Executive Assistant at Central Life Sciences Have worked at this company for 36 years. Most of those years were in Sales & Marketing as an Executive Assistant and Trade Show Coordinator for 3 sales groups... Have worked at this company for 36 years. Most of those years were in Sales & Marketing as an Executive Assistant and Trade Show Coordinator for 3 sales groups in the corporate office. Transferred back to Dallas five years ago as the Executive Assistant to Executive Vice President, Operations.