OPTIMAL SYNTHESIS INC.

Los Altos, CA · Defense · Private

Standalone speech interface system for air-gapped defense applications, enabling two-way human-automation interaction without server dependence

Claim this profile

Follows are private to you and power your alerts

Updated Oct 23, 2026 · optisyn.com

Sector: Defense
Headquarters: Los Altos, CA
Total capital: $27.8M

Federal grants: $5.8M; 12 awards · 2015–2020; Rank in peer group#63 of 161
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $22M; 53 awards · Defense, NASA; Rank in Defense#250 of 1442
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

Apr 2020Federal grantDefense · Phase I · High-Performance Monte Carlo Modeling System for Real-time Fire Control Schedulers$105K
Nov 2019Federal grantDefense · Phase II · Human-Automation Speech Interface$1M
Nov 2019Federal contractDefense · Rso SBIR Phase II Optimal Synthesis$950K
Aug 2019Federal contractDefense · Human-automation Speech Interface$50K
Nov 2018Federal contractDefense · Igf::ot::igf$1.0M
Jul 2018Federal grantNASA · Phase I · Decentralized Cooperative Navigation for Small Unmanned Aerial Vehicles in GPS-denied Environments$125K
Jun 2018Federal contractDefense · Sbir/sttr Phase I Research&development: Fast Algorithms For Real-time Hypervelocity Trajectory Adjustment.$100K

