Versar, Inc. Executive and Leadership Team

June, 2026

Leadership Overview

Versar, Inc. has 5 executives leading key functions including strategy, operations, staff coordination, and project execution.

Driven by a commitment to environmental stewardship, Versar, Inc. delivers comprehensive environmental and engineering solutions, addressing complex challenges for government and commercial clients with a focus on remediation, compliance, and sustainable infrastructure.

Leadership Roles at Versar, Inc.

  • Chief Executive Officer - Ian Gilmour
  • Chief Operating Officer - Thomas Rooney
  • President - Nicholas Burger
  • President - Stephen Shemer
  • Chief of Staff - Karin Weber
  • Ian Gilmour - Chief Executive Officer

    Ian Gilmour, the Chief Executive Officer at Versar, Inc., directs the overarching corporate strategy and vision. Gilmour guides the firm's expansion into new environmental and engineering service areas, ensuring alignment with market demands and regulatory landscapes. Overseeing all major business units, the Chief Executive Officer drives profitability and long-term growth by fostering innovation in environmental management, remediation technologies, and infrastructure development. This leadership role involves setting ambitious performance targets and ensuring the company's operational excellence across all client engagements. Ian Gilmour champions the company's mission to provide expert solutions for environmental liabilities and regulatory compliance, solidifying Versar, Inc.'s position as a trusted partner for government agencies and commercial entities. The Chief Executive Officer's strategic direction ensures the firm's continued success in addressing contaminated sites and supporting sustainable practices.

    Thomas Rooney - Chief Operating Officer

    Thomas Rooney, the Chief Operating Officer at Versar, Inc., manages the day-to-day operational execution of the company's diverse service offerings. Rooney oversees the delivery of environmental consulting, site remediation, hazardous waste management, and infrastructure engineering projects, ensuring efficiency and quality across all operations. The Chief Operating Officer is responsible for optimizing resource allocation and streamlining processes to enhance project profitability and client satisfaction. This critical function involves close collaboration with project managers and technical teams to address complex environmental challenges and meet stringent regulatory requirements. Thomas Rooney drives operational improvements that support Versar, Inc.'s commitment to environmental assessment and cleanup operations, ensuring seamless execution from laboratory analysis to engineering design. The Chief Operating Officer's focus on operational excellence underpins the company's ability to manage environmental liabilities effectively and support clients in achieving federal and state compliance.

    Nicholas Burger - President

    Nicholas Burger, the President at Versar, Inc., spearheads the strategic development and execution of the company's core business lines. Burger drives growth initiatives within environmental consulting, site remediation, and hazardous waste management, focusing on expanding market reach and enhancing service delivery. The President oversees the integration of innovative engineering design and program management solutions to address complex environmental liabilities for government and commercial clients. This leadership position involves fostering strong client relationships and ensuring that Versar, Inc. consistently meets and exceeds expectations in regulatory compliance support. Nicholas Burger champions the firm's expertise in environmental assessment and cleanup operations, positioning the company as a leader in sustainable infrastructure development. The President's strategic vision guides the organization's efforts to tackle contaminated sites and provide expert solutions.
    Nicholas Burger

    Stephen Shemer - President

    Stephen Shemer, the President at Versar, Inc., directs strategic growth and operational oversight for key segments of the company's environmental and engineering services. Shemer focuses on advancing the firm's capabilities in infrastructure engineering and program management, ensuring robust solutions for complex client needs. The President drives the expansion of services related to environmental management and regulatory compliance, reinforcing Versar, Inc.'s commitment to addressing environmental liabilities. This role involves cultivating strategic partnerships and leading teams dedicated to delivering high-quality remediation and hazardous waste management services. Stephen Shemer enhances the company's market position by championing expertise in environmental assessment and cleanup operations, supporting clients in navigating federal and state regulations. The President's leadership ensures the successful implementation of projects addressing contaminated sites and promoting sustainable practices.

    Karin Weber - Chief of Staff

    Karin Weber, the Chief of Staff at Versar, Inc., provides strategic support and operational coordination across key executive functions. Weber facilitates communication and alignment between departments, ensuring that strategic initiatives are effectively implemented throughout the organization. The Chief of Staff manages critical projects and drives process improvements that enhance organizational efficiency and effectiveness in delivering environmental and engineering services. This role involves close collaboration with the Chief Executive Officer and other senior leaders to advance the company's objectives in environmental management, remediation, and compliance. Karin Weber supports the strategic direction of Versar, Inc. by streamlining operations and fostering a culture of accountability and performance. The Chief of Staff's efforts are vital in ensuring that the firm's expertise in hazardous waste management and regulatory support translates into successful client outcomes and sustained market leadership.

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    Frequently Asked Questions Regarding Versar, Inc. Top Executives and Leadership Team

    Who leads Versar, Inc.?
    Versar, Inc. is led by Ian Gilmour (Chief Executive Officer), along with executives such as Thomas Rooney (Chief Operating Officer) and Nicholas Burger (President).
    Who is part of Versar, Inc.’s executive team?
    The executive team of Versar, Inc. includes leaders such as Ian Gilmour (Chief Executive Officer), Thomas Rooney (Chief Operating Officer), Nicholas Burger (President) and other senior executives.
    How many executives does Versar, Inc. have?
    Versar, Inc. has 5 executives leading key business areas.
    What roles are included in Versar, Inc.’s leadership team?
    The leadership team of Versar, Inc. includes roles such as Chief Executive Officer, Chief Operating Officer, President, President, Chief of Staff.