Consulting Gregg Jann Posted by Who's Who Site Administrator on December 20, 2018 Title: Owner, Consultant Blogger Company: Jann Demystifying Affects Industry: Consulting Years in industry: 32 Years affiliated with Marquis Who’s Who: 10 Contact Gregg Jann: Name(required) Email(required) Website Comment(required) Submit Δ Share this:TwitterFacebookLinkedInLike this:Like Loading...