1-800 Radiator & A/C Executive and Leadership Team

July, 2026

Leadership Overview

1-800 Radiator & A/C has 9 executives leading key functions including strategy, finance, and operations.

Driven by a commitment to customer satisfaction, 1-800 Radiator & A/C specializes in the retail sale of essential car parts, impacting the automotive aftermarket with reliable engine and A/C components.

Leadership Roles at 1-800 Radiator & A/C

  • Chief Executive Officer - David Gruner
  • President & Chief Executive Officer - Eric Sitterle
  • Chief Financial Officer - Griffin Lonardo
  • President & Owner - Barry Fritzer
  • President - Patrick Wohlwend
  • President - Jason Kurzman
  • President - Gene Synkelma
  • President - Andrew Fay
  • President - Justin Smith
  • David Gruner - Chief Executive Officer

    David Gruner, the Chief Executive Officer at 1-800 Radiator & A/C, directs the overarching strategic vision and operational framework for the company's retail auto parts business. Gruner's leadership focuses on expanding market reach and optimizing the supply chain for A/C units, radiators, and engine components. This executive guides the company's expansion efforts, ensuring alignment with the core mission of providing essential car parts to customers. David Gruner oversees the integration of new product lines and the enhancement of customer service protocols. The Chief Executive Officer's responsibilities include fostering innovation within the product catalog and maintaining the company's competitive edge in the automotive aftermarket sector. Gruner drives initiatives that support sustained growth and operational efficiency across all retail locations, solidifying the company's position in Benicia, California, and beyond.
    David Gruner

    Eric Sitterle - President & Chief Executive Officer

    Eric Sitterle, the President & Chief Executive Officer at 1-800 Radiator & A/C, spearheads the company's strategic direction and executive leadership, guiding the retail sale of automotive parts. Sitterle's role involves driving growth initiatives and ensuring operational excellence across the organization, particularly in the distribution of A/C units and radiators. This executive oversees the development and execution of business strategies aimed at enhancing market penetration and customer loyalty. Eric Sitterle manages key relationships with suppliers and partners, ensuring a robust inventory of engine parts and related components. The President & Chief Executive Officer's focus includes optimizing sales channels and expanding the company's footprint within the United States. Sitterle champions initiatives that reinforce 1-800 Radiator & A/C's commitment to quality and service, directly impacting the company's financial performance and market standing.
    Eric Sitterle

    Griffin Lonardo - Chief Financial Officer

    Griffin Lonardo, the Chief Financial Officer at 1-800 Radiator & A/C, manages all financial operations and fiscal strategy for the company's retail auto parts business. Lonardo's responsibilities encompass financial planning, budgeting, and risk management, ensuring the fiscal health of the organization. This executive oversees the financial reporting and analysis related to the sale of A/C units, radiators, and engine parts. Griffin Lonardo directs investment strategies and capital allocation to support business expansion and operational improvements. The Chief Financial Officer's role involves optimizing cash flow and ensuring compliance with all financial regulations. Lonardo drives initiatives to enhance profitability and shareholder value, contributing directly to the company's sustained growth and stability in the competitive automotive aftermarket.

    Barry Fritzer - President & Owner

    Barry Fritzer, the President & Owner at 1-800 Radiator & A/C, provides executive leadership and strategic oversight for the company's operations in the retail sale of car parts. Fritzer's ownership stake underscores a deep commitment to the company's mission, focusing on the distribution of A/C units, radiators, and engine components. This executive guides the overall business strategy, ensuring alignment with market demands and customer needs. Barry Fritzer oversees key operational decisions that impact inventory management and sales performance across the United States. The President & Owner's role involves fostering a culture of excellence and driving initiatives that enhance the company's brand reputation and market position. Fritzer's leadership ensures the long-term viability and growth of 1-800 Radiator & A/C within the automotive aftermarket sector.
    Barry Fritzer

    Patrick Wohlwend - President

    Patrick Wohlwend, the President at 1-800 Radiator & A/C, directs operational strategies and business development for the company's retail auto parts segment. Wohlwend's leadership focuses on enhancing the efficiency of distributing A/C units, radiators, and various engine parts to customers. This executive oversees the management of regional sales teams and ensures the effective implementation of company policies. Patrick Wohlwend drives initiatives aimed at improving customer service and expanding market share within the automotive aftermarket. The President's responsibilities include fostering strong relationships with key stakeholders and optimizing supply chain logistics. Wohlwend's strategic guidance supports the company's growth objectives and reinforces its commitment to providing quality car parts across its service areas.

