2024 President - Scott Norman


Employer: Norman Safety & Health Consulting LLC

Job responsibilities: Mr. Norman is an independent consultant that provides safety and industrial hygiene support to small and medium sized employers in Minnesota and Wisconsin. He has over 25 years of experience developing, implementing, and managing a wide range of safety and industrial hygiene programs. He has a unique knowledge of respirator fit testing and aerosol instruments from past employment at TSI, a leading aerosol instrument manufacturer. He is a regular guest lecturer bringing industry experience to students at local universities in graduate-level health and safety degree programs. Mr. Norman is a graduate of the University of Minnesota - Duluth with a bachelor’s in business administration and a master’s degree in Industrial Safety & Industrial Hygiene. He holds professional certifications as both Certified Industrial Hygienist (CIH) and Certified Safety Professional (CSP). He is the Past-President of the American Industrial Hygiene Association, Upper Midwest Local Section.

Interests & activities: In his free time, Mr. Norman is an avid mountain biker and skier and is a volunteer alpine patrol at Wild Mountain in Taylors Falls, Minnesota.

President Elect


2024 President Elect - Josie Walton

Employer:  3M

Job responsibilities:  I have worked in 3M’s Corporate Toxicology/Product Safety group for almost 15 years, supporting toxicologists in their product risk assessments.  My other responsibilities include providing industrial hygiene-relate support for the hazard communication elements of 3M Safety Data Sheets, providing subject matter expertise on phys/chem assessment of 3M products, conducting exposure assessments and support for 3M’s REACH registrations, leading cross functional toxicology/industrial hygiene project teams, and providing industrial hygiene support to 3M divisions.  Prior to working at 3M I worked as a sales engineer for Mobil Oil’s Industrial Lubricant Division, a systems engineer for Novaspect, and was a partner of a start-up company called High Five Fitness.

I am currently a member of AIHA’s Exposure Assessment Strategies and Stewardship and Sustainability committees, led the Joint Exposure Assessment Strategies Committee/Stewardship and Sustainability Product Exposure Modeling Project Team from 2016 until it merged with the EASC’s modeling team in early 2024, and participated on AIHA’s Dermal Project Team.

I grew up in White Bear Lake, MN and received my undergraduate degree in chemical engineering from Northwestern University and a master’s degree in environmental health sciences (industrial hygiene track) from the University of Minnesota.  I am a past Secretary of the American Industrial Hygiene Association, Upper Midwest Section.

Interests and activities:  In my free time I enjoy swimming, cycling, Nordic skiing, backpacking, playing the piano, reading, knitting and volunteering.


2024 Treasurer - Darius Szewczak


Employer: Antea Group

Job responsibilities: Managing Antea Group’s internal Health, Safety, Security, and Environment Program within the US.

Interests & activities: Running, biking.

Treasurer Elect



2024 Treasurer Elect - Milton Guerrero

Employer: 3M Company

Job responsibilities: at 3M Milton is currently an EHS Specialist for the 3M Center EHS R&D Laboratory Organization. Prior to this role he has held EHS roles in Manufacturing plants in both California and Minnesota and also worked other technical roles for 3M Personal Safety Division. Milton has over 17 years working in the Environmental and Occupational Health (EOH) field for multinational corporations in California and Minnesota such as Hitachi, Amgen in addition to 3M. His professional experiences include the implementation of compliance programs in all three EOH fields, in manufacturing, R&D and regulatory standards environments. This experience included industry sectors like food and beverage, pharmaceutical, bio-tech and medical device manufacturing, auto-parts manufacturing, recreation, training/education and PPE manufacturing. Geographically and regulatory wise, he has experience with both California, Minnesota, and Federal OSHA – including 1926, 1910 and PSM, US FDA regulated operations, ISO standards related to Quality, Environment and Safety, ANSI, ASTM, NFPA standards, building and fire codes in the USA, safety and PPE regulatory requirements and standards in the USA, Latin America, and to a lesser extent, for Europe and Asia. Milton is a Certified Industrial Hygienist (CIH), Safety Professional (CSP), and is a Registered Environmental Health Specialist (REHS) in California and Minnesota. He has an MSc degree in EOH from California State University Northridge. He also holds a Quality Management Systems and Environmental Auditing Specialist certificate and a Food Engineering and BSc degree from Universidad Nacional Agraria La Molina in Lima-Peru.