Show 58 earlier federal awards

Jun 2018Federal grantDefense · Phase I · Automated Document Pre-Processing Technologies for Optical Character Recognition (OCR)$100K
Apr 2018Federal contractNASA · The Objective For This Phase III SBIR Would Be The Adaptation Of Speech-enabled Simulation Interface Agent (sesia) To Serve As Pseudo-pilots In Hitls Conducted At The Futureflight Central (ffc). Sesia Would Understand Tower Controllers And Interact With Atg For Controlling The Aircraft In The Atg Simulation. Adaptation Of Sesia Includes Knowledge Source Adaptation Of The Speech Recognition Engine, Adaptation Of Speech Response, And Interface Construction Between Sesia And Atg. In Addition To Sof$222K
Mar 2018Federal grantDefense · Phase I · Novel Structure-Preserving Algorithms for Accurate Rocket Trajectory Propagation$100K
Feb 2018Federal grantDefense · Phase II · Novel Signal Processing Softwarefor Improving Inertial Measurement Unit Performance$1.0M
Sep 2017Federal grantDefense · Phase II · Speech Understanding for Advanced HMI in support of the ALIAS Program$1.5M
Sep 2017Federal contractNASA · Igf::ot::igf$800K
Jun 2017Federal grantNASA · Phase I · Vision-Based Automation System for Safe and Efficient Taxi Operations$125K
May 2017Federal contractDefense · Progress Report Igf::ot::igf$230K
Dec 2016Federal contractDefense · Sbir/sttr Phase I Research&development::igf::ot::igf$155K
Jun 2016Federal contractNASA · Igf::ot::igf To Accelerate The Acceptance Of New Concepts Developed Under Nextgen, The Shadow Mode Assessment Using Realistic Technologies For The National Airspace System (smart-nas) Testbed, Which Enables Integrated Examinations Of Nextgen Or Beyond-nextgen Concepts Under Distributed Environment, Becomes Critical To The Air Traffic Management (atm) Community. To Support Human-in-the-loop (hitl) Testing For Nas-wide Simulation Using Smart-nas Testbed, This Proposal Addresses The Feasibility O$125K
Jun 2016Federal grantNASA · Phase II · Generic FMS Platform for Evaluation of Autonomous Trajectory-Based Operation Concepts$750K
May 2016Federal grantNASA · Phase II · Airport Gate Activity Monitoring Tool Suite for Improved Turnaround Prediction$750K
Dec 2015Federal contractDefense · Igf::ot::igf SBIR Phase I Research And Development; Proposal# B152-008-0333 High-accuracy Target Tracking Algorithms Exploiting High-performance Computing Hardware$140K
Nov 2015Federal grantDefense · Phase I · A Data-Driven Approach to In-Transit Visibility$150K
Sep 2015Federal contractNASA · Igf::ot::igf The National Aeronautics And Space Administration (NASA) And Federal Aviation Administration (faa) Have Been Involved In Extensive Efforts To Develop Advanced Concepts, Technologies, And Procedures For The Next Generation Air Transportation System (nextgen) 1 - 5. Nextgen Seeks Improvements In Safety, Efficiency, Controller Workload, And The Capacity Of The National Airspace System (nas). The Aforementioned Improvements Are In Turn Sought To Be Achieved By Improvements In Communicat$875K
Jun 2015Federal grantNASA · Phase I · Autonomous Airport Operations for Safe and Efficient Use of Airports$125K
Oct 2014Federal contractNASA · Igf::ot::igf NASA Research Announcement (nra) For : Intent-based Data Mining For Identifying And Classifying Conflict Detection And Resolution From Historical Aircraft Track$299K
Aug 2014Federal contractNASA · Igf::ot::igf Based On The Significant Accomplishments Of The Phase I, II, And Ii-e R&d Effort, The Objective Of The Proposed Phase III Work Is To Demonstrate Integrated Arrival-d Eparture-surface-enroute Tfm Concepts Using The Bsp Optimization Decision Technique On Gpgpus. Traffic Flow At The Airports In The Dfw Surface-tracon-center Will Be Used As The Demonstration Example.$150K
Jun 2014Federal contractNASA · Igf::ot::igf A Significant Portion Of The Nextgen Research Is Aimed At (i) Developing Ground-side Automation Systems To Assist Controllers In Strategic Planning Operations Such As Scheduling Flights, And (II) Developing Tactical Controller Decision Support Tools To Separate And Space The Traffic. Central To The Success Of These Automation Systems Is The Ability To Predict The Future Trajectory Of Any Aircraft In The National Airspace System (nas). The Research Related To This Area Is Referred To$125K
Jun 2014Federal contractNASA · Igf::ot::igf Motivated By The Anticipation Of Pilot Shortage In The Future And The Quest Of Cost Reduction In Airline Operations, The Single-pilot Operation (spo) Concept Emerges As A Promising Alternative Of The Currentday Multi-pilot Operations. This Proposal Addresses The Feasibility Of Constructing A Spoken Language Understanding System For Decoding Voice Communications In Air Traffic Control. In Particular, We Address The Issue Of Developing A Voice Communication Understanding System (vcus)$125K
Apr 2014Federal contractDefense · Igf::ot::igf A Hybrid Systems Approach To Intelligent Information Management In Human- Automation Interaction SBIR I$150K
