AIHA Senior Leadership Team

Lawrence D. Sloan, CAE

Chief Executive Officer

Lawrence “Larry” Sloan stepped into the role of CEO in October, 2016. Prior to this, he served as President/CEO for seven years at the Society of Chemical Manufactures and Affiliates (SOCMA), the leading trade association serving the specialty chemical industry. Larry served as President of the Adhesive and Sealant Council from January 2005 to February 2010. Mr. Sloan joined the Council in 2001 as Director Member Services, and was promoted to Senior Director in 2004.  

Larry began his career as a chemical engineer at Air Products and later worked for Nalco Chemical Company in marketing, manufacturing and sales capacities.

Larry graduated magna cum laude from the University of Pennsylvania with a BS in Chemical Engineering. Later, he returned to the Kellogg Graduate School of Management at Northwestern University where he earned his MBA.

In 2006, Larry received his Certified Association Executive (CAE) designation through the American Society of Association Executives. He is a former board member of the Societe de Chemie Industrielle, the Chemical Heritage Foundation’s Joseph Priestly Society, the Chemical Educational Foundation and the National Association of Manufacturers’ Council of Manufacturing Associations, where he served as chairman in 2012.


Mark Ames, MA

Director, Government Relations

Mark Ames joined AIHA in December 2016 from ASHRAE (American Society of Heating, Refrigerating and Air-Conditioning Engineers).  At ASHRAE, he co-led their DC-based Government Affairs Office, providing strategic direction in the development of their public policy priorities and representing the organization's membership to Congress, the White House, and multiple Federal Agencies, including NIOSH and OSHA. Mark has also provided direction to ASHRAE's state, local, and non-US government affairs activities. Working with their Board and leaders from 182 Chapters and over 100 technical and other committees, he has played a central role in streamlining ASHRAE's government affairs activities, improving coordination, messaging, and effectiveness, and producing consistent results.

Mark has been responsible for the development of policy recommendations in all issue areas at ASHRAE. Of particular interest to AIHA, he recently led the creation of ASHRAE's indoor environmental quality government affairs strategy. He also organized and presented on a panel discussion entitled "The Policymaker’s Perspective: Exploring How Congress, the Federal Government, and States Strive to Improve IAQ" at the ASHRAE-AIVC IAQ 2016 Conference.

Mark holds a Master’s Degree in Applied Politics and a Bachelor’s Degree in Political Science from The American University (AU) and is a graduate of the university's Public Affairs and Advocacy Institute.


Mary Ellen Brennan, SPHR, SHRM-SCP

Managing Director, Talent & Strategy

Mary Ellen Brennan is the Managing Director of Talent and Strategy at the American Industrial Hygiene Association (AIHA). Prior to joining AIHA, she held various positions in human resources and administration in law firms, focusing on recruiting, retention, employee relations, operations and strategic management.

Mary Ellen holds a Bachelor of Music degree from The Catholic University of America and a Masters in Business Administration from University of Maryland University College.


Bethany Blue Chirico, CMP

Director of Global Meetings and Expositions

Bethany Chirico is the Director of Global Meetings and Expositions. She is responsible for planning, implementation, and management of logistical operations at AIHce, Fall Conference, Product Stewardship Conference, and all AIHA meetings and expositions. She melds a strong understanding of adult learning techniques with best practices in meetings management to create unrivaled educational and networking experiences at AIHA.

Prior to joining AIHA, Bethany was Vice President, Events Management and Delivery at the American Bankers Association and Director of Conference and Meetings for the National Association for College Admission Counseling.

Bethany holds a Bachelor of Arts in Journalism degree from The Ohio State University and the Certified Meeting Professional (CMP) designation.


Russell Hayward, CIH

Managing Director, Scientific and Technical Initiatives

Russell Hayward is the Managing Director of Scientific and Technical Initiatives at the American Industrial Hygiene Association (AIHA). Russ is responsible for AIHA’s strategic initiatives related to evolving the science and practice of occupational hygiene globally. These initiatives include defining emerging areas of practice and competency and continuously evolving the core areas of occupational hygiene practice through continuing education and university curriculum. Additionally, Russ heads two allied entities, the AIHA Registry Programs and AIHA Proficiency Analytical Testing Programs, which provide credentials and competency assessments for environmental health and safety professionals globally.

