SiteOne Landscape Supply Executive and Leadership Team

November, 2026

Leadership Overview

SiteOne Landscape Supply has 6 executives leading key functions including strategy, information technology, financial management, regional operations, and business development.

Focused on delivering superior value to professional contractors, SiteOne Landscape Supply empowers partners through deep industry expertise and a commitment to operational excellence that drives growth across the entire landscape supply sector.

Leadership Roles at SiteOne Landscape Supply

  • Chief Executive Officer & Chairman - Doug Black
  • Chief Financial Officer - Eric Elema
  • Division President (East) - Jerry Justice
  • President - Edward Santalone
  • President - Stephanie Hertzog
  • 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. By aligning internal resources with the evolving needs of professional landscape contractors, Black ensures the company maintains a competitive edge in the retail supply market. The Chief Executive Officer & Chairman oversees high-level governance and board relations, fostering a culture of accountability and performance. Through the implementation of the Stronger Together initiative, Black drives market expansion and operational efficiency across North American territories. This leadership role involves constant evaluation of industry trends to anticipate customer challenges and expectations. Doug Black maintains a focus on sustainable growth, ensuring the business model remains resilient against market fluctuations. Ultimately, the Chief Executive Officer & Chairman secures the financial health and strategic direction of the enterprise, positioning the firm as the premier partner for landscape professionals seeking reliable supply chain solutions.
    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 of the organization. By overseeing financial planning, reporting, and risk management, Elema ensures the company maintains the liquidity necessary for aggressive market expansion. The Chief Financial Officer directs budgeting processes that align with the strategic goals of the business, providing the necessary oversight to optimize profitability across diverse product lines. This leadership role involves constant interaction with the board to communicate financial performance and long-term value creation. Eric Elema drives initiatives to improve cost structures and operational efficiency, directly impacting the bottom line. By monitoring economic indicators and industry-specific financial trends, Elema provides the insights required for informed decision-making. The Chief Financial Officer secures the financial foundation of the firm, enabling the company to invest in the resources and partnerships that define the Stronger Together philosophy within the competitive landscape supply market.
    Eric Elema

    Jerry Justice - Division President (East)

    Jerry Justice, the Division President (East) at SiteOne Landscape Supply, manages all commercial activities and operational performance across the eastern region. By overseeing a vast network of branches, Justice ensures consistent service delivery and adherence to the company's high standards for customer engagement. The Division President (East) directs regional sales teams, focusing on building deep relationships with local contractors to address specific project challenges. This leadership role involves coordinating with corporate headquarters to implement national strategies while maintaining the flexibility to adapt to regional market nuances. Jerry Justice drives revenue growth by identifying new business opportunities and optimizing local inventory availability. By fostering a culture of excellence within the eastern division, Justice supports the broader mission of becoming the preferred partner for landscape professionals. The Division President (East) maintains a focus on operational efficiency, ensuring that regional logistics and customer support functions remain aligned with the overarching goals of the organization.

    Edward Santalone - President

    Edward Santalone, the President at SiteOne Landscape Supply, oversees the execution of core business operations and the integration of strategic initiatives across the enterprise. By focusing on internal scaling and process optimization, Santalone ensures that the company maintains high service levels during periods of rapid growth. The President directs cross-functional teams to streamline supply chain logistics and enhance the efficiency of product distribution. This leadership role involves working closely with other executives to translate high-level strategy into actionable operational plans. Edward Santalone drives performance improvements by identifying bottlenecks in the service model and implementing solutions that improve contractor satisfaction. By prioritizing the alignment of operational capabilities with customer goals, Santalone supports the company's commitment to being a reliable partner. The President maintains a focus on organizational agility, ensuring that the business remains responsive to the changing needs of the landscape industry while upholding the standards of the Stronger Together brand.

    Stephanie Hertzog - President

    Stephanie Hertzog, the President at SiteOne Landscape Supply, leads the development and implementation of customer-centric growth strategies and market expansion efforts. By focusing on the enhancement of the service portfolio, Hertzog ensures that the company provides unique value to professional contractors. The President directs marketing and business development functions, crafting initiatives that deepen customer loyalty and broaden the market reach. This leadership role involves analyzing competitive landscapes to identify new service opportunities and strategic partnerships. Stephanie Hertzog drives the adoption of innovative solutions that address the specific goals and challenges of the client base. By overseeing the alignment of product offerings with market demand, Hertzog ensures that the company remains at the forefront of the landscape supply industry. The President maintains a focus on long-term brand positioning, ensuring that the organization continues to deliver on the promise of being a trusted partner for landscape professionals across all operational regions.

    David Bannister - Chief Information Officer

    David Bannister, the Chief Information Officer at SiteOne Landscape Supply, architects the digital infrastructure required to support complex supply chain operations and customer-facing platforms. By modernizing data systems, Bannister enables seamless integration between inventory management and client procurement processes. The Chief Information Officer oversees cybersecurity protocols and enterprise software deployments, ensuring data integrity across all regional operations. This leadership role involves collaborating with executive peers to leverage technology for improved service delivery and operational transparency. David Bannister drives digital transformation initiatives that allow the company to better understand contractor needs through advanced analytics. By optimizing the technological backbone of the organization, Bannister supports the broader mission of providing efficient, reliable supply solutions. The Chief Information Officer maintains a focus on scalable architecture, ensuring that digital tools evolve alongside the growing demands of the landscape industry, thereby enhancing the overall customer experience and internal productivity.

    Explore Leadership Teams in Flowers, Gifts & Specialty Stores

    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 Jerry Justice (Division President (East)).
    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), Jerry Justice (Division President (East)) 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, Division President (East), President, President.