Jul 2013Federal contractNASA · Igf::ot::igf The Objective Of The Current Research Is To Develop The Concept, Algorithms And Software Necessary For Enabling A Novel Surveillance System For Airports Ramp Areas. The Proposed Technology Can Overcome The Deficiencies Of Some Of Current-day Surveillance Systems Especially In The Ramp Area. It Is Expected To Aid In Both Safety And Efficiency Improvements In Ramp Area Operations. Phase I Research Developed The Concept And Requirements And Demonstrated The Core Algorithms Of Technolog$875K
May 2013Federal contractNASA · Igf::ot::igf Optimal Synthesis Inc.(osi) Proposes To Develop An Aiding Tool For User Interface Design That Is Based On Mathematical Formalism Of Hybrid System Theory. The Correctness Of Information Content Of A User Interface Is Ensured By A Special Observability Test That Takes Into Account Of Human Cognition And Psychology. A Possible Mismatch Between An Operational Mode Perceived By A Human Operator And The One Active In A Machine Is Detected Via An Algorithm That Infers The Intent Of The Hu$125K
May 2013Federal contractNASA · Igf::ot::igf Development Of A Nonlinear Particle Filter For Engine Performance Is Proposed. The Approach Employs NASA High-fidelity C-MAPSS40K Engine Model As The Central Element, And Addresses The Issue Of Lack Of Observability Of Some Of The Engine Health Parameters In Previous Kalman Filter Formulations. Proposed Approach Does Not Require Linearity Of The Dynamics Or Gaussian Noise Assumptions For Satisfactory Operation. The Feasibility Of Real-time Implementation Of The Proposed Approach W$125K
Jan 2013Federal contractNASA · Igf::ot::igf - Extensive Human-in-the-loop Testing Of Nextgen Concepts And Technologies Is Typically Required In A Controlled Lab Environment Before They Can Be Integrated For Evaluation In The Field. The Experiments Tend To Require The Participation Of A Large Number Of Subject-matter Experts (smes) Including Air Traffic Controllers (atc) And (pseudo-)pilots, Which Makes The Experiments Costly And The Logistics With So Many Participants Make Them Difficult To Plan. These Experiments Often Are D$700K
Sep 2012Federal contractDefense · SBIR Phase II, Topic #A07-057$712K
Apr 2012Federal contractNASA · Igf::ot::igf Other Function - NASA Is Developing Algorithms And Methodologies For Efficient Air-traffic Management. Several Researchers Have Adopted An Optimization Framework For Solving Problems Such As Flight Scheduling, Route Assignment, Flight Rerouting, Nationwide Traffic Flow Management (tfm) And Dynamic Airspace Configuration. Computational Complexity Of These Problems Have Led Investigators To Conclude That In Many Instances, Real Time Solutions Are Computationally Infeasible, Forcing Th$900K
Feb 2012Federal contractNASA · As Concepts And Technologies Being Developed For The Next-generation Air Transportation System (nextgen) Mature, The Natural Progression Is To Study Their Integration And Evaluation In The Operational Environment. Before They Can Be Integrated Into The National Airspace System (nas) For Evaluation In The Field, They Typically Have To Undergo Extensive Human-in-the-loop (hitl) Testing In A Controlled Laboratory Environment To Identify And Work Out The Issues. Depending On The Particular Concept/t$125K
Feb 2012Federal contractNASA · NASA Has Been Involved In Developing Advanced Automation Systems For Improving The Efficiency Of Air-traffic Operations, Reducing Controller Workload And Enhancing The Safety In The National Airspace System. The Recent Accident At John F. Kennedy International Airport In New York Involving An A380 And CRJ700 Highlights An Important Safety Concern On Airport Surface Where Aircraft Operate Very Closely. Even Over The Airport Surface The Ramp Area Is An Area Of Significant Safety Concern. The Fligh$125K
Feb 2012Federal contractNASA · Volcanic Ash And Other Atmospheric Hazards Impact Air Transportation By Introducing Uncertainty In The National Airspace System (nas) Capacity. Deterministic Traffic Flow Management (tfm) Algorithms Are Often Unable To Perform Efficiently In These Conditions, Motivating The Development Of Probabilistic Tfm Algorithms. It Has Been Shown That These Algorithms Result In A Stochastic Linear Program (slp), Whose Structure Is Relatively Simple Due To Elegant Theory, But Which Can Be Hard To Solve In R$125K
Jan 2012Federal contractNASA · Stochastic Models Of Arrival Time Accuracy And Transit Time Range For Nextgen Operations In Super-dense Airspace. Supports NASA Research In The Aeronautics Research Mission Directorate And The Concepts, Technology, And Development Project Of The Airspace Systems Program Specifically, Its Super Density Operations Research Area By Investigating The Time-based Scheduling Performance Of Nextgen Capabilities. Project Objectives For This Research Are Two-fold: Develop A Range Of Stochastic Models Of A$1.5M
