STEM RESOURCES LLC
Transfer learning-based intrusion detection system for solar photovoltaic string inverters
- Sector
- Energy
- Headquarters
- Little Rock, AR
- Total capital
- $516K
- Federal grants
- $310K
- 2 awards · 2023–2025
- Rank in peer group#31 of 77
- Private capital raised
- None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
- Federal contracts
- $206K
- 2 awards · NASA
- Rank in Energy#164 of 998
- Granted patents
- None on recordNo USPTO grants. Applications publish after 18 months.
Capital timeline
Latest events
- Federal contractNASA · SBIR 1 Mycelial Federated Intrusion Detect System$167K
- Federal grantNASA · Phase I · SBIR 1 Mycelial Federated Intrusion Detect System$149K
- Federal grantEnergy · Phase I · Solar Surveillance System$162K
- Federal contractNASA · Scientific Discovery Today Depends As Never Before Upon Ease Of Access To Data, Associated Sophisticated Tools And Applications, To Enable Education.$39K
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 77 peers
Line = medianEnergy · Software
- Federal grants#31 · top 40%
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
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- INVENTION HOUSE LLCSimilar federal contract value in Energy · $219K in contracts
- AVALANCHE ENERGY DESIGNS INCSimilar federal contract value in Energy · $214K in contracts
- Gridless Power CorpSimilar federal contract value in Energy · $205K in contracts
- SPECIAL POWER SOURCES LLCSimilar federal contract value in Energy · $196K in contracts
- MIC MONITOR LLCSimilar federal contract value in Energy · $186K in contracts
Regulatory activity · Energy
- Air Plan Approval; Michigan; Redesignation and Maintenance Plan for the Partial St. Clair 2010 1-Hour Sulfur Dioxide (SO2) NAAQS Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Delaware; 2006 24-Hour Fine Particulate Matter Limited Maintenance Plan for the Philadelphia Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP ProvisionsEnvironmental Protection Agency
- List of Approved Spent Fuel Storage Casks: NAC International, Inc., MAGNASTOR® Storage System, Certificate of Compliance No. 1031, Amendment Nos. 16 and 17 and Revisions to Amendment Nos. 0 Through 16Nuclear Regulatory Commission
- Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
- Fluoxapiprolin; Pesticide TolerancesEnvironmental Protection Agency
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 .