Keystone Synergistic Enterprises, LLC

Port Saint Lucie, FL · Defense · Acquired by Advanced Core Concepts (2018)

Digital engineering software suite that performs automated damage assessment, 3D CAD alignment, and adaptive repair recommendations for jet engine components, particularly life-limited parts like inte

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Updated Oct 23, 2026 · keystonehq.com

Sector: Defense
Headquarters: Port Saint Lucie, FL
Total capital: $23.4M

Federal grants: $2.5M; 5 awards · 2016–2022; Rank in peer group#146 of 161
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $20.9M; 43 awards · Defense, NASA; Rank in Defense#264 of 1442
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

Mar 2022Federal grantDefense · Phase II · Digital Engineering for CBM+$1.5M
Aug 2020Federal grantNASA · Phase I · In-Situ Dimensional and Macro Surface Defect Mitigation in Wire-Fed Additive manufacturing Processes$125K
Jul 2020Federal grantDefense · Phase II · Establishing IBR Blade Structural Repair Airworthiness Acceptance Criteria$750K
Jul 2020Federal contractDefense · Rapid Sustainment Office, Keystone Technologies, Phase II Small Business Innovation Research Contract Award$1.5M
Apr 2020Federal contractNASA · Mddm Of NASA HR-1 And JBK-75 Materials, Heat Treatment Characterization And Testing And Nozzle Machining$219K
Mar 2020Federal contractDefense · Advanced Digital Inspection For Insertion$50K
Sep 2019Federal contractNASA · Metal Digital Direct Manufacturing (mddm) For Close-out Of Combustion Chambers And Nozzle Fabrications$750K

