Greg Nanigian
Greg Nanigian founded Greg Nanigian and Associates (GNA) in 1987. GNA conducts Sales and Sales Management Training at it’s training locations in Massachusetts as well as at client locations throughout the U.S.A..
Greg Nanigian founded Greg Nanigian and Associates (GNA) in 1987. GNA conducts Sales and Sales Management Training at it’s training locations in Massachusetts as well as at client locations throughout the U.S.A..