HYDROPLANE LTD

Sherman Oaks, CA · Aerospace · Private

Modular 150 kW hydrogen fuel cell power plant for aviation

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Updated Oct 23, 2026 · hydroplane.us

Sector: Aerospace
Headquarters: Sherman Oaks, CA
Total capital: $6.7M

Federal grants: $4.3M; 4 awards · 2022–2026; Rank in peer group#53 of 89
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $2.5M; 4 awards · Defense; Rank in Aerospace#454 of 1335
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

Apr 2026Federal contractDefense · A244-P001 - Hydroplane Fuel Cell Powerplant For Mobile Energy Generation, Storage, And Electric Propulsion$1.9M
Mar 2026Federal grantDefense · Phase II · A244-P001 - Hydroplane Fuel Cell Powerplant For Mobile Energy Generation, Storage, And Electric Propulsion$1.9M
Oct 2024Federal contractDefense · Phase 1 Award$250K
Oct 2024Federal grantDefense · Phase I · Phase 1 Award$250K
Jan 2024Federal grantDefense · Phase I · Small Business Innovation Research Topic 23.4$175K
Jan 2024Federal contractDefense · Small Business Innovation Research Topic 23.4$175K
Mar 2022Federal grantDefense · Phase II · Modular Hydrogen Fuel Cell Power Plant for Aviation and Mobile Energy Storage$1.9M

Show 1 earlier federal award

Dec 2020Federal contractDefense · Modular Hydrogen Fuel Cell Power Plant For Uam$150K

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 89 peers

Line = median

Aerospace · System

Federal grantsBelow median

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

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

MATERIALS & TECHNOLOGIES CORPSimilar federal contract value in Aerospace · $2.5M in contracts
Systima Technologies, Inc.Similar federal contract value in Aerospace · $2.5M in contracts
HYPHEN INNOVATIONS LLCSimilar federal contract value in Aerospace · $2.5M in contracts
TECH4IMAGING LLCSimilar federal contract value in Aerospace · $2.4M in contracts
LYNK GLOBAL INCSimilar federal contract value in Aerospace · $2.4M in contracts
Space Kinetic Corp.Similar federal contract value in Aerospace · $2.4M 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.