Interests & activities: Having worked as a computer hardware technician since 1994 he enjoys repairing as many household appliances he finds in need TLC. He loves Great Danes, is fully bilingual in Spanish, and enjoys practicing German (A1 level) while travelling and discovering new cultures, cuisines and folklore. In sports, he enjoys swimming and mountain biking with his family. Professionally, he subscribes to AIHA, ASSP and the ISRP in the US, and to APEHO-an IOHA recognized IH professional association in PERU. He has is excited to have been recently awarded admission to a PhD program at IUP.

    2024 Secretary - Caylin Crawford


Employer: University of Minnesota Student

Job responsibilities: Caylin is pursuing her MS degree in Environmental Health with a concentration in industrial hygiene and a minor in health equity from the University of Minnesota. She is an early career professional with a leadership style focused on advocacy and stewardship. Her current community service activities include volunteering with the St. Paul Tree Stewards, leading educational programs at Tamarack Nature Center and distributing meals with Feeding Frogtown. She is also serving her second term as a School of Public Health student senator and 2023-2024 secretary-elect.

She completed the University’s Equity and Diversity Certificate program in December 2022 and continues to demonstrate her dedication to public health and safety with her service on the Steering and Outreach committees for Empowering Women in Science and the School of Public Health's ambassador and mentorship programs. She is a member of the American Society of Safety Professionals, Association for Women in Science, and the American Industrial Hygiene Association.

Caylin’s work in occupational safety draws on her experiences in a variety of fields including work as an EMT, First Aid/CPR/AED trainer, dairy farmhand, carpenter, community organizer, warehouse worker, assembly manager, and laboratory manager. During her work in construction, she obtained OSHA 10 and Lead-Based Paint Abatement Worker certifications and completed the HazMat Emergency Response Technician certification in April 2023. Caylin has worked with the Department of Environmental Health & Safety at the University of MN as the industrial hygiene intern since June 2022.

Interests & activities: Caylin grew up on a small farm north of the Twin Cities and has lived in St. Paul for the past 15 years. In her free time, she enjoys woodworking, pyrography, and spending time outdoors. In the summer, she can be found camping, kayaking, working on yard projects, or building something. In the winter, she stays entertained with snowboarding and making snow sculptures with the neighbor kids. She especially enjoys volunteering as a way to learn new hobbies with the bonus of giving back to the community. Want to learn how to make maple syrup? Tamarack Nature Center will teach you! Want to learn how to prune trees? Join the St. Paul Tree Stewards. How about gaining experience as a first responder or EMT? The American Red Cross can help with that. Or maybe you'd like to learn how to take care of orphaned baby birds? Check out the Wildlife Rehabilitation Center.

Secretary Elect


  2024 Secretary Elect - Haley Saddoris

Employer: Solventum

Job responsibilities: Haley Saddoris works in R&D EHS for Solventum. Prior to joining Solventum, she studied industrial hygiene at the University of Minnesota where she is pursuing a master’s degree. She worked as an R&D microbiologist and led workplace safety and emergency response implementation for her previous employer, Neogen. Haley completed her industrial hygiene internship at the university in research safety. She has a special interest in industrial hygiene and EHS broadly in lab and research settings. She has experience reviewing laboratory hazards and implementing controls in labs.

Interests & activities: Haley enjoys exercising, biking, and spending time with family and pets.

Membership Director


Membership Director - Kelli Paul


Employer: 3M

Job responsibilities: Respiratory protection application engineer in 3M’s Personal Safety Division. My product responsibility includes disposable respirators and fit testing globally.

Interests & activities: Playing and watching sports, house projects, and relaxing outside.

2023 Student Section Rep – Katherine Twaddle

  Webmaster - Shanna Kuehn

Employer: Children's Minnesota

Job responsibilities: Employee safety including ergonomic assessments, industrial hygiene sampling, safe rounds, safety training, incident investigations, and fire drills.

Interests & activities: Puzzles, music, and genealogy. 

AIHA - Upper Midwest Section is a 501(c)6 non-profit organization. AIHA-UMS, P.O. Box 13717, Roseville, MN 55113
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