oversees budgeting, financial reporting, and capital allocation to ensure that regional HVAC and plumbing units remain profitable and growth-oriented. By analyzing market trends in the North, the Chief Financial Officer, North Region provides the data-driven insights necessary for strategic decision-making. Daniel (Dan) Mungovan coordinates with the corporate finance team to maintain rigorous accounting standards and compliance across all northern subsidiaries. This leadership role involves optimizing cash flow and identifying investment opportunities that align with the company's mission of industry transformation. Through disciplined financial management, the Chief Financial Officer, North Region supports the expansion of service capabilities and ensures that the northern division contributes effectively to the overall financial stability and success of the organization.
    Daniel (Dan) Mungovan

    Heather Barwick - Chief Financial Officer, Region (South)

    Heather Barwick, the Chief Financial Officer, Region (South) at PremiStar, directs the financial operations and fiscal planning for the company's southern market presence. Barwick oversees the financial performance of regional HVAC and plumbing entities, ensuring that revenue growth aligns with the company's broader strategic objectives. By implementing rigorous cost-control measures and financial forecasting, the Chief Financial Officer, Region (South) maintains the profitability of southern operations. Heather Barwick manages the integration of financial systems for new acquisitions in the region, ensuring consistency in reporting and compliance. This leadership role involves collaborating with regional management to identify opportunities for operational efficiency and capital investment. Through precise financial oversight, the Chief Financial Officer, Region (South) supports the company's mission of delivering unprecedented results by ensuring that the southern division remains a strong, fiscally sound contributor to the overall corporate portfolio.

    John Eberhardt - Chief Operating Officer

    John Eberhardt, the Chief Operating Officer at PremiStar, oversees the daily performance and service delivery standards across the entire portfolio of HVAC and plumbing companies. Eberhardt directs the operational integration of regional owner-operators, ensuring that each entity adheres to the high-growth standards established by the corporate office. By standardizing best practices in mechanical services, the Chief Operating Officer drives efficiency and consistency in customer-centered solutions. John Eberhardt manages the complex logistics of field operations, focusing on resource allocation and service quality to maximize output. This leadership role requires constant interaction with regional presidents to troubleshoot operational bottlenecks and scale successful service models. Through rigorous oversight of service delivery, the Chief Operating Officer ensures that the company meets its performance targets while maintaining the unique identity of each regional brand within the broader organization.

    Jack Deichl - Division President, Mechanical Systems

    Jack Deichl, the Division President, Mechanical Systems at PremiStar, leads the technical strategy and service execution for the company's mechanical systems division. Deichl oversees the engineering and maintenance standards that define the company's HVAC and plumbing service offerings. By focusing on technical innovation, the Division President, Mechanical Systems ensures that the company delivers unique, customer-centered solutions that address complex mechanical challenges. Jack Deichl manages the technical teams and field operations, driving the quality and reliability of service delivery across the portfolio. This leadership role involves staying at the forefront of industry advancements to maintain a competitive advantage in mechanical systems. Through the application of deep technical expertise, the Division President, Mechanical Systems supports the company's mission of industry transformation, ensuring that every mechanical project meets the highest standards of performance and efficiency for the company's diverse client base.

    Anthony Billups - President, Region (North)

    Anthony Billups, the President, Region (North) at PremiStar, manages the operational growth and market presence of the company's northern division. Billups directs the regional strategy, focusing on expanding the footprint of HVAC and plumbing services through the acquisition and development of local owner-operators. By fostering strong relationships with regional clients, the President, Region (North) ensures that the company delivers on its promise of customer-centered solutions. Anthony Billups oversees the performance of northern subsidiaries, driving operational excellence and revenue growth. This leadership role involves coordinating with the corporate team to align regional activities with the company's national mission. Through effective regional management, the President, Region (North) secures the company's position as a leader in the northern market, ensuring that the division consistently achieves the high-growth results expected by the organization.