Show 40 earlier federal awards

Aug 2019Federal contractNASA · Mid-scale JBK-75 Laser Wire Direct Closeout (lwdc) - JBK-75 Process Development - JBK-75$400K
Aug 2019Federal grantDefense · Phase I · Open Call for Innovative Defense-Related Dual-Purpose Technologies/Solutions with a Clear Air Force Stakeholder Need$50K
Jul 2018Federal contractNASA · Description: Develop Pulsed-laser, Wire Fed Am Process Parameters For Closeout Of Haynes 230 Nozzle Using Slotted Tube Procured And Machined To Mimic Channels In A Subscale Nozzle. Closed Out Tube To Be Sectioned And Analyzed For Physical And Metallurgical Acceptance. Process Development To Be Conducted By Laser Technology Associates. Description: Pulsed-laser Am Closeout Of Machined Haynes 230 Subscale Nozzle Utilizing Haynes 230 W Wire Per Dwg. MER1927. Am Closeout Of Channels Is To Stop 0.2 $85K
May 2017Federal contractDefense · Additively Manufacturing Of 4340 Shapes$23K
Nov 2016Federal contractNASA · Igf::ot::igf This STTR Phase II Proposal Builds Upon The Successfully Completed Phase I Feasibility Studies To Further Develop And Advance The Technology Needed To Reduce The Time And Cost Of Producing Ni Alloy Regeneratively Cooled Lre Nozzles Using Free Form Am Processes. The Free Form Mddm Am Process Was Matured By Keystone Under An Onr Sponsored SBIR Project [4]. Further Refinement Occurred Under Keystone Ir&d Efforts Which Demonstrated The Ability To Directly Deposit A Free Form Nozzle Lin$1.1M
Jun 2016Federal grantDefense · Phase I · Blade Repair of Integrally Bladed Disks (IBDs)$149K
Jun 2016Federal contractNASA · Igf::ot::igf This NASA Sponsored STTR Project Will Investigate Methods For Close-out Of Large, Liquid Rocket Engine Nozzle, Coolant Channels Utilizing Robotic Laser And Pulsed-arc Additive Manufacturing Methods. Copper To Nickel Alloy Interface Strength Will Be Quantified And Metallurgical Characterization Completed. A Thermal Model Based On Rosenthal's Analytical Expression For A Moving Heat Source, Which Has Been Incorporated Into A Numerical Model With Provision For Adding Mass, Will Be Used$125K
Mar 2016Federal contractDefense · Igf::ot::igf Additive Manufacturing Of 4340 Steel$20K
Feb 2016Federal contractNASA · Igf::ot::igf Development Of A Bi-metallic Additive Manufacturing Process For Combustion Chambers And Nozzle Components$27K
Aug 2015Federal contractDefense · Igf::ot::igf Rif 2015 Onr Baa$2.9M
Jul 2015Federal contractNASA · Igf::ot::igf Thermal Stir Welding (tsw) Advances The More Conventional Friction Stir Welding (c-fsw) Process By Separating The Primary Process Variables Of Metal Stirring And Forging From The Control Of The Workpiece Temperature. The Independent Heating Is Obtained By Placing An Induction Coil In Front Of A Specially Modified Tool To Bring The Workpiece To The Appropriate Joining Temperature. However, Studies To Date On Joining Of High Melting Temperature Materials, Such As Nickel (ni) Based Sup$125K
Jul 2015Federal contractNASA · Igf::ot::igf SBIR Phase III Effort For Copper Liner Closeout Using Metal Direct Digital Manufacturing (mddm)$22K
Jun 2015Federal contractNASA · Igf::ot::igf Use Of Additive Manufacturing (am) Techniques Are Of Interest As They Can Be Used To Create Complex Shaped Rocket Components In Addition To The Potential For Multi-material, Or Functionally Graded Materials (fgm). The Main Technical Challenge Lies In The Ability To Deposit Various Materials At Relatively Large Diameters With The Desired Properties While Maintaining The Overall Structural Integrity Of The Assembly. Use Of Interface Materials Can Also Assist In Joining These Very Diss$125K
May 2015Federal contractDefense · STTR Ph. I Research&development ''igf::ot::igf''$150K
Sep 2014Federal contractDefense · Igf::ot::igf SBIR Phase I Topic AF141-213 Method For Evaluating Candidates For Additive Manufacturing (am) Processes$150K
Jul 2013Federal contractNASA · Igf::ot::igf Thermal Stir Welding (tsw) Provides Advancement Over The More Conventional Friction Stir Welding (c-fsw) Process Because It Separates The Primary Processes Variables Thereby Allowing Independent Control Of Metal Stirring And Forging From The Stir Zone Temperature. However, The Feedback For Precise Control Of The Stir Zone Temperature, And Hence The Process Parameters To Sustain That Temperature Within A Narrow Range, Does Not Currently Exist On The Tsw Machine At The NASA Marshall S$699K
Nov 2012Federal contractDefense · SBIR Phase I Topic N122-123$80K
Sep 2012Federal contractDefense · R&d- Defense Other: Other (operational Systems Development)$716K
Feb 2012Federal contractNASA · Thermal Stir Welding (tsw) Provides Advancement Over The More Conventional Friction Stir Welding (c-fsw) Process Because It Separates The Primary Processes Variables Thereby Allowing Independent Control Of Metal Stirring And Forging From The Stir Zone Temperature. However, The Feedback For Precise Control Of The Stir Zone Temperature, And Hence The Process Parameters To Sustain That Temperature Within A Narrow Range, Does Not Currently Exist On The Tsw Machine At The NASA Marshall Space Flight C$125K
