GEOPLASMA LLC

Huntsville, AL · Aerospace · Defunct

Ceramic thermal barrier coatings applied via plasma spray additive manufacturing for spacecraft thermal protection

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Updated Oct 23, 2026

Sector: Aerospace
Headquarters: Huntsville, AL
Total capital: $1.9M

Federal grants: $1.6M; 3 awards · 2018–2019; Rank in peer group#15 of 25
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $235K; 2 awards · NASA; Rank in Aerospace#637 of 1335
Granted patents: 2; first 2024; Rank in peer group#2 of 25

Capital timeline

Latest events

Jul 2019Federal grantNASA · Phase II · Using MISSE-FF to Determine the Effect of the Space Environment on Advanced Thermal Protection Coatings$750K
Aug 2018Federal grantNASA · Phase I · Additive Manufacture of Refractory Metal Propulsion Components$125K
Jul 2018Federal contractNASA · Ceramic-based Thermal Protection Systems (tps) Are Ideally Suited For Protecting Spacecraft And Crew From High Temperature Propellant Gases And Heating From Solar Radiation. In Addition, Ceramic Based Thermal Barrier Coatings (tbc) Are Being Applied To Rocket Engine Components Such As Combustion Chambers, Injector Face Plates, And Nozzle Extensions To Allow Higher Temperature Propellants To Be Used, Which Results In Increased Performance. Similar Tps/tbc Applications Can Be Proposed For Space Ha$125K
Jul 2018Federal grantNASA · Phase II · Evaluation of Multifunctional Radiation Shielding Material Against Long Duration Space Environment - Utilization of MISSE-FF$750K
Jun 2017Federal contractNASA · Igf::ot::igf Radiation Shielding Is Needed To Protect Personnel And Equipment For Extended Stays Beyond Low Earth Orbit. Ideally, The Shielding Material Would Be Of Dual Use, I.e., Shielding And Structural. Recently, A Tailorable Multifunctional Composite With Increased Structural Strength Combined With Efficient Shielding Against Gcr And Secondary Neutrons Was Developed By This Team. For These Multifunctional Composites To Be Seriously Considered For Such Applications As Crew Vehicles And Habi$110K

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 25 peers

Line = median

Aerospace · Orbital_ops · Material

Federal grantsBelow median
Granted patents#2 · top 8%

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

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What it has protected

USPTO · 2 granted of 2

Apr 22, 2025GrantedAdvanced Composites and Coatings For Radiation Environment ShieldingUSPTOUS 12,283,385
Jul 30, 2024GrantedMethod of Manufacturing Advanced Composites and Coatings For Radiation Environment ShieldingUSPTOUS 12,051,516

Plasma Processes, LLCShares a founder: John Scott O'Dell
Semaphore Scientific, Inc.Similar federal contract value in Aerospace · $239K in contracts
Troxel Aerospace Industries IncorporatedSimilar federal contract value in Aerospace · $238K in contracts
INNOVATIVE AEROSPACE LLCSimilar federal contract value in Aerospace · $236K in contracts
LSP Technologies, Inc.Similar federal contract value in Aerospace · $230K in contracts
TRANSCEND AIR CORPORATIONSimilar federal contract value in Aerospace · $225K in contracts

Regulatory activity · Aerospace

Sector-level, not company-level

06 Jul 2026Nondiscrimination in Federally Assisted Programs of NASA-Effectuation of Title VI of the Civil Rights Act of 1964National Aeronautics and Space Administration
01 Jul 2026Special Conditions: AMAC Aerospace, The Boeing Company Model 747- 8 Airplane; Side-Facing SeatsFederal Aviation Administration
26 Jun 2026Standard Instrument Approach Procedures, and Takeoff Minimums and Obstacle Departure Procedures; Miscellaneous AmendmentsFederal Aviation Administration
23 Jun 2026Operating Limitations at John F. Kennedy International AirportFederal Aviation Administration
23 Jun 2026Operating Limitations at New York LaGuardia AirportFederal Aviation Administration
18 Jun 2026Special Conditions: Honeywell Aerospace US LLC, Dassault Aviation Model Falcon 900EX Airplane; Electronic System Security Protection From Unauthorized External AccessFederal Aviation Administration

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 Oct 23, 2026. SBIR and STTR awards through Oct 21, 2026.