SHARED SPECTRUM COMPANY

Vienna, VA · Defense · Private

Software platform for dynamic spectrum access and RF situational awareness in contested wireless environments

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Updated Oct 23, 2026 · sharedspectrum.com

Sector: Defense
Headquarters: Vienna, VA
Latest Form D: $3M, Aug 2013
Total capital: $71.3M

Federal grants: $5.5M; 6 awards · 2020–2025; Rank in peer group#40 of 94
Private capital raised: $3M; 1 Form D · last Aug 2013; 158 months since last filing
Federal contracts: $62.8M; 68 awards · Defense, Commerce, Interior; Rank in Defense#124 of 1442
Granted patents: 14; 12 pending · first 2014; Rank in peer group#8 of 94

Capital timeline

Latest events

Sep 2025Federal contractDefense · FY24 Sbir/sttr Topic#: OSD234-P002 Ew Drone Payload For RF Dominance Contested Environments$1.5M
Aug 2025Federal grantDefense · Phase II · FY24 Sbir/sttr Topic#: OSD234-P002 Ew Drone Payload For RF Dominance Contested Environments$1.5M
Jun 2025Federal contractDefense · The Lorafan Goal Is To Reuse The Impressive Commercial Lora Transceiver And To Modify The Lorawan Software To Improve Its Lpd And Aj Performance$578K
Mar 2025Federal contractDefense · Minimum Guarantee Task Order For Associated Seaport Nxg Mac Awards.$500
Jan 2025Federal contractDefense · Small Business Innovation Research, Phase II Topic A244-P019, Open Topic For Persistent Experimentation.$2M
Jan 2025Federal grantDefense · Phase II · Small Business Innovation Research, Phase II Topic A244-P019, Open Topic For Persistent Experimentation.$2M
Sep 2024Federal contractDefense · The Strategic Capabilities Office Phase I Small Business Innovation Research (SBIR) Program Contract Award For Directional Digital Data Link (D3L).$150K
Aug 2013Private capital raisedForm D · SEC · 1st filing$3M

