SAN DIEGO COMPOSITES, INC.

Defense · Acquired by Applied Composites (2018)

Environmentally stable composite (ESC) replacement parts for defense applications, manufactured as alternatives to metal parts

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Updated Oct 23, 2026

Sector: Defense
Total capital: $12.4M

Federal grants: $12.2M; 24 awards · 2014–2018; Rank in peer group#4 of 34
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $246K; 3 awards · NASA, Defense; Rank in Defense#828 of 1442
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

Feb 2018Federal grantDefense · Phase II · Hybrid Composite Nose Fairing Material$749K
Jan 2018Federal grantDefense · Phase I · Reverse Engineering Technical Data Packages for Development of Alternate Sources of Supply for DLA NSNs$150K
Nov 2017Federal grantDefense · Phase I · Automated Manufactured Multi-Functional Composite Rigid Wall Shelter$125K
Oct 2017Federal grantDefense · Phase I · Lightweight hybrid Magnetic Field Shielding for Railgun Applications$124K
Sep 2017Federal grantDefense · Phase II · Rocket Motor Case for Advanced Interceptors$999K
Sep 2017Federal grantDefense · Phase I · Out-of-Autoclave Composite Curing Utilizing Nanostructured Heaters and Integrated Temperature Monitoring$125K
Jun 2017Federal grantNASA · Phase I · Solar Transportable Array Rover for Conformable Deployment Retraction on Mars$125K

Show 20 earlier federal awards

Jun 2017Federal grantNASA · Phase II · Algorithms for Structural Dynamics Based Fiber Optic Strain Gage Health Monitoring$750K
May 2017Federal grantDefense · Phase I · Waterproofing Cargo Airdrop Equipment$100K
Jan 2017Federal grantDefense · Phase I · Light-weight and Low Cost Composite Cryotank$150K
Dec 2016Federal grantDefense · Phase I · Additive Manufacturing for Affordable Missile Defense$100K
Dec 2016Federal grantDefense · Phase II · Weight Optimized Mitigation to Direct Effects of Lightning Strike on a Missile Body$1.0M
Oct 2016Federal grantDefense · Phase II · Filament Wound Resin Transfer Molded Composite Pressure Vessel$500K
Sep 2016Federal grantDefense · Phase II · Reinforced Additively Manufactured Compression Assisted Molding (RAMCAM) of On-Demand Environmentally Stable Structural Composite Parts$1.5M
Aug 2016Federal grantDefense · Phase I · Reverse Velocity Test Vehicle$150K
Jul 2016Federal grantDefense · Phase II · Non-Traditional Insulation for Flight Weight Composite Pressure Vessels$1.0M
Jun 2016Federal grantNASA · Phase I · Non-Invasive Environmental Sensing System for Lifecycle Management (NIEL)$125K
May 2016Federal grantNASA · Phase II · Advanced Composite Truss (ACT) Printing for Large Solar Array Structures$750K
Dec 2015Federal grantDefense · Phase II · Lightweight, Stable Optical Bench with Integrated Vibration Attenuation$999K
Nov 2015Federal grantDefense · Phase I · Improved Strength Materials and Manufacturing Through Nanomaterial Integration for High-Energy Capacity Filament Wound Composite Flywheels$150K
Sep 2015Federal grantDefense · Phase II · Trident II Replacement Closure$1.2M
Jun 2015Federal contractNASA · Igf::ot::igf San Diego Composites Has Developed A Game-changing Concept For The In-situ Manufacture Of Advanced Composite Structures From Aboard A Spacecraft. This Concept Uses A Combination Of Proven Composite Manufacturing Processes, Such As Filament Winding, Pultrusion, And Uv Curing Resins Systems. The System Has The Capability To "print" Advanced Composite Truss (act) Structures From Raw Materials Carried Up During Launch. This Concept Minimizes Launch Volume Allowing For Space For Other Mi$125K
Mar 2015Federal grantDefense · Phase II · Advanced Synergistic Structures for Interceptor Kill Vehicles$1.0M
Dec 2014Federal grantDefense · Phase I · Weight Optimized Mitigation to Direct Effects of Lightning Strike on a Missile Body Using Filament Winding Techniques$150K
Dec 2014Federal grantDefense · Phase I · Non-Traditional Insulation for Flight Weight Composite Pressure Vessels$125K
Jul 2014Federal contractDefense · Igf::ot::igf Ph I Research&development - "corrosion Protection Of High-value Test&evaluation Assets"$100K
Apr 2014Federal contractNASA · Igf::ot::igf The 3D Multifunctional Ablative Thermal Protection System (3D-MAT) Project Has Been Developing A Quartz / Cyanate Ester Composite To Meet The Requirements Of The Orion Multi-purpose Crew Vehicle (mpcv) Compression Pad For The EM-1 Mission (2017 Launch) And Beyond. The 3D-MAT Project Is Leveraging Previous SBIR Technology Development Investments In The Development Of Woven Quartz Cyanate Ester (wqce) Material Including 3D Weaving With Bally Ribbon Mills And Resin Transfer Molding Wit$21K

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 34 peers

Line = median

Defense · Material

Federal grants#4 · top 12%

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

E-SKIN DISPLAYS, INC.Similar federal contract value in Defense · $250K in contracts
Vatn Systems, Inc.Similar federal contract value in Defense · $250K in contracts
SPEAR LABS LLCSimilar federal contract value in Defense · $249K in contracts
911 SECURITY CAMERASSimilar federal contract value in Defense · $238K in contracts
INTACT PARTNERS INCSimilar federal contract value in Defense · $235K in contracts
SPHERE BRAKE DEFENSE, INCSimilar federal contract value in Defense · $225K 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.