Search defense grants, SBIR/STTR topics, contract notices and public calls together. Select notices across searches, record your next questions, and share a public shortlist with your team.
Applicant-type filters select Grants.gov records only; they do not establish your eligibility. Every search word must appear in the title, notice number, summary or buyer. SBIR/STTR filters select DSIP records; TACFI and RNI select the reviewed public calls. Unknown closing dates remain visible; check the original notice for interim deadlines.
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Select up to 12 notices across searches. Add your next question and action, then export a brief for your team. Notes stay in this browser; saving is optional. Shared links contain public notice IDs only.
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DSIP calendar date uses America/New_York. Check the topic page for separate question windows and amendments.
DoW SBIR 2026 CSO on-orbit sustainment; space logistics; orbital refueling; propellant transfer; in-space servicing; rendezvous and proximity operations; sustained maneuver; space mobility; depot architecture; spacecraft resilience; cislunar logistics; SDP 4-0 The objective of this Direct to Phase II topic is to accelerate the development and demonstration of prototype ready technologies that enable a complete on orbit logistics enterprise. This enterprise must support autonomous resupply, refuel, repair, recovery, and reconstitution of United States space assets across Low Earth Orbit, Medium Earth Orbit, Geosynchronous Orbit, and cislunar …
Eligibility information: Not assessed — read the full SBIR/STTR solicitation.
Check full topic requirements, eligibility and amendments before deciding to respond. Use the opportunity-fit AI workflow and proposal requirements matrix to record evidence and unanswered questions. Calendar downloads are date-only reminders, not official submission times. The optional saved combined shortlist is separate from your funding-notice shortlist.
Defense Tech Base