Onterris Executive and Leadership Team

June, 2026

Leadership Overview

Onterris has 5 executives leading key functions including strategy, technology, operations, market development, and regional management.

Driven by a commitment to environmental stewardship, Onterris provides scientific, engineering, and data-driven services to help organizations manage regulatory compliance, environmental risk, and sustainability challenges globally.

Leadership Roles at Onterris

  • Chief Executive Officer & Owner - Peyman Kiani
  • Chief Operating Officer - Joshua LeMaire
  • President - Tony Wong
  • Vice- President - Ramjee Raghavan
  • Chief Technology Officer - Kristen Huntoon
  • Peyman Kiani - Chief Executive Officer & Owner

    Peyman Kiani, the Chief Executive Officer & Owner at Onterris, directs the overarching corporate strategy and business development initiatives. Kiani guides the company's expansion into new markets and ensures alignment with long-term sustainability goals. This leadership role involves setting the vision for Onterris's global environmental solutions and consulting services. By fostering innovation in scientific and engineering practices, Peyman Kiani drives the company's commitment to managing regulatory compliance and environmental risk for diverse industries. The focus remains on delivering data-driven services that address complex environmental challenges, solidifying Onterris's position as a leader in the field. Kiani's strategic direction ensures operational excellence and client satisfaction across all service lines, including testing, remediation, and environmental monitoring.

    Joshua LeMaire - Chief Operating Officer

    Joshua LeMaire, the Chief Operating Officer at Onterris, manages the day-to-day operational execution and service delivery across all business units. LeMaire ensures the efficient deployment of scientific, engineering, and data-driven services, including environmental testing, remediation, and monitoring. This leadership position is vital for maintaining high standards of operational performance and client support. By optimizing resource allocation and streamlining workflows, Joshua LeMaire enhances the company's capacity to address complex environmental risk and sustainability challenges. LeMaire's oversight guarantees that Onterris consistently delivers compliant and effective solutions to a global clientele. The COO's focus on operational excellence underpins the company's ability to manage regulatory requirements and drive sustainable practices across various industries.
    Joshua LeMaire

    Tony Wong - President

    Tony Wong, the President at Onterris, drives market development and strategic partnerships to expand the company's global reach. Wong focuses on cultivating client relationships and identifying new opportunities for environmental solutions and consulting services. This executive function is key to broadening Onterris's impact in managing regulatory compliance and sustainability challenges. By championing the company's expertise in scientific, engineering, and data-driven services, Tony Wong strengthens its market position. Wong's leadership ensures that Onterris remains at the forefront of providing innovative solutions for environmental risk management. The President's strategic initiatives support the company's growth and its mission to deliver essential environmental services worldwide.
    Tony Wong

    Ramjee Raghavan - Vice- President

    Ramjee Raghavan, the Vice- President at Onterris, oversees critical regional operations and client engagement initiatives. Raghavan ensures the effective implementation of environmental solutions and consulting services within designated geographic markets. This role is essential for translating corporate strategy into tangible results on the ground, supporting regulatory compliance and environmental risk management. By focusing on localized service delivery and client needs, Ramjee Raghavan enhances Onterris's operational footprint. Raghavan's leadership contributes directly to the company's ability to provide tailored scientific, engineering, and data-driven services. The Vice-President's efforts are instrumental in driving sustainability projects and ensuring client satisfaction across diverse industrial sectors.

    Kristen Huntoon - Chief Technology Officer

    Kristen Huntoon, the Chief Technology Officer at Onterris, architects the technological infrastructure and digital transformation strategies. Huntoon oversees the development and implementation of advanced data analytics and monitoring systems that support Onterris's environmental solutions. This critical role ensures that the company leverages cutting-edge technology to enhance its scientific and engineering services. By driving innovation in data management and reporting, Kristen Huntoon directly impacts the company's ability to provide effective regulatory compliance and risk management support. Huntoon's leadership ensures the seamless integration of technology across all operational facets, from environmental testing to complex remediation projects. The CTO's vision propels Onterris forward, enabling more precise and efficient environmental monitoring and consulting for clients worldwide.

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    Frequently Asked Questions Regarding Onterris Top Executives and Leadership Team

    Who leads Onterris?
    Onterris is led by Peyman Kiani (Chief Executive Officer & Owner), along with executives such as Joshua LeMaire (Chief Operating Officer) and Tony Wong (President).
    Who is part of Onterris’s executive team?
    The executive team of Onterris includes leaders such as Peyman Kiani (Chief Executive Officer & Owner), Joshua LeMaire (Chief Operating Officer), Tony Wong (President) and other senior executives.
    How many executives does Onterris have?
    Onterris has 5 executives leading key business areas.
    What roles are included in Onterris’s leadership team?
    The leadership team of Onterris includes roles such as Chief Executive Officer & Owner, Chief Operating Officer, President, Vice- President, Chief Technology Officer.