Mueller Industries Executive and Leadership Team

June, 2026

Leadership Overview

Mueller Industries has 7 executives leading key functions including strategy, finance, legal, refrigeration, and manufacturing.

Driven by a commitment to quality, Mueller Industries supplies a global audience with a broad offering of products across diverse markets, industries, and channels, making life and business better.

Leadership Roles at Mueller Industries

  • Chairman of the Board & Chief Executive Officer - Gregory Christopher
  • Executive VP, Chief Financial Officer & Treasurer - Jeffrey Martin
  • President - Refrigeration Businesses - Gary Westermeyer
  • President- Mueller Streamline Co. - Devin Malone
  • President, ATCO Rubber Products, Inc. - Lauren Nickle
  • President Brass and Aluminum - Christopher Mitchell
  • Vice President, General Counsel & Secretary - Christopher Miritello
  • Gregory Christopher - Chairman of the Board & Chief Executive Officer

    Gregory Christopher, the Chairman of the Board & Chief Executive Officer at Mueller Industries, directs the overarching corporate strategy and governance. Christopher guides the company's global operations, ensuring alignment with its mission to provide high-quality products across its principal business segments: Piping Systems, Climate Products, and Industrial Metals. This leadership role involves setting the strategic vision for market expansion and operational excellence. Christopher's oversight extends to critical decision-making processes that impact the company's financial health and long-term growth trajectory. The Chairman of the Board & Chief Executive Officer ensures that Mueller Industries continues to be a reliable supplier to a diverse global customer base, integrating innovation and efficiency into every facet of the business. Gregory Christopher drives the company's commitment to enhancing applications ranging from potable water distribution to automotive drive trains and radar defense systems.

    Jeffrey Martin - Executive VP, Chief Financial Officer & Treasurer

    Jeffrey Martin, the Executive VP, Chief Financial Officer & Treasurer at Mueller Industries, manages the company's financial operations and fiscal strategy. Martin oversees all aspects of financial planning, accounting, treasury functions, and capital management, ensuring robust financial health across the organization. This executive VP, Chief Financial Officer & Treasurer role is critical in supporting the diverse business segments, including Piping Systems, Climate Products, and Industrial Metals, by providing financial insights and driving fiscal discipline. Jeffrey Martin's responsibilities include managing investor relations and securing the financial resources necessary for global expansion and product development. The Executive VP, Chief Financial Officer & Treasurer ensures compliance with financial regulations and optimizes the company's capital structure to support its broad offering of products for various industries. Martin's financial acumen is vital for maintaining the company's reputation for quality and reliability.
    Jeffrey Martin

    Gary Westermeyer - President - Refrigeration Businesses

    Gary Westermeyer, the President - Refrigeration Businesses at Mueller Industries, directs the strategic growth and operational performance of the company's refrigeration product lines. Westermeyer oversees the development, manufacturing, and distribution of climate control components, ensuring high-quality standards are met for a global customer base. This President - Refrigeration Businesses role is integral to the Climate Products segment, driving innovation and market penetration. Gary Westermeyer's leadership focuses on enhancing the efficiency and reliability of products used in applications ranging from household appliances to complex industrial systems. The President - Refrigeration Businesses ensures seamless integration of these products into various market channels, supporting the company's overall mission. Westermeyer's operational expertise is key to maintaining Mueller Industries' reputation for excellence in this critical business area.
    Gary Westermeyer

    Devin Malone - President- Mueller Streamline Co.

    Devin Malone, the President- Mueller Streamline Co. at Mueller Industries, spearheads the strategic direction and operational execution for the Mueller Streamline brand. Malone manages the comprehensive product portfolio within this division, focusing on delivering high-quality solutions for the Piping Systems market. This President- Mueller Streamline Co. role involves driving market share growth and ensuring customer satisfaction through reliable product offerings. Devin Malone's leadership emphasizes operational efficiency and supply chain optimization to meet the demands of diverse industries and channels. The President- Mueller Streamline Co. plays a vital part in the company's commitment to providing critical components for applications such as potable water distribution. Malone's focus on product integrity and market responsiveness supports Mueller Industries' broader mission of making life and business better.

    Lauren Nickle - President, ATCO Rubber Products, Inc.

    Lauren Nickle, the President, ATCO Rubber Products, Inc. at Mueller Industries, leads the strategic initiatives and operational management for the ATCO Rubber Products division. Nickle is responsible for driving the performance and expansion of this key segment, ensuring the delivery of high-quality rubber products to various markets. This President, ATCO Rubber Products, Inc. role focuses on enhancing manufacturing processes and product innovation to meet evolving customer needs across different industries. Lauren Nickle's leadership ensures that ATCO Rubber Products contributes significantly to Mueller Industries' broad offering, particularly in applications requiring durable and reliable rubber components. The President, ATCO Rubber Products, Inc. oversees market strategies and operational excellence to maintain the division's competitive edge. Nickle's dedication supports the company's overall mission of providing essential components for better living and business.

    Christopher Mitchell - President Brass and Aluminum

    Christopher Mitchell, the President Brass and Aluminum at Mueller Industries, directs the strategic vision and operational execution for the company's brass and aluminum business units. Mitchell oversees the manufacturing and supply of high-quality industrial metals, ensuring these products meet stringent industry standards. This President Brass and Aluminum role is central to the Industrial Metals segment, driving innovation and market penetration for critical components. Christopher Mitchell's leadership focuses on optimizing production processes and expanding the reach of these materials into diverse applications, including automotive drive trains and radar defense systems. The President Brass and Aluminum ensures that the division effectively supports Mueller Industries' global customer base and diverse market needs. Mitchell's commitment to quality and operational efficiency reinforces the company's reputation for excellence.

    Christopher Miritello - Vice President, General Counsel & Secretary

    Christopher Miritello, the Vice President, General Counsel & Secretary at Mueller Industries, leads the company's legal affairs and corporate governance. Miritello provides strategic legal counsel on a wide range of matters, including corporate compliance, litigation, intellectual property, and regulatory issues impacting the Piping Systems, Climate Products, and Industrial Metals segments. This Vice President, General Counsel & Secretary role ensures that all business operations adhere to legal standards and ethical practices across global markets. Christopher Miritello's expertise is crucial in navigating complex legal landscapes and mitigating risks associated with the company's broad product offering. The Vice President, General Counsel & Secretary also manages corporate record-keeping and facilitates board communications, upholding the integrity of corporate governance. Miritello's legal guidance supports Mueller Industries' commitment to quality and its mission to serve diverse industries effectively.

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    Frequently Asked Questions Regarding Mueller Industries Top Executives and Leadership Team

    Who leads Mueller Industries?
    Mueller Industries is led by Gregory Christopher (Chairman of the Board & Chief Executive Officer), along with executives such as Jeffrey Martin (Executive VP, Chief Financial Officer & Treasurer) and Gary Westermeyer (President - Refrigeration Businesses).
    Who is part of Mueller Industries’s executive team?
    The executive team of Mueller Industries includes leaders such as Gregory Christopher (Chairman of the Board & Chief Executive Officer), Jeffrey Martin (Executive VP, Chief Financial Officer & Treasurer), Gary Westermeyer (President - Refrigeration Businesses) and other senior executives.
    How many executives does Mueller Industries have?
    Mueller Industries has 7 executives leading key business areas.
    What roles are included in Mueller Industries’s leadership team?
    The leadership team of Mueller Industries includes roles such as Chairman of the Board & Chief Executive Officer, Executive VP, Chief Financial Officer & Treasurer, President - Refrigeration Businesses, President- Mueller Streamline Co., President, ATCO Rubber Products, Inc..