Greg Nanigian founded Greg Nanigian and Associates (GNA) in 1987. GNA conducts Sales and Sales Management Training virtually online, at it's training locations in Massachusetts as well as at client locations around the world. We take all COVID-19 safety precautions and deploy a COVID killer light every night at our training facilities. GNA is an affiliate of Sandler Training which is recognized by INC Magazine as the leading Sales and Management Training organization in the United States.