Contact Us

Lorena Clark

Lorena joined the ToxExpo team in 2015 as the Meetings and Exhibits Coordinator. Lorena graduated from George Mason University's Events Management program, and worked in the hospitality industry before joining the Society of Toxicology. Contact Lorena for any inquiries about your ToxExpo needs, especially regarding booth registration and payments.


Tonja Morrow

In 2015, Tonja joined the team as the Exhibit Sales Coordinator for the Society of Toxicology. Tonja has over twelve years of experience working for non-profit associations in exhibits and meetings. Tonja graduated from George Mason University in Fairfax, VA. Please contact Tonja to secure your booth space, and for all of your SOT advertising and marketing needs.

Laura R. Helm, CMP, CEM

Laura is the Senior Exhibits Manager for the Society of Toxicology. Laura joined SOT in 2010 after years of working in the meetings and exhibits industry for both non-profits and private organizations.  Laura received her Certified Meeting Professional (CMP) in 2012 and her Certified in Exhibition Management (CEM) in 2015. Laura graduated from Virginia Tech and is a fan of the Washington Capitals hockey team. Go CAPS!



Society of Toxicology | 1821 Michael Faraday Drive | Suite 300 | Reston | Virginia | 20190 
Tel: 703.438.3115