Green Fortress Engineering, Inc
Porous silicon material for hydrogen storage with catalytic recharge capability
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Updated · greenfortressengineering.com
- Sector
- Materials
- Total capital
- $225K
- Federal grants
- $225K
- 1 award · 2017
- Rank in peer group#53 of 123
- Private capital raised
- None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- None on recordNo USPTO grants. Applications publish after 18 months.
Capital timeline
Latest events
- Federal grantNSF · Phase I · STTR Phase I: Hydrogen Storage in Catalytically-modified Porous Silicon$225K
Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.
Standing among 123 peers
Line = medianMaterials · Material
- Federal grants#53 · top 43%
Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.
Founders and team
No founders are linked to this company yet.
Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.
Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026
Claim this profile to add your teamWhat it has protected
No granted patents are on record.
USPTO usually publishes applications 18 months after filing, so recent applications may not be visible yet. Patents assigned under a different entity name won’t match.
Checked: USPTO granted patents and published applications · Oct 23, 2026
Related companies, and why
- PASCAL TAGS INCSimilar federal contract value in Materials · null in contracts
- Enterprise Sciences, Inc.Similar federal contract value in Materials · null in contracts
- MICROVECTION, INC.Similar federal contract value in Materials · null in contracts
- Appia LLCSimilar federal contract value in Materials · null in contracts
- Lumisyn LLCSimilar federal contract value in Materials · null in contracts
- LANDSDOWNE LABS, LLCSimilar federal contract value in Materials · null in contracts
Regulatory activity · Materials
- Eliminating Regulations Establishing Fellowships in Laboratory Standardization and Testing for Foreign CitizensNational Institute of Standards and Technology
- Eliminating Obsolete Marking Requirements for Toy, Look-Alike, and Imitation FirearmsNational Institute of Standards and Technology
- Eliminating Obsolete Regulations Related to the Advanced Technology Program and the Technology Innovation ProgramNational Institute of Standards and Technology
Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.
Sources
Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.
How to read this page
Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.
Data freshness
SEC Form D filings through . SBIR and STTR awards through .