Jun 2011Federal contractNASA · NASA Has Been Involved In Extensive Research Efforts To Develop Advanced Concepts And Technologies, For The Next Generation Air Transportation System (nextgen) Under Different Research Focus Areas (rfas). The Airspace Super Density Operations (asdo) Rfa Seeks To Develop Efficient Terminal Area Operations. It Is Expected That Multiple Asdo Concepts Will Be Interacting With One Another In A Complex Non-deterministic Manner. Therefore, The Overall Terminal System Performance May Not Be A Straightfo$600K
Jun 2011Federal contractNASA · The Feasibility Of Developing A Statistical Decision Support System For Traffic Flow Management In The Terminal Area And Runway Load Balancing Was Demonstrated In The Phase I Research. The Methodology Employed An Advanced Estimation Algorithm Based On A Queuing Network Model Of The Runway And The Terminal Area, And Statistical Decision Theory To Formulate Traffic Flow Decisions. RADAR Data From The San Francisco Terminal Area Was Used In The Feasibility Demonstration. Component Technologies Deve$600K
Feb 2011Federal contractNASA · NASA Is Developing Algorithms And Methodologies For Efficient Air-traffic Management (atm). Several Researchers Have Adopted An Optimization Framework For Solving Problems Such As Flight Scheduling, Route Assignment, Flight Rerouting, Nationwide Traffic Flow Management And Dynamic Airspace Configuration. Computational Complexity Of These Problems Have Led Investigators To Conclude That In Many Instances, Real Time Solutions Are Computationally Infeasible, Forcing The Use Of Relaxed Versions Of T$100K
Feb 2011Federal contractNASA · NASA Has Been Involved In Developing Advanced Automation Systems For Improving The Efficiency Of Air-traffic Operations, Reducing Controller Workload And Enhancing The Safety In The National Airspace System. In The Past Decade There Has Been Emphasis On Designing Environmentally Friendly Operations That Reduce Fuel Consumption, Emission And Noise As Well. The Objective Of The Proposed Research Is To Develop A Framework Suitable For The Design And Analysis Of 4D Trajectories For Terminal And Tran$100K
Jul 2010Federal contractDefense · SBIR Phase II Research And Development.$974K
Jul 2010Federal contractDefense · Seaport-enhanced$3K
Jun 2010Federal contractNASA · TAS::80 0125::TAS This Work Supports NASA Recovery Act Work Sponsored By The Aeronautics Research Mission Directorate And The Airportal Project Of The Airspace Systems Program. Research Funded By This Task Will Focus On Addressing Both Capacity And Safety Challenges Facing The US National Airspace. It Is Forecast That Over The Next 15 Years, Air Traffic In The United States Will Be Double, Far Exceeding The Country S Current Capability To Safely Fly Aircraft. To Handle This Growth, NASA Is Con$1M
Apr 2010Federal contractDefense · Mda SBIR Phase I$100K
Mar 2010Federal contractDefense · Optimal Synthesis SBIR Phase I$100K
Feb 2010Federal contractNASA · TAS::80 0125::TAS This Work Supports NASA Recovery Act Work Sponsored By The Aeronautics Research Mission Directorate And The Nextgen Airspace Project Of The Airspace Systems Program. Airspace Simulations And Modeling Are Important Methods Used For Creating A Future National Airspace System. One Of The Existing Tools That Is Used To Develop And Evaluate The Impact And Benefits Of Advanced Air Traffic Management Concepts Is Facet Or The "future Air Traffic Management Concepts Evaluation Tool." A$175K
Jan 2010Federal contractNASA · Next Generation Air Traffic Management Systems Are Expected Use Multiple Software Tools And Quantitative Methods For Managing Traffic Flow In The National Airspace. NASA And Other Aerospace Research Centers Are Involved In Developing Advanced Numerical Algorithms For Strategic Traffic Flow Management. These Algorithms Can Be Invoked At Fixed Time Intervals, Or Can Be Employed Whenever Adverse Traffic Flow Conditions Occur. In Order To Avoid Spurious Responses, The Control Algorithms Should Be US$100K
Jan 2010Federal contractNASA · NASA Has Been Involved In Extensive Research Efforts To Develop Advanced Concepts, Technologies, And Procedures For The Next Generation Air Transportation System (nextgen). The Research Focus Area Airspace Super-density Operations (asdo) Pertains To Highly Efficient Operations At The Busiest Airports And Terminal Airspace. Deterministic Analysis Of The Proposed Nextgen Concepts May Not Be Sufficient, As Inability Of Aircraft To Adhere To Flight Schedules Exactly And Operational Uncertainties May$100K
Dec 2009Federal contractNASA · Trajectory-based Operations Constitute A Key Mechanism Considered By The Joint Planning And Development Office (jpdo) For Managing Traffic In High-density Or High-complexity Airspace In The Next-generation Air Transportation System (nextgen). With This Concept Applied To Surface Operations At Major Airports, Nasa's Nextgen-airportal Project Is Exploring The Use Of Surface 4-DIMENSIONAL (4D) Trajectories, Which Use Required Times Of Arrival (rtas) At Selected Locations Along The Route. Observing $600K