    Thomas Reedy - President

    Thomas Reedy, the President at PremiStar, oversees the strategic execution and operational performance of the company's diverse business units. Reedy directs the implementation of the company's growth strategy, ensuring that regional HVAC and plumbing companies operate in alignment with the corporate mission. By focusing on the integration of new acquisitions, the President drives the scaling of the company's unique service model. Thomas Reedy manages the relationships with key stakeholders and ensures that the organization maintains its focus on delivering unprecedented results. This leadership role involves high-level oversight of operational efficiency and market expansion efforts. Through the coordination of regional and functional leaders, the President ensures that the company remains agile and responsive to market demands. By maintaining a clear focus on the company's core values, Thomas Reedy supports the long-term success and industry transformation of the entire organization.

    Turner Allison - Chief of Staff

    Turner Allison, the Chief of Staff at PremiStar, manages the executive office operations and facilitates cross-functional alignment across the organization. Allison coordinates high-priority initiatives, ensuring that the strategic objectives set by the leadership team translate into actionable tasks for regional operators. By streamlining communication between the C-suite and the broader business units, the Chief of Staff optimizes internal workflows and enhances organizational agility. Turner Allison monitors the execution of key projects, providing the necessary oversight to maintain momentum on critical HVAC and plumbing service improvements. This role requires deep integration with the company's operational model to ensure that resources support the most impactful growth opportunities. Through meticulous planning and administrative oversight, the Chief of Staff drives the efficiency required to sustain the company's rapid expansion and commitment to delivering superior customer-centered solutions.

    Michael Manke - Chief Information Officer

    Michael Manke, the Chief Information Officer at PremiStar, architects the digital infrastructure that supports the company's diverse HVAC and plumbing operations. Manke oversees the implementation of advanced controls and data systems, ensuring that regional companies possess the technological tools required for modern service delivery. By modernizing the IT landscape, the Chief Information Officer enables seamless integration of newly acquired businesses into the corporate network. Michael Manke drives the adoption of scalable software solutions that enhance field productivity and customer interaction. This leadership role involves managing cybersecurity protocols and data analytics to provide actionable insights for the executive team. Through the deployment of robust information systems, the Chief Information Officer ensures that the company maintains a technological edge, ultimately supporting the broader mission of delivering high-quality, efficient, and reliable mechanical services across all regional markets.
    Michael Manke

    Sarah Clarin - Chief Human Resources Officer

    Sarah Clarin, the Chief Human Resources Officer at PremiStar, leads the talent acquisition and organizational development strategies for the entire company. Clarin architects programs to attract and retain extraordinary people, which remains a cornerstone of the company's growth model. By fostering a culture of professional development, the Chief Human Resources Officer ensures that the workforce possesses the skills necessary to deliver high-quality HVAC and plumbing services. Sarah Clarin manages employee relations, compensation structures, and performance management systems to align individual contributions with corporate goals. This leadership role involves integrating human capital strategies across newly acquired regional companies to maintain a unified corporate identity. Through the implementation of robust HR policies, the Chief Human Resources Officer drives the engagement and productivity of the team, ultimately supporting the company's mission to provide unique, customer-centered solutions through a highly skilled and motivated workforce.
    Sarah Clarin

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    Frequently Asked Questions Regarding PremiStar Top Executives and Leadership Team

    Who leads PremiStar?
    PremiStar is led by Joe Kirmser (Chief Executive Officer At PremiStar, LLC), along with executives such as Daniel (Dan) Mungovan (Chief Financial Officer, North Region) and Heather Barwick (Chief Financial Officer, Region (South)).
    Who is part of PremiStar’s executive team?
    The executive team of PremiStar includes leaders such as Joe Kirmser (Chief Executive Officer At PremiStar, LLC), Daniel (Dan) Mungovan (Chief Financial Officer, North Region), Heather Barwick (Chief Financial Officer, Region (South)) and other senior executives.
    How many executives does PremiStar have?
    PremiStar has 10 executives leading key business areas.
    What roles are included in PremiStar’s leadership team?
    The leadership team of PremiStar includes roles such as Chief Executive Officer At PremiStar, LLC, Chief Financial Officer, North Region, Chief Financial Officer, Region (South), Chief Operating Officer, Division President, Mechanical Systems.