Mark Paul Mark Scamardo Mark Reynolds Enthusiast SEMTech Solutions (STS), incorporated in 2000, has sold hundreds of electron beam products to the scanning electron microscopy (SEM) industry. 507 Ranking Rank: Enthusiast Active 2 years, 9 months ago More Home Posts Submissions Votes Reactions Activity Collections Comments Badges Profile Friends Following Followers Groups Points Memberships Order By: Last Active Most Members Newly Created Alphabetical