STEALTH SOFTWARE TECHNOLOGIES, INC.

LOS ANGELES, CA · Defense · Private

Secure multiparty computation (MPC) system for encrypted data aggregation and intelligence transmission with out-of-band exfiltration capability

Claim this profile

Follows are private to you and power your alerts

Updated Oct 23, 2026 · stealthsoftwareinc.com

Sector: Defense
Headquarters: LOS ANGELES, CA
Total capital: $37.2M

Federal grants: $3M; 2 awards · 2022; Rank in peer group#129 of 161
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $34.2M; 12 awards · Defense; Rank in Defense#185 of 1442
Granted patents: 5; 2 pending · first 2015; Rank in peer group#25 of 161

Capital timeline

Latest events

Aug 2025Federal contractDefense · Provably Weird Network Deployment And Detection (PWND2)$2.7M
May 2025Federal contractDefense · High-performance Encrypted Layered Information Synthesis U433000$4.8M
Mar 2023Federal contractDefense · SBIR Phase 2 Securing Antiquated Languages Via Program Synthesis And Human Assistance (salsa) Program$1.5M
Jan 2023Federal contractDefense · Resilient Supply-and-demand Network (rsdn) Program$1.6M
Sep 2022Federal grantDefense · Phase II · SCARIE: Secure and Covert non-Attributable Robust Information Exfiltration$1.5M
Jun 2022Federal grantDefense · Phase II · MARATHON - Mobile Adaptive Relay Anti-Totalitarian Human Overlay Network$1.5M
Jan 2022Federal contractDefense · Small Business Innovation Research (SBIR) Phase I. Securing Antiquated Languages Via Program Synthesis And Human Assistance (salsa).$225K

Show 7 earlier federal awards

Apr 2020Federal contractDefense · Securing Information For Encrypted Verification And Evaluation (sieve)- Use Zero Knowledge Proofs To Enable The Verification Of Capabilities Relevant To The DOD Without Revealing The Sensitive Details Associated With Those Capabilities$9.7M
Jun 2019Federal contractDefense · Carma: Convert Anonymous Reliable Messaging App$4.5M
Aug 2018Federal contractDefense · New Darpa SBIR Phase II Solicitation: Darpa 16.2 SBIR$1.5M
Feb 2017Federal contractDefense · Igf::ot::igf Base Period Darpa SBIR Phase 1$150K
Apr 2016Federal contractDefense · Igf::cl::igf Downstream/upstream Robust Automatic Secure Index Filtering Technology (durasift)$1.2M
Aug 2015Federal contractDefense · Igf::ot::igf - Contract, In Support Of Darpa, That Seeks To Create A Private Updateable Lightweight Scalable Active Repository (pulsar).$5.9M
May 2009Federal contractDefense · Preserving Collaboration Against Multiple Agencies, Allies$389K

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 161 peers

Line = median

Defense · Software

Federal grantsBelow median
Granted patents#25 · top 16%

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

Claim this profile to add your team

What it has protected

USPTO · 5 granted of 7

Nov 4, 2025GrantedEfficient Publicly-verifiable Zero-knowledge Proof System With Reduced Proof SizeUSPTOUS 12,463,817
Mar 11, 2025GrantedApparatus And Method For Secure Merging Of Lists Using Only Local Computations At Each Of Two Machines And Communications Solely Between The Two MachinesUSPTOUS 12,250,297
Aug 13, 2024GrantedLine-point Zero-knowledge Proof SystemUSPTOUS 12,063,304

Show all 7 patent records

Efficient Publicly-verifiable Zero-knowledge Proof System With Reduced Proof SizeNov 4, 2025 · US 12,463,817Granted
Apparatus And Method For Secure Merging Of Lists Using Only Local Computations At Each Of Two Machines And Communications Solely Between The Two MachinesMar 11, 2025 · US 12,250,297Granted
Line-point Zero-knowledge Proof SystemAug 13, 2024 · US 12,063,304Granted
Apparatus and Method for Forming a Voice Encrypted Signal in the Hearing RangeFeb 27, 2018 · US 9,904,789Granted
Apparatus, System, and Method to Garble ProgramsJun 9, 2015 · US 9,055,038Granted
Publicly Verifiable Zero-Knowledge Proof Systems From Designated-Verifier Zero-Knowledge Proof SystemsApplication 63502072Pending
Secure Merge With O (n Log Log N) Secure OperationsApplication 63027714Pending

BEAM ENGINEERING FOR ADVANCED MEASUREMENTS CO.Similar federal contract value in Defense · $35.1M in contracts
GRAF RESEARCH CORPORATIONSimilar federal contract value in Defense · $34.7M in contracts
BTP Systems, LLCSimilar federal contract value in Defense · $34.2M in contracts
STILMAN ADVANCED STRATEGIES, LLCSimilar federal contract value in Defense · $34M in contracts
BerrieHill Research CorporationSimilar federal contract value in Defense · $33.9M in contracts
IRIS TECHNOLOGY CORPORATIONSimilar federal contract value in Defense · $33.5M 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.