GMS Executive and Leadership Team

October, 2026

Leadership Overview

GMS has 9 executives leading key functions including corporate strategy, revenue generation, financial oversight, legal compliance, and regional operations.

Focused on delivering high-quality building materials to contractors across North America, GMS maintains a commitment to operational excellence and local market support through a robust distribution network.

Leadership Roles at GMS

  • Chief Executive Officer & President - John Turner
  • Chief Financial Officer - Oleg Melnikov
  • Chief Financial Officer/Accountant - Charlène Leborgne
  • President, GMS (Canada) - Paul Green
  • President - Steven Hoffman
  • Executive President - Esteban Lubensky
  • President & Certified Public Accountant - Gayle Smith
  • Chief Revenue Officer - Anurag Aggarwal
  • Vice President, General Counsel & Corporate Secretary - Craig Apolinsky
  • John Turner - Chief Executive Officer & President

    John Turner, the Chief Executive Officer & President at GMS, directs the overarching corporate strategy and long-term vision for the organization. Overseeing the entire executive leadership team, Turner ensures alignment between national distribution goals and local contractor requirements across North America. This leadership role involves managing complex supply chain logistics and fostering relationships with key industry partners to maintain market dominance. By prioritizing operational efficiency and customer-centric service models, John Turner directly impacts the company's ability to scale effectively in competitive construction markets. Turner consistently evaluates market trends to refine the business model, ensuring that the organization remains the preferred partner for residential and commercial building supplies. Through rigorous oversight of internal performance metrics, Turner secures the financial health and growth trajectory of the enterprise while maintaining high standards of service excellence.
    John Turner

    Oleg Melnikov - Chief Financial Officer

    Oleg Melnikov, the Chief Financial Officer at GMS, manages the financial architecture and capital allocation strategies for the entire organization. Overseeing fiscal planning, budgeting, and investor relations, Melnikov ensures the company maintains a strong balance sheet to support ongoing expansion in the construction supply industry. This leadership role involves rigorous analysis of operational costs and the implementation of financial controls to improve profit margins across North American operations. Oleg Melnikov works closely with the Board to communicate financial performance and long-term value creation strategies. By optimizing capital structure and managing risk, Melnikov provides the necessary stability for the company to pursue strategic acquisitions and infrastructure investments. Melnikov maintains a focus on transparency and regulatory compliance, ensuring that all financial reporting reflects the true operational health of the business while supporting sustainable growth initiatives.
    Oleg Melnikov

    Charlène Leborgne - Chief Financial Officer/Accountant

    Charlène Leborgne, the Chief Financial Officer/Accountant at GMS, directs the technical accounting functions and internal audit processes to ensure precise financial reporting. Managing the day-to-day fiscal operations, Leborgne oversees the integrity of financial data and tax compliance across all regional business units. This role involves streamlining accounting workflows to support the rapid distribution of construction products to local contractors. Charlène Leborgne collaborates with the broader finance team to implement robust internal controls that mitigate operational risks and enhance reporting accuracy. By focusing on the granular details of ledger management and financial reconciliation, Leborgne provides the executive team with reliable data for strategic decision-making. Leborgne ensures that all accounting practices adhere to industry standards, thereby protecting the company's reputation and supporting the overall financial stability required for continued market expansion in the building supply sector.

    Paul Green - President, GMS (Canada)

    Paul Green, the President, GMS (Canada) at GMS, directs all operational activities and market expansion efforts within the Canadian territory. Overseeing the regional supply chain and local contractor relationships, Green ensures that the company meets the specific building supply needs of the Canadian market. This leadership role involves managing regional teams and optimizing distribution logistics to maintain high service levels across diverse geographic areas. Paul Green collaborates with the executive team to align Canadian operations with the broader corporate strategy while adapting to local market nuances. By focusing on operational efficiency and customer satisfaction, Green drives revenue growth and strengthens the company's presence in the region. Green monitors regional performance metrics to identify opportunities for process improvement, ensuring that the Canadian division remains a key contributor to the overall success of the organization.
    Paul Green

    Steven Hoffman - President

    Steven Hoffman, the President at GMS, manages the operational execution of core business units to ensure consistent service delivery for construction clients. Overseeing the integration of regional distribution centers, Hoffman drives initiatives that improve supply chain velocity and inventory management. This leadership role involves coordinating with department heads to streamline internal processes and enhance the overall customer experience for local contractors. Steven Hoffman focuses on scaling operational capacity to meet the increasing demand for building materials across North America. By fostering a culture of efficiency and accountability, Hoffman ensures that all business units operate in alignment with the company's mission. Hoffman evaluates operational performance data to identify bottlenecks and implements strategic solutions that support sustained growth and profitability, ensuring that the company maintains its competitive edge in the building supply industry.

