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# Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK) vs Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR): GrantPulse comparison

**Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK)'s award ceiling of $5,000,000 is 1.1x Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR)'s $4,630,944 (77th percentile). Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK) is dated 2026-10-21; Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR) 2026-10-21.**

Data as of 2026-11-04 · [Compiled by Zalwin](/research/grantpulse) from Grants.gov (U.S. Department of Health and Human Services) Copy citation

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## How does Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK) compare to Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR)?

| Field | Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK) | Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR) |
|---|---|---|
| Opportunity number | DE-FOA-0003630 | DE-FOA-0003631 |
| Title | Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK) | Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR) |
| Agency | Advanced Research Projects Agency Energy | Advanced Research Projects Agency Energy |
| Status | posted | posted |
| Posted / open date | 2026-10-21 | 2026-10-21 |
| Close date | 2026-11-20 | 2026-11-20 |
| Award ceiling | $5,000,000 | $4,630,944 |
| Award floor | $3,000,000 | $323,090 |
| Estimated total funding | $45,000,000 | $45,000,000 |
| Funding category | Opportunity Zone Benefits, Science and Technology and other Research and Development | Opportunity Zone Benefits, Science and Technology and other Research and Development |
| Eligible applicants | Unrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled "Additional Information on Eligibility" | Small businesses |
| Eligibility notes | See Section II.A. of the NOFO. | |
| CFDA / Assistance listing | 81.135 | 81.135 |
| Summary | NOFO Number: DE-FOA-0003630 - Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK) To obtain a copy of the Notice of Funding Opportunity (NOFO) please go to DOE eXCHANGE at https://exchange.energy.gov/. To apply to this NOFO, Applicants must register with and submit application materials through DOE eXCHANGE (https://exchange.energy.gov/Registration.aspx). For detailed guidance on using DOE eXCHANGE, please refer to the DOE eXCHANGE User Guide (https://exchange.energy.gov/Manuals.aspx). ARPA-E will not review or consider application materials submitted through other means. For problems with DOE eXCHANGE, email ExchangeHelp@hq.doe.gov (with NOFO name and number in | NOFO Number: DE-FOA-0003631 - Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR) To obtain a copy of the Notice of Funding Opportunity (NOFO) please go to DOE eXCHANGE at https://exchange.energy.gov/. To apply to this NOFO, Applicants must register with and submit application materials through DOE eXCHANGE (https://exchange.energy.gov/Registration.aspx). For detailed guidance on using DOE eXCHANGE, please refer to the DOE eXCHANGE User Guide (https://exchange.energy.gov/Manuals.aspx). ARPA-E will not review or consider application materials submitted through other means. For problems with DOE eXCHANGE, email ExchangeHelp@hq.doe.gov (with NOF |
| Agency contact | arpa-e-co@hq.doe.gov | arpa-e-co@hq.doe.gov |
| award ceiling percentile | 77th | 76th |
| Plain-English Eligibility Score | 43/100 | 48/100 |
| Peer rank and all 226 records (CSV) | Every comparable record ranked, with amounts, dates and scores 🔒 Click to unlock → |
| Official source URLs for every peer record | Direct links to each record at its government source 🔒 Click to unlock → |

Official records: [Unlocking New Levels of Output and Capacity for Key Subsurface Resources (UNLOCK)](https://www.grants.gov/search-results-detail/364136) · [Unlocking New Levels of Output and Capacity for Key Subsurface Resources SBIR/STTR (UNLOCK SBIR/STTR)](https://www.grants.gov/search-results-detail/364135)

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