Show 67 earlier federal awards

Sep 2024Federal grantDefense · Phase I · The Strategic Capabilities Office Phase I Small Business Innovation Research (SBIR) Program Contract Award For Directional Digital Data Link (D3L).$150K
Jul 2023Federal contractDefense · STTR Phase I$140K
Jul 2022Federal contractDefense · Advanced Battle Management System$2K
Jun 2022Federal grantDefense · Phase II · Distributed, Large Scale Spectrum Measurement System and Analysis$1.5M
Jun 2022Federal grantDefense · Phase I · Secured and Robust Communications on Urban Air Mobility Networks (SRCUMAN)$150K
Sep 2021Federal contractDefense · SBIR Phase I$140K
Dec 2020Federal grantDefense · Phase I · Spectrum Efficient UAV Communication System (SEUAVCS)$150K
Sep 2020Federal contractCommerce · Spectrum Report Analysis Consulting Support$15K
Jul 2020Federal contractDefense · Kick-off Briefing Materials$150K
Mar 2020Federal contractDefense · Phase I Kickoff Summary Report$166K
Feb 2020Federal contractCommerce · Radio Frequency Interface Surveys For The National Weather Service.$743K
Jan 2020Federal contractCommerce · Project 12 - Final Report Support$26K
Aug 2019Federal contractCommerce · Project 5 - Spres$134K
Jul 2019Federal contractCommerce · Project 4 - Spres Task Order$147K
Jul 2019Federal contractCommerce · Project 7 - Spectrum Pipeline Reallocation Engineering Study (spres)$690K
Jul 2019Federal contractDefense · Small Business Innovative Research Program Phase I, Under Topic Number A19-032, To Procure Services For The Research And Development Effort Entitled, Cost Effective Tactical Mmwave Communications System$108K
Mar 2019Federal contractCommerce · Igf::ot::igf Project 10 - Spectrum Reallocation$392K
Feb 2019Federal contractNASA · Spacecraft Cognitive Antenna Development Design Study$217K
Jul 2018Federal contractCommerce · Igg::ot::igf Project 3 - Spectrum Reallocation$361K
Jul 2018Federal contractCommerce · Igf::ot::igf Other Functions - Spectrum Reallocation Engineering Study, Project 11.$516K
Jun 2018Federal contractDefense · New Darpa SBIR Phase II Contract. Solicitation: Darpa 16.2 SBIR$1.5M
May 2018Federal contractCommerce · Igf:;ot::igf Other Functions - Spectrum Reallocation Engineering Study Project 6$2.8M
Feb 2018Federal contractCommerce · Igf::ot::igf Project 8 Spectrum Reallocation Engineering Studies$185K
Feb 2018Federal contractCommerce · Igf::ot::igf Oral Presentation$10K
Aug 2017Federal contractInterior · Igf::ot::igf Long Link Range Maritime Communications$1.2M
Dec 2016Federal contractDefense · Igf::ot::igf Darpa SBIR Phase I$150K
Jun 2016Federal contractInterior · Igf::ot::igf Anomalous Propagation Communications System$150K
May 2016Federal contractCommerce · Igf::ot::igf "other Functions" - This Award Is For The Small Business Innovation Research (SBIR) Phase I For FY2016'S Program Announcement For The Technology Partnerships Office Under The Office Of Atmospheric Research In Silver Spring, Md. This Award Is For Proposal 16-1-034 A Project Titled "l-band Radio Frequency Interference Filtering."$120K
Sep 2015Federal contractDefense · Igf::ot::igf Rapid Innovation Fund (rif) Broad Agency Announcement (baa): Wireless Icbm Communications (wic)$1.5M
Oct 2014Federal contractDefense · Igf::ct::igf SBIR 14.2$80K
Oct 2014Federal contractDefense · Igf::ot::igf Counter Unmanned Aerial Systems (cuas)$200K
Sep 2014Federal contractCommerce · Antenna Interference Study Igf::ot::igf$220K
Jul 2014Federal contractDefense · Igf::ot::igf Cognitive Radio Spectrum Mgmt And Waveform Adaptation For Advanced Wideband Space Communication Systems$944K
Oct 2013Federal contractDefense · Igf::ot::igf Decision Making Under Uncertainty For Dynamic Spectrum Access$150K
Sep 2013Federal contractDefense · Igf::ot::igf Commex/theia$15K
Jul 2013Federal contractDefense · Igf::ot::igf - A Flexible And Extensible Solution To Incorporating New RF Devices And Capabilities Into Ew/isr Networks$100K
Jun 2013Federal contractDefense · Contract W15P7T-13-C-A414 Under Broad Agency Announcement (baa) W15P7T-08-R-P415 Is For Research And Development (r&d) To Design A Spectrum Sensing Based Frequency Agility Architecture For Advanced Digital Satellite Terminals.$1.2M
Jul 2012Federal contractDefense · Minmo/frequency Agile Range Extension (mfare)$1.0M
Jul 2012Federal contractDefense · Research For SBIR Phase II Under Topic N101-099$1.0M
May 2012Federal contractDefense · Research And Development In The Physical, Engineering, And Life Sciences (except Biotechnology)$2.4M
May 2012Federal contractDefense · Cognitive Radio Spectrum Management And Waveform Adaptation For Advanced Wideband Space Communication Systems$100K
Nov 2011Federal contractDefense · SBIR I - Ensuring Optimal And Secure Routes$150K
Jul 2011Federal contractDefense · Transformative Applications Program- For Mobile Base Stations$100K
Jul 2011Federal contractDefense · SBIR Phase II Base Period$729K
Jul 2011Federal contractDefense · Performance Of Work In Accordance With$1M
Mar 2011Federal contractDefense · Communications Under Extreme RF Spectrum Conditions (commex)$9.4M
Dec 2010Federal contractDefense · Repair Modem Board$7K
Nov 2010Federal contractDefense · SBIR II - Cognitive Radio Capability For Software$713K
Sep 2010Federal contractDefense · SBIR Phase I Base Effort$69K
Aug 2010Federal contractDefense · Research And Development In The Physical, Engineering, And Life Sciences (except Biotechnology)$608K
Jun 2010Federal contractDefense · Other Direct Cost (odc)$475K
May 2010Federal contractDefense · Base Panema Phase 1$509K
Mar 2010Federal contractDefense · Phase II Base Effort$1.5M
Mar 2010Federal contractDefense · Phase II Base Effort$1.2M
Mar 2010Federal contractDefense · Innovative Methods For Increasing$100K
Feb 2010Federal contractDefense · SBIR II$750K
Jan 2010Federal contractDefense · Software Updates$23K
Oct 2009Federal contractDefense · SBIR Phase I Base Period Of Performance$70K
Jan 2009Federal contractDefense · SBIR I - Cognitive Radio Technology$100K
Jan 2009Federal contractDefense · Labor: Hidden Node Problem$250K
Sep 2008Federal contractDefense · Sharspec Eng Spt$50K
Jul 2008Federal contractDefense · SBIR Topic N08-099, Entitled "spectrum Planning And Management Capability For Radio Communications"$97K
Jul 2008Federal contractDefense · Prototype Radios$63K
May 2008Federal contractDefense · Darpa STTR Ph II$750K
Sep 2007Federal contractDefense · Final Report$99K
Sep 2006Federal contractDefense · Research And Development In The Physical, Engineering, And Life Sciences$742K
Jun 2005Federal contractDefense · 200509!000756!5700!FA8750!AFRL/IFK !FA875005C0150 !a!n! !y! ! !20050622!20070822!029992497!029992497!029992497!N!SHARED Spectrum Company !1595 Spring Hill Road, Sui!vienna !VA!22182!81072!059!51!VIENNA !fairfax !virginia !+000007177954!N!N!000016999278!AD92!RDTE/OTHER Defense-applied Research !A7 !electronics And Communication Equip !000 !* !541710!E! !3! ! ! ! ! !202$19.9M

Federal awards are summed by year (74 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.