Sep 2011Federal contractDefense · Phase I SBIR Airfield Matting For High-temperature Applications$150K
Mar 2011Federal contractDefense · Research And Development In The Physical, Engineering, And Life Sciences (except Biotechnology)$150K
Feb 2011Federal contractNASA · Stir Welding Generates High-quality Joints In Fabricated Structure And Is The Baseline Joining Process For Most NASA Aluminum Alloy Structures Such As Cryogenic Tanks And Lightweight Structures. Incorporating Ultrasonic Vibration To Critical Stir Welding Machine Components Will Enable And Expand Stir Welding To Other High-strength, High-temperature Alloys Using Solid State Joining. This Project Will Scale Up Proven Ultrasonic Vibration Technology And Incorporate It On A NASA Stir Welding Machine$100K
Jan 2011Federal contractDefense · Hybrid Impeller Disk For High Pressure Compressor Configurations In Future Turboshaft Engines$70K
Aug 2010Federal contractNASA · Thermal Stir Welding Of High Strength And High Temperature Alloys For Aerospace Applications The Keystone And Msu Team Propose To Build On The Successful Feasibility Demonstration Conducted During Phase I To Complete The Development Of Solid-state Joining Of High Strength And Temperature Alloys Utilizing The Thermal Stir Welding Process. The Focus Alloy For This Project Is Haynes 230; The Alloy Of Choice Typically Utilized In Rocket Engine Nozzel Skirts. This Class Of Alloy Is Difficult To Fusio$600K
Feb 2010Federal contractDefense · R&d SBIR Topic N08-034$946K
Jan 2010Federal contractDefense · R&d SBIR Topic N093-175$80K
Apr 2009Federal contractDefense · SBIR Phase I$100K
Mar 2009Federal contractDefense · SBIR Phase II$750K
Jan 2009Federal contractNASA · Thermal Stir Welding Of High Strength And High Temperature Alloys For Aerospace Applications The Keystone And Msu Team Propose To Demonstrate The Feasibility Of Solid-state Joining High Strength And Temperature Alloys Utilizing The Thermal Stir Welding Process. The Alloy Selected For This Proposed Effort Is Haynes 230; The Alloy Of Choice Typically Utilized In Rocket Engine Nozzel Skirts. This Class Of Alloys Is Difficult To Fusion Weld And Has Not Been Shown Weldable By Friction Stir Methods. $100K
May 2008Federal contractDefense · Nondestructive Evaluation (nde) Techniques For Repaired Inte$100K
May 2008Federal contractDefense · SBIR Phase I - Topic N08-034$150K
Nov 2007Federal contractDefense · Research And Development, SBIR Phase II, Topic N06-034$947K
Mar 2007Federal contractDefense · SBIR II Entitled Precision Deposition & Finishing Of Invar T$1.6M
Nov 2006Federal contractDefense · Non-destructive Residual Stress Management In Nickel Superalloy$750K
Nov 2006Federal contractDefense · Non-destructive Grain Orientation Verification Directionally$750K
Jul 2006Federal contractDefense · 200610!006222!5700!FA8650!DET 1 Afrl/pk !FA865006C5204 !a!n! !y! ! !20060720!20080828!114133213!114133213!114133213!N!KEYSTONE Synergistic ENTERPRIS!542 Sw Keats Ave !palm City !FL!34990!54175!085!12!PALM City !martin !florida !+000000375000!N!N!000000749986!AZ12!RDTE/OTHER Research & Development-applied Researc !A1C!OTHER Aircraft Equipment !000 !not Discernable !541710!E! !3! ! ! ! ! !999$750K
Jul 2006Federal contractDefense · 200610!006204!5700!FA8650!DET 1 Afrl/pk !FA865006C3617 !a!n! !y! ! !20060712!20081023!114133213!114133213!114133213!N!KEYSTONE Synergistic ENTERPRIS!542 Sw Keats Ave !palm City !FL!34990!54175!085!12!PALM City !martin !florida !+000000200000!N!N!000000749896!AC92!RDTE/MISC Hard Goods-applied Research !A1A!AIRFRAMES And Spares !000 !not Discernable !541710!E! !3! ! ! ! ! !999$750K
Jan 2006Federal contractDefense · Research And Development In The Physical, Engineering, And Life Sciences$1.1M
Aug 2005Federal contractDefense · 200511!002924!5700!FA8650!DET 1 Afrl/pk !FA865005C5307 !a!n! !y! ! !20050831!20071030!114133213!114133213!114133213!N!KEYSTONE Synergistic ENTERPRIS!542 Sw Keats Ave !palm City !FL!34990!54175!085!12!PALM City !martin !florida !+000000375000!N!N!000000739808!AC11!RDTE/AIRCRAFT-BASIC Research !A1A!AIRFRAMES And Spares !000 !* !541710!E! !3! ! ! ! ! !202$740K
Feb 2005Federal contractDefense · 200506!001207!5700!FA8650!DET 1 Afrl/pk !FA865005C5200 !a!n! !y! ! !20050224!20070614!114133213!114133213!114133213!N!KEYSTONE Synergistic ENTERPRIS!542 Sw Keats Ave !palm City !FL!34990!58715!111!12!PORT Saint Lucie !st. Lucie !florida !+000000130000!N!N!000000749970!AZ12!RDTE/OTHER Research & Development-applied Researc !A1C!OTHER Aircraft Equipment !000 !* !541710!E! !3! ! ! ! ! !202$760K

Federal awards are summed by year (47 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.

1 record has no date or no amount, so it isn’t placed on the timeline.

Standing among 161 peers

Line = median

Defense · Software

Federal grantsBelow median

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

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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.