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Find similar grantsNSF SBIR Phase II is sponsored by National Science Foundation (NSF). Supports small businesses in further developing proof-of-concept or prototypes created with Phase I funding.
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Apply for Phase II | NSF SBIR Check recent critical alerts! (Last updated 12/22/2025) NSF has temporarily paused the submission of new Project Pitches to the SBIR/STTR programs due to the lapse in congressional authorization. Program Directors will continue to process Project Pitches that were previously received.
Please direct any questions to sbir@nsf. gov . Interested in applying for Phase II funding?
Review this information before starting your application. A new SBIR/STTR Phase II solicitation is expected soon. Read the SBIR/STTR Phase II Solicitation Eligibility and the basics Only recent NSF SBIR and STTR Phase I awardees may apply for Phase II funding.
See your Phase I award letter for details about when you are eligible to submit a Phase II proposal. The purpose of Phase II is to provide funding to continue the research and development you began in Phase I. You are permitted to submit only one Phase II proposal per Phase I award.
If your Phase II application is declined, you won’t be able to resubmit it. As of 2024, Phase II awards are funded up to $1,250,000 for up to 24 months. You must submit a Phase I technical narrative as a component of your Phase II proposal.
This is a report describing progress during your Phase I project. If you choose to submit your Phase II proposal after the Phase I project ends, the Phase I final report will fulfill this requirement. If you submit your Phase II proposal before the Phase I project ends, an interim Phase I progress report, based on the format discussed above and covering all relevant progress made to date, should be included in your Phase II proposal.
To make the Phase II application process as smooth as possible, the Phase I final or interim report should be prepared offline and uploaded as a stand-alone PDF file. A company may generally submit a Phase II proposal anytime between six (6) months and two years (24 months) after the start date of the relevant Phase I award. Details can be found in the Phase II solicitation.
You must submit your Phase II SBIR or STTR proposal through Research. gov . If you’re an STTR Phase I awardee, you can now submit a SBIR Phase II proposal (or vice-versa).
More information on switching from STTR to SBIR . Administrative and financial capability reviews If your Phase II proposal is considered potentially meritorious for funding, you will be required to undergo an administrative and financial capability review in the latter stages of the Phase II review process. These videos also explain the review processes and how to prepare for them.
Revisit the Merit Review Criteria . Discuss the commercialization potential to include (1) a required Commercialization Plan and (2) the Phase I Technical Narrative as outlined in the solicitation.
Complete and submit four documents: Biographical Sketch(es), Current and Pending (Other) Support forms, Collaborators and Other Affiliations (COA), and Synergistic Activities for the PI, Co-PI (if STTR), and each Senior/Key Personnel specified in the proposal. Submit three Letters of Support from potential product/service users or customers. View the Proposal Preparation and Submission Instructions in the Phase II Solicitation .
Reference the Phase II Solicitation guidance on determining salaries for Phase II personnel. You will need to upload a filled version of the “Project Schedule” as part of your Phase II proposal. The template to use is found here: Phase II SBIR-STTR Project Schedule .
Terms and conditions and reporting requirements The Phase II award is now a fixed amount IP Rights Agremeement with different award terms and conditions , and reporting requirements. More details regarding both award terms and reporting requirements can be found in the solicitation.
Based on current listing details, eligibility includes: Previous Phase I awardees meeting NSF's eligibility criteria. Applicants should confirm final requirements in the official notice before submission.
Current published award information indicates Up to $600,000 Always verify allowable costs, matching requirements, and funding caps directly in the sponsor documentation.
The current target date is rolling deadlines or periodic funding windows. Build your timeline backwards from this date to cover registrations, approvals, attachments, and final submission checks.
Federal grant success rates typically range from 10-30%, varying by agency and program. Build a strong proposal with clear objectives, measurable outcomes, and a well-justified budget to improve your chances.
Requirements vary by sponsor, but typically include a project narrative, budget justification, organizational capability statement, and key personnel CVs. Check the official notice for the complete list of required attachments.
Yes — AI tools like Granted can help research funders, draft proposal sections, and check compliance. However, always review and customize AI-generated content to reflect your organization's unique strengths and the specific requirements of the solicitation.
Review timelines vary by funder. Federal agencies typically take 3-6 months from submission to award notification. Foundation grants may be faster, often 1-3 months. Check the program's timeline in the official solicitation for specific dates.
Many federal programs offer multi-year funding or allow competitive renewals. Check the official solicitation for continuation and renewal policies. Non-competing continuation applications are common for multi-year awards.
Agricultural Technologies (AG) - NSF SBIR/STTR is sponsored by National Science Foundation (NSF). The Agricultural Technologies topic supports innovations enabling farm production ecosystems that support the proper utilization of natural resources. Such technologies may encompass systems-level and multidisciplinary solutions to enable complex agricultural practices that support increased biodiversity balanced with yield production. Sub-topics include food waste mitigation, resilient supply & distribution, and other agricultural technologies.
Fire Science Innovations through Research and Education (FIRE) program is sponsored by National Science Foundation (NSF). This program invites innovative multidisciplinary and multisector investigations focused on convergent research and education activities in wildland fire. It supports research that can inform risk management and response, adaptation, and resilience across infrastructures, communities, cultures, and natural environments. Relevant topics include developing novel materials and methods for retrofitting existing buildings and remediating buildings following wildfire and smoke events.
NSF ADVANCE program is sponsored by National Science Foundation (NSF). The NSF ADVANCE program aims to broaden the implementation of evidence-based systemic change strategies that promote equity for STEM faculty in academic workplaces and the academic profession. The program provides grants to enhance systemic factors that support equity and inclusion and to mitigate systemic factors that create inequities in the academic profession and workplaces.