SiteOne Landscape Supply Executive and Leadership Team

September, 2026

Leadership Overview

SiteOne Landscape Supply has 6 executives leading key functions including strategy, financial oversight, digital infrastructure, operational management, and regional market expansion.

Focused on delivering premium wholesale landscape solutions, SiteOne Landscape Supply maintains a commitment to professional excellence and sustainable growth across the North American outdoor living industry.

Leadership Roles at SiteOne Landscape Supply

  • Chief Executive Officer & Chairman - Doug Black
  • Chief Financial Officer - Eric Elema
  • President - Stephanie Hertzog
  • President - Edward Santalone
  • Division President (East) - Jerry Justice
  • Chief Information Officer - David Bannister
  • Doug Black - Chief Executive Officer & Chairman

    Doug Black, the Chief Executive Officer & Chairman at SiteOne Landscape Supply, directs the overarching corporate strategy and long-term vision for the organization. Overseeing the integration of wholesale irrigation, nursery, and turf protection product lines, the Chief Executive Officer & Chairman ensures alignment between market demand and supply chain capabilities. This leadership role involves constant engagement with the Board to drive shareholder value and maintain a competitive edge in the landscape supply sector. By fostering a culture of operational excellence, Doug Black optimizes the company's footprint across North America. The Chief Executive Officer & Chairman monitors industry trends to pivot the business model toward emerging opportunities in outdoor lighting and fertilizer distribution. Through rigorous performance management, Black secures the company's position as a market leader, ensuring that all business units contribute effectively to the broader mission of providing comprehensive landscape solutions to professional contractors.
    Doug Black

    Eric Elema - Chief Financial Officer

    Eric Elema, the Chief Financial Officer at SiteOne Landscape Supply, manages the fiscal health and capital allocation strategies for the entire enterprise. Overseeing financial reporting, budgeting, and risk management, the Chief Financial Officer ensures the company maintains a robust balance sheet to support the acquisition of new landscape supply assets. This leadership role involves close collaboration with the executive team to evaluate the profitability of various product categories, including fertilizers and outdoor lighting. By implementing stringent financial controls, Eric Elema drives operational efficiency across all regional distribution centers. The Chief Financial Officer analyzes market data to forecast revenue growth and mitigate potential economic volatility. Through precise financial planning, Elema supports the company's expansion goals, ensuring that capital investments align with the long-term strategic objectives of the organization while maintaining high standards of fiscal transparency and accountability.
    Eric Elema

    Stephanie Hertzog - President

    Stephanie Hertzog, the President at SiteOne Landscape Supply, oversees the strategic execution of core business operations and the management of key product categories. Focusing on the nursery and landscape supply segments, the President drives initiatives to improve product availability and service quality for professional clients. This leadership role involves coordinating with cross-functional teams to refine the go-to-market strategy for fertilizers and outdoor lighting solutions. By optimizing internal processes, Stephanie Hertzog ensures that the company delivers consistent value across its vast network of distribution centers. The President monitors operational performance metrics to identify areas for improvement and growth within the landscape supply industry. Through effective team leadership, Hertzog fosters a culture of customer-centricity, ensuring that the company meets the evolving needs of landscape professionals. This role remains central to maintaining the company's reputation for reliability and expertise in the wholesale market.

    Edward Santalone - President

    Edward Santalone, the President at SiteOne Landscape Supply, manages the strategic development and expansion of specialized service offerings within the wholesale landscape market. Focusing on the irrigation and outdoor lighting divisions, the President directs efforts to enhance technical support and product training for professional contractors. This leadership role involves identifying new market opportunities and strengthening relationships with key vendors to ensure a diverse and high-quality product portfolio. By overseeing the integration of new technologies into the service model, Edward Santalone drives innovation in how the company supports landscape projects. The President collaborates with regional leaders to ensure that service standards remain high across all operational territories. Through a focus on operational excellence and market penetration, Santalone supports the company's growth objectives, ensuring that the organization remains the preferred partner for landscape professionals seeking comprehensive, high-performance supply solutions.

    Jerry Justice - Division President (East)

    Jerry Justice, the Division President (East) at SiteOne Landscape Supply, directs all operational activities and market growth initiatives throughout the eastern region of the United States. Overseeing a vast network of distribution centers, the Division President (East) ensures that local teams provide exceptional service and product availability for irrigation, nursery, and landscape supplies. This leadership role involves managing regional sales performance and implementing strategies to capture greater market share among professional contractors. By driving local engagement and operational efficiency, Jerry Justice optimizes the supply chain to meet the specific demands of the eastern market. The Division President (East) collaborates with corporate leadership to align regional activities with the company's broader strategic goals. Through consistent focus on customer satisfaction and team development, Justice strengthens the company's presence, ensuring that the eastern division remains a high-performing component of the overall business model.

    David Bannister - Chief Information Officer

    David Bannister, the Chief Information Officer at SiteOne Landscape Supply, architects the digital infrastructure and technology roadmap necessary to support a complex wholesale distribution network. Overseeing the implementation of advanced inventory management systems and e-commerce platforms, the Chief Information Officer ensures seamless connectivity between suppliers, distribution hubs, and professional landscape contractors. This leadership role involves modernizing data analytics capabilities to improve supply chain visibility for products like irrigation components and turf protection supplies. By driving digital transformation, David Bannister enhances the customer experience and streamlines internal workflows across the North American market. The Chief Information Officer manages cybersecurity protocols to protect sensitive business data and maintain operational continuity. Through the deployment of scalable cloud solutions, Bannister enables the company to adapt quickly to changing market demands, ensuring that technology remains a primary driver of efficiency and competitive advantage for the entire organization.

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    Frequently Asked Questions Regarding SiteOne Landscape Supply Top Executives and Leadership Team

    Who leads SiteOne Landscape Supply?
    SiteOne Landscape Supply is led by Doug Black (Chief Executive Officer & Chairman), along with executives such as Eric Elema (Chief Financial Officer) and Stephanie Hertzog (President).
    Who is part of SiteOne Landscape Supply’s executive team?
    The executive team of SiteOne Landscape Supply includes leaders such as Doug Black (Chief Executive Officer & Chairman), Eric Elema (Chief Financial Officer), Stephanie Hertzog (President) and other senior executives.
    How many executives does SiteOne Landscape Supply have?
    SiteOne Landscape Supply has 6 executives leading key business areas.
    What roles are included in SiteOne Landscape Supply’s leadership team?
    The leadership team of SiteOne Landscape Supply includes roles such as Chief Executive Officer & Chairman, Chief Financial Officer, President, President, Division President (East).