Proposals may only be submitted by the following: - Small businesses concerns must meetALLof the following requirements: <ul> <li>Proposers that have submitted aSBIR/STTR Fast-Track Project Pitch and received an official invitation from a cognizant NSF SBIR/STTR Program Officerwithinthe 4 months precedingthe proposal submission date. To start this process, proposers must first create a log in and submit a...