Landscape Development Executive and Leadership Team

July, 2026

Leadership Overview

Landscape Development has 4 executives leading key functions including operations, strategy, maintenance, and construction.

Driven by comprehensive site solutions, Landscape Development provides personal, capable services for site needs across California, ensuring 24/7 emergency response and expert management from design through maintenance.

Leadership Roles at Landscape Development

  • President & Chief Operating Officer - Katsuhito Nagatake
  • President - John Valentino
  • Division President - Landscape Maintenance - Ronald Reitz
  • Divisional President, LA & Construction (Ventura) - Ryan Metlen
  • Katsuhito Nagatake - President & Chief Operating Officer

    Katsuhito Nagatake, the President & Chief Operating Officer at Landscape Development, directs all operational facets of the integrated site and landscape services company. Overseeing the full spectrum of services, from initial site design and construction to ongoing protection and maintenance, Nagatake ensures seamless execution across all projects. This leadership role involves optimizing resource allocation and streamlining workflows to deliver personal, capable solutions for client site needs throughout California. By managing day-to-day operations, Katsuhito Nagatake guarantees the company's readiness for emergency site response, operating 24/7, 365 days a year. The President & Chief Operating Officer's focus remains on driving efficiency and maintaining the high standards of service that define Landscape Development's market presence.

    John Valentino - President

    John Valentino, the President at Landscape Development, shapes the overarching strategic direction and business development initiatives for the integrated site and landscape services firm. Valentino's leadership guides the company's expansion and market positioning across California, focusing on delivering comprehensive solutions from site design through maintenance. This executive role involves fostering key relationships with clients and stakeholders, ensuring the company's offerings align with evolving market demands. By championing innovation and service excellence, John Valentino drives the company's commitment to providing personal, capable solutions for all site needs. The President's strategic vision ensures Landscape Development remains a leader in emergency site response and proactive site management, operating effectively 24/7, 365 days a year.

    Ronald Reitz - Division President - Landscape Maintenance

    Ronald Reitz, the Division President - Landscape Maintenance at Landscape Development, spearheads all aspects of the company's landscape maintenance operations across California. Reitz directs teams responsible for the ongoing care, protection, and enhancement of client properties, ensuring horticultural excellence and client satisfaction. This critical role involves developing and implementing advanced maintenance strategies that support the long-term health and aesthetic appeal of landscapes. By overseeing a dedicated division, Ronald Reitz ensures that Landscape Development provides reliable, capable solutions for site maintenance needs, operating with a 24/7 responsiveness for emergency situations. The Division President - Landscape Maintenance's expertise guarantees the consistent delivery of high-quality upkeep services, reinforcing the company's reputation for comprehensive site management.

    Ryan Metlen - Divisional President, LA & Construction (Ventura)

    Ryan Metlen, the Divisional President, LA & Construction (Ventura) at Landscape Development, commands the company's construction and landscape development initiatives within the Los Angeles and Ventura regions. Metlen directs all construction projects, from initial planning and site preparation through to final build-out, ensuring adherence to design specifications and quality standards. This executive position involves managing project timelines, budgets, and on-site teams to deliver capable construction solutions. By focusing on the LA and Ventura areas, Ryan Metlen ensures efficient execution of site development projects, integrating seamlessly with the company's broader service offerings. The Divisional President, LA & Construction (Ventura)'s oversight guarantees that construction operations meet Landscape Development's high standards for personal service and operational excellence.

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    Frequently Asked Questions Regarding Landscape Development Top Executives and Leadership Team

    Who leads Landscape Development?
    Landscape Development is led by Katsuhito Nagatake (President & Chief Operating Officer), along with executives such as John Valentino (President) and Ronald Reitz (Division President - Landscape Maintenance).
    Who is part of Landscape Development’s executive team?
    The executive team of Landscape Development includes leaders such as Katsuhito Nagatake (President & Chief Operating Officer), John Valentino (President), Ronald Reitz (Division President - Landscape Maintenance) and other senior executives.
    How many executives does Landscape Development have?
    Landscape Development has 4 executives leading key business areas.
    What roles are included in Landscape Development’s leadership team?
    The leadership team of Landscape Development includes roles such as President & Chief Operating Officer, President, Division President - Landscape Maintenance, Divisional President, LA & Construction (Ventura).