Big O Tires Executive and Leadership Team

September, 2026

Leadership Overview

Big O Tires has 7 executives leading key functions including strategy, operations, financial oversight, and regional franchise management.

Committed to automotive excellence, Big O Tires delivers high-quality tire and battery services across the United States while maintaining a robust franchise network focused on customer safety and vehicle performance.

Leadership Roles at Big O Tires

  • Chief Executive Officer - John Sorensen
  • President & Chief Executive Officer - Michael McClure
  • Chief Financial Officer - Barbara Freund
  • Chief Operating Officer - Gary Skidmore
  • President & Owner - Drew Prange
  • President - Bert Wachter
  • President - Mark Bucker
  • John Sorensen - Chief Executive Officer

    John Sorensen, the Chief Executive Officer at Big O Tires, directs the overarching corporate strategy for the national automotive retail network. Sorensen architects long-term growth initiatives by optimizing franchise relationships and expanding the footprint of tire and battery service centers across the United States. By aligning operational goals with market demands, the Chief Executive Officer ensures consistent service quality across all locations. This leadership role involves constant collaboration with the board to refine the business model and enhance brand value within the competitive automotive parts sector. John Sorensen monitors industry trends to maintain a dominant market position. Through rigorous oversight of corporate performance, the Chief Executive Officer drives profitability and operational efficiency. Ultimately, Sorensen secures the future of the organization by fostering innovation in automotive maintenance and retail service delivery.
    John Sorensen

    Michael McClure - President & Chief Executive Officer

    Michael McClure, the President & Chief Executive Officer at Big O Tires, manages the executive vision and daily administrative functions of the franchise organization. McClure executes high-level operational plans that support the widespread distribution of automotive parts and maintenance services. Overseeing the integration of new franchise locations, the President & Chief Executive Officer ensures that every store adheres to strict safety and quality standards. This position requires constant interaction with regional managers to streamline supply chain logistics and inventory management. Michael McClure evaluates performance metrics to identify opportunities for revenue growth and cost reduction. By championing customer-centric service models, the President & Chief Executive Officer strengthens the reputation of the brand. McClure maintains a focus on sustainable expansion, ensuring that the company remains a leader in the national automotive retail landscape.

    Barbara Freund - Chief Financial Officer

    Barbara Freund, the Chief Financial Officer at Big O Tires, manages the fiscal health and capital allocation strategies for the entire automotive retail enterprise. Freund architects robust financial reporting systems that provide transparency into franchise performance and corporate revenue streams. By overseeing budgeting, tax compliance, and investment planning, the Chief Financial Officer ensures the long-term stability of the organization. This role involves working closely with the executive team to evaluate the financial viability of new market entries and service expansions. Barbara Freund monitors cash flow and capital expenditures to support the growth of the tire and battery business. Through precise financial analysis, the Chief Financial Officer identifies risks and implements mitigation strategies to protect corporate assets. Freund secures the financial foundation necessary for the company to continue providing essential automotive services nationwide.
    Barbara Freund

    Gary Skidmore - Chief Operating Officer

    Gary Skidmore, the Chief Operating Officer at Big O Tires, supervises the daily technical operations and service delivery protocols across the national network. Skidmore architects efficient workflows for tire installation and battery replacement services to maximize shop productivity. By managing the logistics of automotive parts procurement, the Chief Operating Officer ensures that every franchise location maintains optimal inventory levels. This role involves coordinating with regional teams to implement standardized maintenance procedures that enhance vehicle safety for consumers. Gary Skidmore monitors operational data to identify bottlenecks and improve service speed. Through the application of lean management principles, the Chief Operating Officer drives significant improvements in shop throughput and customer satisfaction. Skidmore maintains a rigorous focus on operational excellence, ensuring that the company delivers consistent value across all geographic markets.

    Drew Prange - President & Owner

    Drew Prange, the President & Owner at Big O Tires, directs the strategic direction and ownership interests of specific franchise operations within the broader network. Prange architects localized business development plans that capitalize on regional market opportunities for tire and automotive parts sales. By managing the day-to-day business activities, the President & Owner ensures that local service centers meet the high standards expected by the brand. This leadership role involves cultivating strong relationships with local customers and community stakeholders to drive repeat business. Drew Prange evaluates local market data to adjust service offerings and pricing strategies effectively. Through hands-on management, the President & Owner fosters a culture of service excellence and technical proficiency. Prange maintains a commitment to operational growth, ensuring that the franchise remains a trusted provider of automotive maintenance solutions.
    Drew Prange

    Bert Wachter - President

    Bert Wachter, the President at Big O Tires, oversees the strategic management of specific regional franchise clusters to ensure consistent brand execution. Wachter architects growth initiatives that focus on increasing market share within designated territories through superior tire and battery service delivery. By coordinating with store managers, the President ensures that all locations adhere to corporate safety and quality guidelines. This role involves analyzing regional sales data to optimize inventory and staffing levels for maximum efficiency. Bert Wachter drives the implementation of new service technologies that improve the customer experience at the point of sale. Through proactive leadership, the President supports the development of high-performing teams capable of handling complex automotive maintenance tasks. Wachter maintains a focus on regional profitability, ensuring that the company continues to expand its influence in the automotive retail sector.

    Mark Bucker - President

    Mark Bucker, the President at Big O Tires, manages the operational oversight and strategic development of key franchise territories. Bucker architects programs that enhance the technical capabilities of service technicians, ensuring high-quality tire and battery installations. By monitoring regional performance indicators, the President identifies opportunities to streamline operations and improve service delivery times. This role involves collaborating with corporate leadership to align local business practices with the overarching mission of the company. Mark Bucker drives initiatives that improve customer retention through reliable automotive maintenance and transparent service communication. Through the effective management of resources, the President ensures that each location operates at peak efficiency. Bucker maintains a commitment to excellence, ensuring that the brand remains the preferred choice for automotive parts and services in the assigned regions.

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    Frequently Asked Questions Regarding Big O Tires Top Executives and Leadership Team

    Who leads Big O Tires?
    Big O Tires is led by John Sorensen (Chief Executive Officer), along with executives such as Michael McClure (President & Chief Executive Officer) and Barbara Freund (Chief Financial Officer).
    Who is part of Big O Tires’s executive team?
    The executive team of Big O Tires includes leaders such as John Sorensen (Chief Executive Officer), Michael McClure (President & Chief Executive Officer), Barbara Freund (Chief Financial Officer) and other senior executives.
    How many executives does Big O Tires have?
    Big O Tires has 7 executives leading key business areas.
    What roles are included in Big O Tires’s leadership team?
    The leadership team of Big O Tires includes roles such as Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President & Owner.