    Jason Kurzman - President

    Jason Kurzman, the President at 1-800 Radiator & A/C, leads strategic initiatives focused on expanding the company's retail presence and product offerings in automotive parts. Kurzman's role involves overseeing the sales and distribution network for essential components like A/C units and radiators. This executive drives efforts to enhance operational efficiency and customer satisfaction across all market segments. Jason Kurzman manages key partnerships and explores new business opportunities to strengthen the company's market position. The President's focus includes optimizing inventory management for engine parts and ensuring timely delivery to meet customer demands. Kurzman's leadership contributes to the sustained growth and competitive advantage of 1-800 Radiator & A/C in the automotive aftermarket.

    Gene Synkelma - President

    Gene Synkelma, the President at 1-800 Radiator & A/C, directs the company's operational execution and strategic planning within the automotive parts retail sector. Synkelma's leadership emphasizes the efficient distribution of A/C units, radiators, and engine parts, ensuring product availability and customer accessibility. This executive oversees the management of sales channels and the development of market-specific strategies. Gene Synkelma drives initiatives to improve supply chain performance and enhance the overall customer experience. The President's responsibilities include fostering innovation in product sourcing and delivery methods. Synkelma's guidance supports the company's objective to maintain a leading position in the automotive aftermarket by providing reliable and high-quality car components.

    Andrew Fay - President

    Andrew Fay, the President at 1-800 Radiator & A/C, spearheads the company's strategic growth and operational management in the retail automotive parts industry. Fay's leadership focuses on optimizing the distribution of critical components such as A/C units and radiators, ensuring market responsiveness. This executive oversees the implementation of sales strategies and the expansion of the company's customer base. Andrew Fay drives initiatives to enhance operational efficiency and maintain product quality for engine parts and related accessories. The President's role involves cultivating strong business relationships and exploring avenues for market penetration. Fay's strategic direction supports 1-800 Radiator & A/C's commitment to providing essential car parts and reinforcing its presence in the automotive aftermarket.

    Justin Smith - President

    Justin Smith, the President at 1-800 Radiator & A/C, leads the company's strategic direction and operational execution within the automotive parts retail market. Smith's focus involves enhancing the distribution and sales of key components, including A/C units and radiators, to meet diverse customer needs. This executive oversees the management of sales teams and the development of effective market strategies. Justin Smith drives initiatives aimed at improving operational efficiency and expanding the company's reach across various regions. The President's responsibilities include fostering innovation in product sourcing and ensuring the timely availability of engine parts. Smith's leadership contributes to 1-800 Radiator & A/C's objective of maintaining a strong market presence and delivering value to customers.

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    Frequently Asked Questions Regarding 1-800 Radiator & A/C Top Executives and Leadership Team

    Who leads 1-800 Radiator & A/C?
    1-800 Radiator & A/C is led by David Gruner (Chief Executive Officer), along with executives such as Eric Sitterle (President & Chief Executive Officer) and Griffin Lonardo (Chief Financial Officer).
    Who is part of 1-800 Radiator & A/C’s executive team?
    The executive team of 1-800 Radiator & A/C includes leaders such as David Gruner (Chief Executive Officer), Eric Sitterle (President & Chief Executive Officer), Griffin Lonardo (Chief Financial Officer) and other senior executives.
    How many executives does 1-800 Radiator & A/C have?
    1-800 Radiator & A/C has 9 executives leading key business areas.
    What roles are included in 1-800 Radiator & A/C’s leadership team?
    The leadership team of 1-800 Radiator & A/C includes roles such as Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, President & Owner, President.