AIHA Announces New 2021-2022 Board Members

The new Board members will be inducted at the association’s annual business meeting on June 1.

AIHA has announced the new members of its Board of Directors for the upcoming 2021-2022 term. The new Board members will be inducted at the association’s annual business meeting on Tuesday, June 1.

“We welcome our new and returning Board members,” said Lawrence D. Sloan, AIHA CEO. “Each one provides a unique background and perspective that will help drive progress toward our strategic priorities in the coming year.

The new AIHA Board officers and directors are as follows:

Dina Siegel, CIH, CSP, CBSP, FAIHA

Dina Siegel, CIH, CSP, CBSP, FAIHA, was elected as vice president. Siegel joined AIHA in 1983. She has served on the AIHA Board since 2015, previously as director at large and secretary. Siegel has also served in several AIHA volunteer groups and committees, including those dealing with biosafety and environmental microbiology, exposure assessment strategies, nanomaterials and advanced materials, safety, and women in industrial hygiene. She is an industrial hygiene and safety professional for Triad National Security LLC, at Los Alamos National Laboratory in New Mexico.

Nancy M. McClellan, MPH, CIH, CHMM

Nancy M. McClellan MPH, CIH, CHMM was chosen as treasurer-elect. McClellan has been a practicing occupational hygienist for over 25 years, 17 of which she has spent as an independent consultant who has provided legal expert, management, training, and select field services to the legal, pharmaceutical, automotive, military, hospital, electronic, food, chemical, and commercial facility sectors. She currently chairs the external advisory board of the University of Michigan Graduate School of Public Health, helping to lead and shape the institution’s academic programs to correspond with the needs of modern employers. McClellan also served as co-chair and leader of the Occupational Hygiene Training Association (OHTA) for 13 years. In this position, she facilitated the organization’s creation of training materials that helped over 10,000 IH students worldwide increase their competency in the field and ensured OHTA’s continuation of the program.

Justine Parker, CIH, CSP, CHMM, CPH

Justine Parker, CIH, CSP, CHMM, CPH, was elected as an AIHA director. She has over 18 years of experience in industrial hygiene, exposure assessment, occupational health, and emergency response to occupational hazards. She is a member of AIHA’s Content Priority Advisory Group, the AIHA-NIOSH Total Worker Health Center of Excellence Liaison Project Team, the AIHA Grand Challenges Task Force, and the AIHA COVID-19 Task Force. Parker is a senior managing health scientist at Cardno ChemRisk in Boulder, Colorado.

Courtney Tinner, MS, CIH, CSP

Courtney Tinner, MS, CIH, CSP, was elected as an AIHA director. Tinner has been a member of AIHA since 2009. She is past chair of both AIHA’s Minority Special Interest Group and the Noise Committee and is a member of the Georgia Local Section. Tinner has experience in the pulp and paper, steel, and paint and coating industries. She is a senior industrial hygienist working in corporate occupational health at Sherwin-Williams in Atlanta, Georgia.

“The Nominating Committee did an excellent job in finding qualified candidates for our open positions,” said Kathy Murphy, CIH, chair of the Board Nominating Committee. “I would like to thank Dina Siegel for continuing her service as vice-president and welcome Nancy McClellan back to the Board as treasurer-elect. Also, I am certain that Justine Parker and Courtney Tinner will be great additions to the Board, with their wealth of experiences from their previous volunteer efforts with AIHA.”

About AIHA

AIHA is the association for scientists and professionals committed to preserving and ensuring occupational and environmental health and safety in the workplace and community. Founded in 1939, we support our members with our expertise, networks, comprehensive education programs, and other products and services that help them maintain the highest professional and competency standards. More than half of AIHA’s nearly 8,500 members are Certified Industrial Hygienists and many hold other professional designations. AIHA serves as a resource for those employed across the public and private sectors as well as to the communities in which they work. For more information, please visit

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