Executive Moves/GovCon Expert/News GovCon Expert Mark Amtower Joins GOA-TSS as VP of Communications Mark Amtower, a managing partner of advisory firm Amtower & Co. and a member of Executive Mosaic’s GovCon Expert program, announced via LinkedIn that he has joined GOA-TSS (Growth Officers Association – Taking Sales Seriously) More by William McCormick August 30, 2022