Yellowstone Landscape Executive and Leadership Team

June, 2026

Leadership Overview

Yellowstone Landscape has 4 executives leading key functions including strategy, information technology, finance, and operations.

Driven by a commitment to excellence, Yellowstone Landscape delivers professional landscape services, focusing on comprehensive maintenance, irrigation, tree care, installation, and snow removal to enhance commercial properties.

Leadership Roles at Yellowstone Landscape

  • President & Chief Executive Officer - Harry Lamberton
  • Chief Financial Officer - Timothy Sherman
  • President - John Cerul
  • Chief Information Officer - Gabriel Perez
  • Harry Lamberton - President & Chief Executive Officer

    Harry Lamberton, the President & Chief Executive Officer at Yellowstone Landscape, directs the company's overall strategic vision and operational execution. Lamberton guides the enterprise through market shifts, ensuring alignment with the company's mission to provide comprehensive commercial landscaping solutions. This leadership role involves overseeing all departments, from client acquisition to service delivery, and fostering a culture of efficiency and client satisfaction. By setting high standards for landscape maintenance, irrigation, tree care, and snow removal services, Harry Lamberton drives the company's growth and market position. The President & Chief Executive Officer ensures that Yellowstone Landscape consistently meets and exceeds client expectations across all service offerings, solidifying its reputation as a full-service provider.

    Timothy Sherman - Chief Financial Officer

    Timothy Sherman, the Chief Financial Officer at Yellowstone Landscape, oversees all financial operations, including budgeting, forecasting, and financial reporting. Sherman manages the company's fiscal health, ensuring profitability and sustainable growth across all service lines like landscape maintenance, irrigation, tree care, and snow removal. This executive role involves developing financial strategies that support operational objectives and capital investments. The Chief Financial Officer analyzes market trends and financial data to identify opportunities for cost optimization and revenue enhancement. By maintaining rigorous financial controls and compliance, Timothy Sherman safeguards the company's assets and provides critical financial insights to guide strategic decision-making for Yellowstone Landscape.

    John Cerul - President

    John Cerul, the President at Yellowstone Landscape, directs the operational execution of the company's comprehensive service offerings. Cerul focuses on the seamless delivery of landscape maintenance, irrigation installation and repair, tree care services, landscape installation and enhancements, and snow & ice removal. This leadership position involves optimizing field operations, managing project timelines, and ensuring the highest quality of service delivery across all client engagements. The President drives efficiency in resource deployment and team coordination to meet project demands effectively. By championing operational excellence, John Cerul ensures that Yellowstone Landscape consistently provides reliable and professional services, reinforcing the company's commitment to client satisfaction and market leadership.

    Gabriel Perez - Chief Information Officer

    Gabriel Perez, the Chief Information Officer at Yellowstone Landscape, architects and manages the company's technology infrastructure and digital strategy. Perez ensures that all information systems support the efficient delivery of services, including landscape maintenance, irrigation, tree care, and snow removal. This involves implementing robust IT solutions that enhance operational workflows, improve data security, and facilitate seamless communication across teams. The Chief Information Officer plays a critical part in leveraging technology to optimize resource allocation and client management. By driving innovation in IT, Gabriel Perez supports the company's expansion and its ability to adapt to evolving industry demands, ensuring Yellowstone Landscape maintains a competitive technological edge in the commercial landscaping sector.

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    Frequently Asked Questions Regarding Yellowstone Landscape Top Executives and Leadership Team

    Who leads Yellowstone Landscape?
    Yellowstone Landscape is led by Harry Lamberton (President & Chief Executive Officer), along with executives such as Timothy Sherman (Chief Financial Officer) and John Cerul (President).
    Who is part of Yellowstone Landscape’s executive team?
    The executive team of Yellowstone Landscape includes leaders such as Harry Lamberton (President & Chief Executive Officer), Timothy Sherman (Chief Financial Officer), John Cerul (President) and other senior executives.
    How many executives does Yellowstone Landscape have?
    Yellowstone Landscape has 4 executives leading key business areas.
    What roles are included in Yellowstone Landscape’s leadership team?
    The leadership team of Yellowstone Landscape includes roles such as President & Chief Executive Officer, Chief Financial Officer, President, Chief Information Officer.