Propulsion Science & Technology Inc

Langhorne, PA · Defense · Private

MODEX software—a data/model fusion system that extrapolates missile plume signatures across spectral, temporal, and viewing conditions by fusing physics-based predictions with sensor measurements

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Updated Oct 23, 2026 · propulsionscience.com

Sector: Defense
Headquarters: Langhorne, PA
Total capital: $13.6M

Federal grants: $1.7M; 2 awards · 2017–2021; Rank in peer group#22 of 89
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $11.8M; 22 awards · Defense; Rank in Defense#366 of 1442
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

Mar 2021Federal grantDefense · Phase II · Enhanced Model Extrapolation for Threat Characterization$750K
Aug 2020Federal contractDefense · COVID-19 Dib Small Business Innovative Research Phase II. Modeling And Simulation, Missile Plume Analysis, Missile Warning, Missile Signature.$750K
Jun 2019Federal contractDefense · Data/model Fusion For Missile Signature Modeling$150K
Mar 2019Federal contractDefense · Threat Characterization Via Model Extrapolated 3D Flowfield$150K
Dec 2017Federal grantDefense · Phase II · Effects of Hardbody-Plume Interactions on Radar Returns$1.0M
Dec 2016Federal contractDefense · ::igf::ot::igf Sbir/sttr Phase I Research&development$100K
Sep 2016Federal contractDefense · Igf::ot::igf SBIR Phase III, Plume Morphing Tool Upgrade$90K

Show 17 earlier federal awards

Aug 2012Federal contractDefense · Exhaust Plume Simulation Using Image Morphing Technology$516K
Aug 2012Federal contractDefense · Sbir/sttr Phase II Research&dev.igf::ot::igf$1.7M
Aug 2012Federal contractDefense · SBIR Mda Topic 05-044: Plume Simulation Using Advanced Image Processing Techniques$435K
Mar 2012Federal contractDefense · Ph I Research&development$100K
Feb 2012Federal contractDefense · Ph I Research&development$100K
Sep 2011Federal contractDefense · SBIR Phase II Research And Development$1.0M
Sep 2011Federal contractDefense · SBIR Phase II Research And Development$1.0M
Jul 2011Federal contractDefense · Ph I Research&development$150K
May 2010Federal contractDefense · Ph I Research & Development$100K
May 2010Federal contractDefense · Ph I Research & Development$100K
Jun 2009Federal contractDefense · SBIR Phase II Research And Development.$1.3M
Mar 2009Federal contractDefense · AF083-256-1429$100K
May 2008Federal contractDefense · MDA05-044$350K
Feb 2008Federal contractDefense · Army SBIR Phase II$730K
Feb 2008Federal contractDefense · Contract Summary Report.$100K
Sep 2004Federal contractDefense · 200412!000067!5700!GY03 !aedc/pkp R&d Contracts !FA910104C0029 !a!n! !y! ! !20040927!20060929!152714051!152714051!152714051!N!PROPULSION Science And TECHNOL!4 Amy Drive !hightstown !NJ!08520!31620!021!34!HIGHTSTOWN !mercer !new JERSEY!+000000699990!N!N!000000699990!AD95!RDTE/OTHER Defense-eng/manuf Develop !C9E!ALL Other Supplies And Equipment !000 !* !541710!E! !3! ! ! ! ! !999$1.8M
Aug 2004Federal contractDefense · 200412!000579!9700!HQ0006!MISSILE Defense Agency !HQ000604C7085 !a!n! !n! ! !20040825!20060616!152714051!152714051!152714051!N!PROPULSION Science And TECHNOL!4 Amy Drive !hightstown !NJ!08520!41392!017!42!LANGHORNE !bucks !penn !+000000749965!N!N!000000749965!AC21!RDTE/MISSILE And Space Systems-basic Research !A2 !missile And Space Systems !caa !mda Support !541710!E! !3! ! ! ! ! !999$1M

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

Defense · Software

Federal grants#22 · top 25%

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

PVILION INCSimilar federal contract value in Defense · $12.1M in contracts
HOLOCHIP CORPSimilar federal contract value in Defense · $12M in contracts
SPARTA SOFTWARE CORPSimilar federal contract value in Defense · $11.9M in contracts
CLOUDJUNCXION INCSimilar federal contract value in Defense · $11.7M in contracts
MEMTRONICS CORPORATIONSimilar federal contract value in Defense · $11.7M in contracts
Primer Technologies, Inc.Similar federal contract value in Defense · $11.7M in contracts

Regulatory activity · Defense

Sector-level, not company-level

11 Jun 2026Danger Zone; Waters of Carr Creek and Whitehall Bay in the Vicinity of the Naval Support Activity AnnapolisEngineers Corps
13 Mar 2026Federal Acquisition Regulation; Federal Acquisition Circular 2026-01; IntroductionNational Aeronautics and Space Administration
13 Mar 2026Federal Acquisition Regulation: Trade Agreements ThresholdsNational Aeronautics and Space Administration
13 Mar 2026Federal Acquisition Regulation; Federal Acquisition Circular 2026-01; Small Entity Compliance GuideNational Aeronautics and Space Administration
27 Aug 2025Federal Acquisition Regulation; Federal Acquisition Circular 2025-06; Small Entity Compliance GuideNational Aeronautics and Space Administration
27 Aug 2025Federal Acquisition Regulation; Federal Acquisition Circular 2025-06; IntroductionNational Aeronautics and Space 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.