Silicon Space Technology Corporation

Austin, TX · Aerospace · Private

Radiation-hardened I/O Expansion chip for spaceflight processors

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Updated Oct 23, 2026 · voragotech.com

Sector: Aerospace
Headquarters: Austin, TX
Latest Form D: $8.1M, Sep 2015
Total capital: $19.3M

Federal grants: $1.6M; 3 awards · 2017–2019; Rank in peer group#37 of 91
Private capital raised: $17.7M; 5 Form D · last Sep 2015; 134 months since last filing
Federal contracts: None on recordNo federal contract awards found.
Granted patents: 4; 3 pending · first 2014; Rank in peer group#16 of 91

Capital timeline

Latest events

Aug 2019Federal grantNASA · Phase II · Radiation-Hardened I/O Expansion Chip$748K
Mar 2019Federal grantDefense · Phase II · Radiation Hardened ARM Cortex-M4 MCU$707K
Jun 2017Federal grantNASA · Phase I · Rad-Hard Embedded Processing SIP$118K
Sep 2015Private capital raisedForm D · SEC · 5th filing$8.1M
Jan 2014Private capital raisedForm D · SEC · 4th filing$1.6M
Feb 2013Private capital raisedForm D · SEC · 3rd filing$500K
May 2012Private capital raisedForm D · SEC · 2nd filing$5.1M
Feb 2012Private capital raisedForm D · SEC · 1st filing$2.5M

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 91 peers

Line = median

Aerospace · Device

Federal grants#37 · top 41%
Granted patents#16 · top 18%

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

Researcher links verified by same-company patents and grants

Wesley H. MorrisResearcherExecutive Officer, DirectorLinked by 3 patents
Barry WaiteDirectorNamed in SEC Form D filings
Bernd LienhardExecutive Officer, DirectorNamed in SEC Form D filings
David M. DuffExecutive OfficerNamed in SEC Form D filings
Frederick JorgensonDirectorNamed in SEC Form D filings
Fred M. JorgensenDirectorNamed in SEC Form D filings

Show all 11 people

Garry NashExecutive OfficerNamed in SEC Form D filings
Jon M. GwinExecutive OfficerNamed in SEC Form D filings
Larry CiacciaDirectorNamed in SEC Form D filings
Somu M. SubramaniamDirectorNamed in SEC Form D filings
Vivek MohindraDirectorNamed in SEC Form D filings

What it has protected

USPTO · 4 granted of 7

Feb 23, 2016GrantedMemory Circuit Incorporating Error Detection And Correction (edac), Method Of Operation, And SystemUSPTOUS 9,268,637
Dec 1, 2015GrantedMemory Circuit Incorporating Radiation-hardened Memory Scrub EngineUSPTOUS 9,201,726
Mar 3, 2015GrantedMemory Circuit Incorporating Radiation-hardened Memory Scrub EngineUSPTOUS 8,972,819

Show all 7 patent records

Memory Circuit Incorporating Error Detection And Correction (edac), Method Of Operation, And SystemFeb 23, 2016 · US 9,268,637Granted
Memory Circuit Incorporating Radiation-hardened Memory Scrub EngineDec 1, 2015 · US 9,201,726Granted
Memory Circuit Incorporating Radiation-hardened Memory Scrub EngineMar 3, 2015 · US 8,972,819Granted
Method And Structure For Radiation Hardening A Semiconductor DeviceMay 20, 2014 · US 8,729,640Granted
Improved Radiation Immunity Of Integrated Circuits Using Backside Die Contact And Electrically Conductive LayersApplication PCTUS2007075228Pending
Radiation Hardened Isolation Structures And Fabrication MethodsApplication PCTUS2006040224Pending
Buried Guard Ring And Radiation Hardened Isolation Structures And Fabrication MethodsApplication PCTUS2005004740Pending

EDWARD POPE DRSimilar federal contract value in Aerospace · null in contracts
AST & Science, LLCSimilar federal contract value in Aerospace · null in contracts
SPINLAUNCH INC.Similar federal contract value in Aerospace · null in contracts
Sidus Space Inc.Similar federal contract value in Aerospace · null in contracts
XTENSOR SYSTEMS INCSimilar federal contract value in Aerospace · null in contracts
Leo Aerospace, Inc.Similar federal contract value in Aerospace · null 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.