Tammy MacKay
Marketing Director

Tammy has been leading EHS’ B2B marketing since 2007. She leverages her 25+ year career experience through coordinating and supervising internal and external professionals in the development and implementation of marketing and other business development programs and initiatives.
She is an experienced marketing professional and account manager, having worked for both Fortune 500 companies and boutique professional services firms. Before Tammy joined EHS, she spent ten years in Account Management for a major international advertising agency as well as serving as director of marketing for an international technology consulting firm.
Tammy earned her BA in biology from Mount Holyoke College.