    Esteban Lubensky - Executive President

    Esteban Lubensky, the Executive President at GMS, directs high-level strategic initiatives aimed at expanding the company's market footprint and service capabilities. Overseeing cross-functional projects, Lubensky ensures that the organization effectively leverages its distribution network to capture new business opportunities in the construction sector. This leadership role involves working with the executive team to define long-term growth objectives and execute complex business development strategies. Esteban Lubensky monitors industry trends to anticipate shifts in demand, ensuring that the company remains agile and responsive to the needs of professional contractors. By driving innovation in service delivery and product distribution, Lubensky enhances the company's value proposition. Lubensky focuses on building strategic alliances and optimizing internal resources to support the company's mission of providing comprehensive building supply solutions across North America.

    Gayle Smith - President & Certified Public Accountant

    Gayle Smith, the President & Certified Public Accountant at GMS, manages the intersection of operational leadership and financial oversight to ensure the company's fiscal health. Overseeing the financial performance of specific business segments, Smith utilizes accounting expertise to drive cost-efficiency and improve profitability. This leadership role involves analyzing financial statements to guide operational decisions and ensure that all business activities remain within budgetary constraints. Gayle Smith collaborates with the finance and operations teams to implement rigorous financial reporting standards that support transparent decision-making. By focusing on the financial viability of new projects and market expansions, Smith ensures that the company achieves its growth targets while maintaining a strong bottom line. Smith provides the necessary financial discipline to support the company's mission, ensuring that all operational efforts contribute to long-term value for the organization.
    Gayle Smith

    Anurag Aggarwal - Chief Revenue Officer

    Anurag Aggarwal, the Chief Revenue Officer at GMS, drives the company's commercial growth and sales performance across all regional markets. Managing the integration of sales strategies with supply chain capabilities, Aggarwal optimizes revenue streams for both commercial and residential building product lines. This role requires constant collaboration with regional leadership to identify emerging market opportunities and expand the customer base among local contractors. Anurag Aggarwal monitors sales data to refine pricing models and inventory management, ensuring that revenue targets align with broader corporate objectives. By implementing data-driven sales initiatives, Aggarwal enhances the competitive positioning of the company within the North American construction sector. Aggarwal focuses on maximizing market share through strategic account management and the development of high-impact sales programs that address the specific needs of professional builders and contractors.

    Craig Apolinsky - Vice President, General Counsel & Corporate Secretary

    Craig Apolinsky, the Vice President, General Counsel & Corporate Secretary at GMS, manages all legal affairs and corporate governance protocols. Overseeing contract negotiations, regulatory compliance, and risk management, Apolinsky ensures that the company operates within the legal frameworks of the North American construction market. This leadership role involves advising the Board on governance matters and maintaining the integrity of corporate records. Craig Apolinsky works to protect the company's intellectual property and manages litigation strategies to minimize exposure to operational liabilities. By providing legal guidance on mergers, acquisitions, and strategic partnerships, Apolinsky facilitates the company's growth objectives while maintaining strict adherence to ethical standards. Apolinsky focuses on proactive risk mitigation, ensuring that all business activities align with legal requirements and corporate policies, thereby safeguarding the long-term interests of the organization and its stakeholders.

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    Frequently Asked Questions Regarding GMS Top Executives and Leadership Team

    Who leads GMS?
    GMS is led by John Turner (Chief Executive Officer & President), along with executives such as Oleg Melnikov (Chief Financial Officer) and Charlène Leborgne (Chief Financial Officer/Accountant).
    Who is part of GMS’s executive team?
    The executive team of GMS includes leaders such as John Turner (Chief Executive Officer & President), Oleg Melnikov (Chief Financial Officer), Charlène Leborgne (Chief Financial Officer/Accountant) and other senior executives.
    How many executives does GMS have?
    GMS has 9 executives leading key business areas.
    What roles are included in GMS’s leadership team?
    The leadership team of GMS includes roles such as Chief Executive Officer & President, Chief Financial Officer, Chief Financial Officer/Accountant, President, GMS (Canada), President.