David Greeny David Marcu David henson Participant David Henson is a digital marketing strategist who has worked with Healthcare Mailing for over 5 years. 2410 Ranking Rank: Participant Active 10 months, 4 weeks ago More Home Posts Submissions Votes Reactions Activity Collections Comments Badges Profile Friends Following Followers Groups Points Latest Reactions No Reactions David henson hasn't reacted on any post yet.