Stephen M. ReffelSAM.gov · MAContactEmailstephen.m.reffel.civ@mail.milPhone—Title—TypesecondaryOpen solicitationsSpecial Notice- Intent to Sole Source Maintenance Coverage for the Microactive 3Flex™ 3500 Surface, Catalyst Characterization Analyzer, and Smart VacPrep 067SAM.govMassachusettsDue Sep 2, 2026