International Occupational Hygiene Association Executive and Leadership Team

September, 2026

Leadership Overview

International Occupational Hygiene Association has 5 executives leading key functions including strategy, governance, and global representation.

Dedicated to advancing occupational hygiene worldwide, International Occupational Hygiene Association champions safe and healthy work environments through education, training, and certification, serving professionals and organizations globally.

Leadership Roles at International Occupational Hygiene Association

  • President, Immediate Past - Nancy Wilk
  • President Elect - Matthew Olota
  • President Elect - Kerry Cheung
  • President - Norhazlina Mydin
  • President - Noel Tresider
  • Nancy Wilk - President, Immediate Past

    Nancy Wilk, the President, Immediate Past at International Occupational Hygiene Association, provides critical historical perspective and strategic guidance, ensuring continuity in the association's long-term objectives. This role involves advising current leadership on established best practices and governance frameworks that underpin the organization's mission. Wilk's oversight ensures that the foundational principles of occupational hygiene, central to the association's purpose of promoting safe and healthy working environments, are consistently upheld. The focus remains on leveraging past initiatives to inform future strategies for education, training, and certification. Wilk's continued involvement supports the global community of occupational hygienists by reinforcing the association's commitment to excellence and professional development. This position is vital for maintaining institutional knowledge and guiding the organization through evolving industry landscapes. The objective is to translate decades of experience into actionable insights for current and future leaders, thereby strengthening the association's global impact and its role in advocating for occupational health standards worldwide.

    Matthew Olota - President Elect

    Matthew Olota, the President Elect at International Occupational Hygiene Association, actively prepares to assume leadership, focusing on strategic planning and operational readiness for future initiatives. This role involves deep engagement with the association's global network, understanding the diverse needs of occupational hygienists and organizations worldwide. Olota's responsibilities include developing frameworks for enhanced education and training programs, ensuring they align with the latest advancements in occupational hygiene science and practice. The objective is to foster a robust pipeline of qualified professionals dedicated to creating safe and healthy workplaces. Olota collaborates closely with current leadership to ensure a seamless transition and to identify emerging challenges and opportunities within the field. This preparation is crucial for driving the association's mission forward and expanding its reach and impact across various industries and geographical regions, reinforcing the commitment to professional development and global health standards.

    Kerry Cheung - President Elect

    Kerry Cheung, the President Elect at International Occupational Hygiene Association, undertakes preparatory duties essential for future leadership, concentrating on the strategic expansion of the association's global influence and educational outreach. This position requires a comprehensive understanding of international occupational hygiene standards and the development of programs that address diverse workplace safety challenges. Cheung's focus includes enhancing the certification processes to ensure they meet rigorous global benchmarks, thereby elevating the profession's standing. Collaboration with existing leadership teams is key to identifying opportunities for innovation in training methodologies and resource dissemination. The goal is to strengthen the association's capacity to support occupational hygienists worldwide, promoting best practices for safe and healthy working environments. Cheung's role is pivotal in shaping the future direction of the association, ensuring its continued relevance and effectiveness in a dynamic global landscape.

    Norhazlina Mydin - President

    Norhazlina Mydin, the President at International Occupational Hygiene Association, directs the overarching strategy and governance of the global organization, championing the principles of occupational hygiene. This leadership position involves guiding initiatives aimed at promoting safe and healthy working environments through comprehensive education, training, and certification programs. Mydin's responsibilities include fostering collaboration among member organizations worldwide and ensuring the association effectively serves its intended clients: occupational hygiene professionals and organizations. The focus is on advancing the profession's standards and expanding its reach to address emerging workplace hazards. Mydin oversees the development and implementation of resources, news, and events designed to support the professional community. This role is critical in maintaining the association's position as a leading authority in occupational hygiene, driving its mission to protect worker health on a global scale.

    Noel Tresider - President

    Noel Tresider, the President at International Occupational Hygiene Association, spearheads the strategic direction and operational execution of initiatives focused on advancing occupational hygiene globally. This leadership role involves overseeing the association's commitment to promoting safe and healthy working environments through robust educational frameworks, professional training, and rigorous certification standards. Tresider ensures the association effectively mobilizes its global network of organizations and professionals, providing essential resources, timely news, and impactful events. The primary objective is to elevate the practice of occupational hygiene worldwide, addressing contemporary workplace challenges and advocating for improved health and safety outcomes. Tresider's leadership drives the association's mission to be a central hub for knowledge exchange and professional development, reinforcing its critical role in safeguarding worker well-being across diverse industries and international contexts.

    Frequently Asked Questions Regarding International Occupational Hygiene Association Top Executives and Leadership Team

    Who leads International Occupational Hygiene Association?
    International Occupational Hygiene Association is led by Nancy Wilk (President, Immediate Past), along with executives such as Matthew Olota (President Elect) and Kerry Cheung (President Elect).
    Who is part of International Occupational Hygiene Association’s executive team?
    The executive team of International Occupational Hygiene Association includes leaders such as Nancy Wilk (President, Immediate Past), Matthew Olota (President Elect), Kerry Cheung (President Elect) and other senior executives.
    How many executives does International Occupational Hygiene Association have?
    International Occupational Hygiene Association has 5 executives leading key business areas.
    What roles are included in International Occupational Hygiene Association’s leadership team?
    The leadership team of International Occupational Hygiene Association includes roles such as President, Immediate Past, President Elect, President Elect, President, President.