EMS has contracted for professional staff management of the Society's business.  Staff reports to the Executive Board and Council and aids in the implementation of the programs and services of EMS.  As approved the staff provides the logistical support and oversight for the committees to do their work and manages implementation of decisions.  All membership records are maintained by the professional management team.   

Primary responsibility for the administration of the Society's affairs resides with the Executive Director, Tonia Masson.  The Executive Director is responsible for the overall administration and operation of headquarter activities for the Environmental Mutagen Society.  The Executive Director is accountable to the Executive Board and Council for the fiscal integrity of the organization.  The Executive Director works with the Executive Board and Council to ensure the organization is fulfilling its mission and is in compliance with their By-Laws.  The Executive Director may develop and recommend policies to the Executive Board and Council.