Iontra Inc

Centennial, CO · Founded 2022 · Software · Still private

Battery health monitoring and optimization software/algorithms for rechargeable batteries

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Updated Oct 23, 2026 · iontra.com

Sector: Software
Headquarters: Centennial, CO
Founded: 2022
Latest Form D: $39.3M, Dec 2024
Total capital: $76.8M

Federal grants: None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
Private capital raised: $76.8M; 2 Form D · last Dec 2024; 23 months since last filing
Federal contracts: None on recordNo federal contract awards found.
Granted patents: 13; 27 pending · first 2024; Rank in peer group#29 of 831

Capital timeline

Latest events

Dec 2024Private capital raisedForm D · SEC · 2nd filing$39.3M
Aug 2022Private capital raisedForm D · SEC · 1st filing$37.5M

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 831 peers

Line = median

Software

Granted patents#29 · top 3%

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

From SEC Form D filings

Daniel KonopkaExecutive Officer, DirectorNamed in SEC Form D filings
David SchroederDirectorNamed in SEC Form D filings
Jason SeedigDirectorNamed in SEC Form D filings
Jeffery J. GranatoExecutive Officer, DirectorNamed in SEC Form D filings
Jeff GranatoExecutive Officer, DirectorNamed in SEC Form D filings
Jonathan J. GurnseyDirectorNamed in SEC Form D filings

Show all 8 people

Ladd FritzDirectorNamed in SEC Form D filings
Marc GottschalkDirectorNamed in SEC Form D filings

What it has protected

USPTO · 13 granted of 40

Sep 1, 2026GrantedSystems And Methods For On-board Ev Charger And Regenerative BrakingUSPTOUS 12,722,517
Jul 28, 2026GrantedMethod And System For Optimal Charging Process Of Lithium-ion Batteries To Mitigate Cell Degradation In Real TimeUSPTOUS 12,695,325
Jul 9, 2026PendingSystems And Methods For A Battery Charge Signal Over Usb-c CablesUSPTOApplication 19441582

Show all 40 patent records

Systems And Methods For On-board Ev Charger And Regenerative BrakingSep 1, 2026 · US 12,722,517Granted
Method And System For Optimal Charging Process Of Lithium-ion Batteries To Mitigate Cell Degradation In Real TimeJul 28, 2026 · US 12,695,325Granted
Systems And Methods For A Battery Charge Signal Over Usb-c CablesJul 9, 2026 · Application 19441582Pending
Systems And Methods For Battery Charging Using A Negotiable Power SupplyMay 12, 2026 · US 12,627,165Granted
Systems And Methods For Electrochemical Device Charging And DischargingApr 30, 2026 · Application 19345232Pending
Systems And Methods For Generating Waveform Parameters For A Battery Charging SignalMar 19, 2026 · Application 19327607Pending
Systems And Methods For Battery Charging Using Circuit ModelingMar 10, 2026 · US 12,573,868Granted
Physics Informed Machine Learning Models For Predicting Battery PerformanceJan 29, 2026 · Application 19279949Pending
Systems And Methods For Impedance Measurement Of A Battery CellJan 20, 2026 · US 12,531,430Granted
Systems And Methods For Controlled Battery Heating Sourcing Current To And From The Battery And Discharge Signal Conditioning From The SameDec 30, 2025 · US 12,512,688Granted
Systems And Methods For Harmonic-based Battery ChargingDec 11, 2025 · Application 19242672Pending
Methods And Systems For Multi-channel, Multi-tenant Battery CyclingDec 4, 2025 · Application 19225863Pending
Methods, Apparatus, And Systems For Generating Computational Electrodynamic Parameters Of An Electrochemical SystemOct 16, 2025 · Application 19177291Pending
Systems And Methods For On-board Ev Charger And Regenerative BrakingOct 9, 2025 · Application 19188236Pending
Estimating Battery State Of Health And State Of ChargeOct 9, 2025 · Application 19171048Pending
Systems And Methods For Electrochemical Device Charging And DischargingSep 30, 2025 · US 12,431,728Granted
Apparatus, System And Method For Battery FormationAug 28, 2025 · Application 19060445Pending
Battery Monitoring And Charging Control By Measuring Electrodynamic ParametersAug 21, 2025 · Application 19200246Pending
Method And System For Optimal Charging Process Of Lithium-ion Batteries To Mitigate Cell Degradation In Real TimeAug 21, 2025 · Application 19200193Pending
Systems And Methods For Harmonic-based Battery ChargingJul 15, 2025 · US 12,362,582Granted
Systems And Methods For Producing Dithered Charging SignalsJun 26, 2025 · Application 18987651Pending
Rack Ears And Methods Of Using The SameJun 10, 2025 · US 12,328,838Granted
Systems And Methods For On-board Ev Charger And Regenerative BrakingMay 13, 2025 · US 12,296,705Granted
Electrochemical Methods, Devices And CompositionsApr 29, 2025 · US 12,286,720Granted
Method And System For Optimal Charging Process Of Lithium-ion Batteries To Mitigate Cell Degradation In Real TimeMar 27, 2025 · Application 18900579Pending
Electrodynamic ParametersMar 20, 2025 · Application 18900551Pending
Charge Current Cutoff Determination Based Upon Lifetime Battery ThroughputsFeb 6, 2025 · Application 18792471Pending
Systems And Methods For Controlled Battery HeatingJan 30, 2025 · Application 18913749Pending
Apparatus, System And Method For Dendrite And Roughness Suppression In Electrochemical StructuresJan 7, 2025 · US 12,191,457Granted
Apparatus, System And Method For Dendrite And Roughness Suppression In Electrochemical StructuresDec 3, 2024 · US 12,159,977Granted
System And Method Of Lithium Plating ReversalOct 10, 2024 · Application 18621049Pending
Synthesis And Envelope Rectification For Waveforms And Their Harmonics In A Frequency Switched TopologyOct 3, 2024 · Application 18618943Pending
System And Method Of Analysis Of Noisy Appearing Signals To Remove Thermal Contributions For Battery Charge And DischargeJul 18, 2024 · Application 18620953Pending
Electrodynamic ParametersJul 18, 2024 · Application 18619129Pending
Systems And Methods For Controlled Battery HeatingMay 30, 2024 · Application 18433354Pending
Burst Charging For An Electrochemical DeviceMar 14, 2024 · Application 18368523Pending
Optimized Battery Charging Circuit With Power Factor CorrectionMar 7, 2024 · Application 18240967Pending
Model Predictive Controller Architecture And Method Of Generating An Optimized Energy Signal For Charging A BatteryFeb 15, 2024 · Application 18232331Pending
Smart BatteryFeb 1, 2024 · Application 18225274Pending
System And Method Of Time-series Analysis Of Noisy Appearing Signals For Battery ChargingOct 19, 2023 · Application 18127634Pending

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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.