Prior to joining AIHA, Russ worked as the Americas IH Manager at ExxonMobil Corporation, where he had a career for 29 years. Before ExxonMobil, Russ worked as a Site Industrial Hygienist for the Dow Chemical Corporation, and as an Industrial Hygiene Compliance Office for the Michigan Department of Public Health.

Russ possesses extensive experience in IH leadership, developing strategies and teams for the creation, deployment and implementation of IH initiatives, and facilitating the development of IH programs and tools to meet emerging and ever-changing health challenges impacting global operations.


Susan Marchese, MS

Director of Marketing and Communications

As the Director of Marketing and Communications, Susan (Sue) Marchese develops strategies and directs all marketing campaigns for AIHA’s various entities. She has worked in the marketing and communications field for over twenty years in both the not-for-profit and corporate sectors and Sue has been with AIHA since 2014.

With her wide range of experience, including running the international marketing department in the auditory division of Boston Scientific and being executive director of Hearing Health Foundation and The National Campaign for Hearing Health for 5 years, Sue continues to bring innovative, engaging, and impactful ideas to grow AIHA. She earned a BS in Political Science and International Relations from Fairfield University and holds a Master of Science, Organizational Development degree from New School University.


Cheryl O. Morton

Managing Director of AIHA Laboratory Accreditation Programs, LLC

Cheryl O. Morton is Managing Director of AIHA Laboratory Accreditation Programs, LLC where she manages all business and technical aspects of the accreditation programs. Cheryl has served in this capacity since 2005 after serving in two senior-level positions with chemical industry trade associations.

From 1999 until 2005, she was Managing Director of the Long-Range Research Initiative at the American Chemistry Council where she funded and managed research projects on exposure analysis, bio-monitoring and children’s health. For the previous nine years, she served as Director, Regulatory and Technical Affairs, of SOCMA (the Society of Chemical Manufactures and Affiliates) where she was responsible for advocacy and compliance assistance activities for small specialty and batch chemical companies.

Cheryl holds BS degrees in Chemistry and Environmental Science from the George Washington University.


Angela Oler

Director AIHA Registry Programs, LLC; Director AIHA Proficiency Analytical Testing Programs, LLC

Angela Oler began her career as microbiology technician, she joined AIHA Laboratory Accreditation Programs (LAP) in 2005 as a Laboratory Accreditation Specialist. Angela has held many positions at AIHA since 2005 including, Project Coordinator for Volunteer Engagement, Accreditation Manager, and then AIHA Registry Programs Manager, PAT Programs Manager, and PAT Quality Manager, concurrently.

Presently, Angela’s education, skills and experience allow her to monitor and evaluate the day-to-day operations of both the AIHA Registry Programs and the AIHA Proficiency Analytical Testing Programs, as the Director of Operations for both entities. Angela is constantly striving to improve the Registrant and participant experience, internal customer service operations, policies, and procedures. Angela attended George Mason University where she earned a BS in Biology and is also a Certified Quality Auditor through the American Society for Quality.


René Shonerd, MEd, CAE

Managing Director, Technology Initiatives

René Shonerd is the Managing Director of Technology Initiatives at the American Industrial Hygiene Association (AIHA). René oversees and manage AIHA’s and related entities’ technology initiatives and is responsible for all technology strategies and identifying effective use of AMS/DMS and CRM, digital delivery of information, e-learning platforms and learning management systems. She maintains and applies current knowledge of trends and best practices for current and future technologies, partners with AIHA management and staff to realize technology goals, and manages cross-functional technology teams.

With over 15 years of professional experience in association management demonstrating the ability to manage projects, budgets, and teams, René also has proven leadership developing and implementing IT solutions to support strategic business initiatives, as well as effective oversight of day-to-day operations. She is an experienced speaker and trainer on technical topics in association management.

René is specialized in various areas; including project management, vendor management, and administration of critical software applications such as association management software, web content management systems, and digital marketing and communication channels.

René holds a Master of Education degree in Higher Education Administration from the University of Toledo and a Bachelor of Business Administration degree in Human Resource Management from Kent State University. She also received the Certified Association Executive (CAE) certification in 2004.