Federal first

98months

from SHARED SPECTRUM COMPANY’s first federal award to its first private round.

First federal award · Jun 2005: Defense · $19.9M
First Form D · Aug 2013: $3M · 1st Form D
Awards before first raise: 32 awards

An association in public records, not a cause or a prediction.

Standing among 94 peers

Line = median

Defense · System

Federal grants#40 · top 43%
Granted patents#8 · top 9%

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

Mark A. McHenryResearcherExecutive Officer, DirectorLinked by $1.6M in grants as PI
Mark A. FrantzDirectorNamed in SEC Form D filings
Theresa A. McHenryExecutive OfficerNamed in SEC Form D filings
Thomas A. StroupExecutive Officer, DirectorNamed in SEC Form D filings

What it has protected

USPTO · 14 granted of 26

Oct 28, 2021PendingPersisted Machine Learning-based Sensing Of RF EnvironmentsUSPTOApplication 17238511
Nov 19, 2019GrantedMethod and device for policy-based control of radioUSPTOUS 10,484,927
Apr 16, 2019GrantedDsa Radio Policy-controlled Classifier RestrictionUSPTOUS 10,264,463

Show all 26 patent records

Persisted Machine Learning-based Sensing Of RF EnvironmentsOct 28, 2021 · Application 17238511Pending
Method and device for policy-based control of radioNov 19, 2019 · US 10,484,927Granted
Dsa Radio Policy-controlled Classifier RestrictionApr 16, 2019 · US 10,264,463Granted
System And Method For Reuse Of Communications Spectrum For Fixed And Mobile Applications With Efficient Method To Mitigate InterferenceNov 6, 2018 · US RE47,120Granted
Dsa Radio Policy-controlled Classifier RestrictionNov 6, 2018 · US 10,123,212Granted
Systems And Methods For A Cognitive Radio Having Adaptable CharacteristicsOct 16, 2018 · US 10,104,555Granted
Methods For Using A Detector To Monitor And Detect Channel OccupancySep 4, 2018 · US 10,070,437Granted
System And Method For Reuse Of Communications Spectrum For Fixed And Mobile Applications With Efficient Method To Mitigate InterferenceJun 19, 2018 · US RE46,905Granted
Method and System for Dynamic Spectrum AccessFeb 20, 2018 · US 9,900,782Granted
Methods For Detecting And Classifying Signals Transmitted Over A Radio Frequency SpectrumDec 26, 2017 · US 9,854,461Granted
Methods For Using A Detector To Monitor And Detect Channel OccupancyNov 8, 2016 · US 9,491,636Granted
Methods For Using A Detector To Monitor And Detect Channel OccupancyMar 15, 2016 · US 9,288,684Granted
Methods For Using A Detector To Monitor And Detect Channel OccupancyDec 15, 2015 · US 9,215,710Granted
Distributed Spectrum MonitorMar 19, 2015 · Application 14485205Pending
System and Method for Reuse of Communication Spectrum for Fixed and Mobile Applications with Efficient Method to Mitigate InterferenceDec 23, 2014 · US RE45,302Granted
Method And System For Transmitting Signals With Reduced Spurious EmissionsSep 25, 2014 · Application 14176377Pending
Methods For Detecting And Classifying Signals Transmitted Over A Radio Frequency SpectrumJun 17, 2014 · US 8,755,754Granted
Method And Device For Policy-based Control Of RadioApplication PCTUS2007022356Pending
Methods For Using A Detector To Monitor And Detect Channel OccupancyApplication PCTUS2007021940Pending
Method And System For Determining Spectrum Availability Within A NetworkApplication PCTUS2007011414Pending
Method And System For Transmitting Signals With Reduced Spurious EmissionsApplication PCTUS2004017883Pending
Dynamic Spectrum Sensor-to-gnb Interface To Enable RADAR CoexistenceApplication 19522750Pending
Persisted Machine Learning-based Sensing Of RF EnvironmentsApplication 63014996Pending
Method And System For Dynamic Spectrum Access Using Specialty Detectors And Improved NetworkingApplication PCTUS2009054324Pending
Systems And Methods For A Cognitive Radio Having Adaptable CharacteristicsApplication PCTUS2008073194Pending
Methods For Detecting And Classifying Signals Transmitted Over A Radio Frequency SpectrumApplication PCTUS2008073193Pending

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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.