Sep 2009Federal contractDefense · Handwritten Arabic Script Docs$730K
Mar 2009Federal contractDefense · Contract Summary Report.$100K
Jan 2009Federal contractNASA · Project Title Robust 3-D Algorithm For Flare Planning And Guidance For Impaired Aircraft Technical Abstract (copy From Form B) Development Of A Robust Nonlinear Guidance Law For Planning And Executing The Flare-touchdown Maneuver For Impaired Aircraft Under Adverse Wind Conditions Is Proposed. The Approach Employs Estimated Operational Envelope Of The Damaged Aircraft And Ambient Winds To Plan Flap Deployment Schedule And The Flare-touchdown Maneuver. The Algorithm Will Also Provide Guidance For$100K
Jan 2009Federal contractNASA · Trajectory Design To Benefit Trajectory-based Surface Operations Trajectory-based Operations Constitute A Key Mechanism Considered By The Joint Planning And Development Office (jpdo) For Managing Traffic In High-density Or High-complexity Airspace In The Next-generation Air Transportation System (nextgen). With This Concept Applied To Surface Operations At Major Airports, Nasa's Nextgen-airportal Project Is Exploring The Use Of Surface 4-DIMENSIONAL (4D) Trajectories, Which Use Required Times O$100K
Dec 2008Federal contractNASA · Rapid Estimation Of Aircraft Performance Models Using Differential Vortex Panel Method And Extended Kalman Filter Technical Abstract The Problem Of Estimating The Aerodynamic Models For Flight Control Of Damaged Aircraft Using An Innovative Differential Vortex Lattice Method Tightly Coupled With An Extended Kalman Filter Was Investigated During The Phase I Research. The Approach Exploited Prior Knowledge About The Undamaged Aircraft To Reduce The Order Of The Estimation Problem. Probing Maneuv$600K
Jun 2008Federal contractNASA · Sap Purchase Requisition: 4200254357 The Contractor Shall Identify Opportunities To Link Existing, Stand-alone Atm Simulation Software Codes As A Means Of Creating A Combined, Extended Capability. Assess The Feasibility Of Integrating Multiple, Stand-alone Modeling And Simulation Codes With Others In The NASA Atm Tool Suite. Perform An Initial Integration Of The Selected Codes Using Appropriate Middleware Techniques. 4.1.1 Task 1. The Contractor Shall Investigate The Feasibility And Utility Of L$437K
Feb 2008Federal contractNASA · Computational Appliance For Rapid Prediction Of Aircraft Trajectories$600K
Jan 2008Federal contractNASA · Estimation Of Aerodynamic Models For The Control Of Damaged Aircraft Using An Innovative Differential Vortex Lattice Method Tightly Coupled With An Extended Kalman Filter Is Proposed. The Approach Exploits Prior Knowledge About The Undamaged Aircraft To Reduce The Order Of The Estimation Problem. Test Maneuvers Will Be Designed To Improve The Observability Of The System Dynamics. The Derived Performance Model Will Then Be Used To Determine The Aircraft Flight Envelope Performance Parameters And $100K
Jan 2008Federal contractNASA · Advanced Control System Design For Hypersonic Vehicles$100K
Dec 2007Federal contractDefense · Handwrtten Arabic Script Docs, A07-057$120K
Sep 2007Federal contractDefense · SBIR Phase II Topic N06-012$1.0M
Aug 2007Federal contractNASA · Sap Purchase Requisition: 4200209837 Next Generation Air Transportation System (ngats) Air Traffic Management (atm)- Airspace Project- Subtopic 14: Multi-resolution Queuing Models For Analyzing The Impace Of Trajectory Uncertainty And Precision On Ngats Flow.$1.2M
Dec 2005Federal contractNASA · SBIR 2004 Phase II, Entitled "human-automation Interaction In Aerospace System: Flight-deck Interface For High-precision Taxi Control$600K
Aug 2005Federal contractDefense · 200511!500668!9700!HQ0006!MISSILE Defense Agency !HQ000605C7261 !a!n! !n! ! !20050822!20070830!829385509!829385509!829385509!N!OPTIMAL Synthesis Inc !868 San Antonio Rd !palo Alto !CA!94303!55282!085!06!PALO Alto !santa Clara !CALIFORNIA!+000000749999!N!N!000000749999!AC21!RDTE/MISSILE And Space Systems-basic Research !A2 !missile And Space Systems !caa !mda Support !541710!E! !3! ! ! ! ! !202$750K

Federal awards are summed by year (65 awards); hover a bar for the split. 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 grants#63 · top 39%

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

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

ORBITAL MICRO SYSTEMS, INC.Similar federal contract value in Defense · $22.1M in contracts
NOVEON MAGNETICS INCSimilar federal contract value in Defense · $22.1M in contracts
CELLULAR MATERIALS INTERNATIONAL, INC.Similar federal contract value in Defense · $22M in contracts
ENVIROSAFE DEMIL LLCSimilar federal contract value in Defense · $21.7M in contracts
NALAS ENGINEERING SERVICES INCSimilar federal contract value in Defense · $21.6M in contracts
Defense Research Associates, Inc.Similar federal contract value in Defense · $21.5M 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.