BRAYTON ENERGY LLC

Hampton, NH · Aerospace · Acquired by Creare

ultra-lightweight gas turbine-alternator for VTOL UAS power delivery

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Updated Oct 23, 2026 · braytonenergy.com

Sector: Aerospace
Headquarters: Hampton, NH
Total capital: $8.8M

Federal grants: $3.4M; 6 awards · 2015–2024; Rank in peer group#120 of 155
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $5.4M; 9 awards · Defense, NASA; Rank in Aerospace#322 of 1335
Granted patents: 0; 4 pending

Capital timeline

Latest events

Nov 2024Federal grantDefense · Phase II · Research And Development$750K
Nov 2024Federal contractDefense · Research And Development$1.0M
Sep 2024Federal contractNASA · 100 Kw Brayton Cycle Design For Space Nuclear Electric Propulsion$500K
Sep 2024Federal contractNASA · High-efficiency Solid Oxide Fuel Cell / Turbogenerator Hybrid Electric Propulsion System$1.3M
Feb 2024Federal contractNASA · SBIR Phase I Ignite - High Efficiency Solid Oxide Fuel Cell / Turbogenerator Hybrid Electric Propulsion System$156K
Jan 2024Federal grantNASA · Phase I · SBIR Phase I Ignite - High Efficiency Solid Oxide Fuel Cell / Turbogenerator Hybrid Electric Propulsion System$156K
Oct 2023Federal contractNASA · Fission Surface Power Advanced Closed Brayton Convertor (fsp-acbc) System Nra Award$1M

Show 8 earlier federal awards

Jul 2023Federal grantDefense · Phase I · Small Auxiliary Lightweight Turbogenerator Engine (SALT-E)$140K
Jul 2023Federal contractDefense · Kick-off Briefing Materials & Fwa Cert.$240K
Apr 2021Federal grantNASA · Phase I · Cycle Optimization for Mass of Advanced Heat Exchangers Used in Nuclear Space Propulsion$125K
Sep 2015Federal contractDefense · Igf::ot::igf Compressed Air Energy Storage For Island Naval Bases$95K
Sep 2015Federal grantDefense · Phase II · Improved Turbo/Superchargers for UAV Applications$750K
Sep 2015Federal contractDefense · Igf::ot::igf Improved Turbo/superchargers For UAV Applications$1.0M
Jul 2015Federal grantEnergy · Phase II · Flexible Pipe Couplers for Molten Salt$1.5M
Mar 2014Federal contractDefense · Igf::ot::igf Improved Turbo/supercharger For Uas/ugs Application$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 155 peers

Line = median

Aerospace · Device

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

USPTO · 0 granted of 4

May 28, 2015PendingFlattened Envelope Heat ExchangerUSPTOApplication 14555215
PendingFlattened Envelope Heat ExchangerUSPTOApplication PCTUS2014067735
PendingHeat Exchange Device And Method For ManufactureUSPTOApplication PCTUS2009042835

Show all 4 patent records

Flattened Envelope Heat ExchangerMay 28, 2015 · Application 14555215Pending
Flattened Envelope Heat ExchangerApplication PCTUS2014067735Pending
Heat Exchange Device And Method For ManufactureApplication PCTUS2009042835Pending
Heat Exchanger With Pressure And Thermal Strain ManagementApplication PCTUS2009042849Pending

AERODYNAMIC SOLUTIONS, INC.Similar federal contract value in Aerospace · $5.5M in contracts
CATENI INCSimilar federal contract value in Aerospace · $5.5M in contracts
FORMALLOY TECHNOLOGIES INCSimilar federal contract value in Aerospace · $5.4M in contracts
EBERT COMPOSITES CORPORATIONSimilar federal contract value in Aerospace · $5.3M in contracts
MINDRUM PRECISION INC.Similar federal contract value in Aerospace · $5.3M in contracts
Velo3DSimilar federal contract value in Aerospace · $5.2M 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.