SENTIAR, INC.

St. Louis, MO · Founded 2017 · Medtech · Private

Augmented reality platform displaying interactive 3D cardiac holograms for cardiac ablation procedures

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Updated Oct 23, 2026 · sentiar.com

Sector: Medtech
Headquarters: St. Louis, MO
Founded: 2017
Latest Form D: $1.5M, May 2026
Total capital: $16.3M

Federal grants: $2.2M; 3 awards · 2018–2019; Rank in peer group#15 of 15
Private capital raised: $14.1M; 6 Form D · last May 2026; 5 months since last filing
Federal contracts: None on recordNo federal contract awards found.
Granted patents: 11; 18 pending · first 2020; Rank in peer group#1 of 15

Capital timeline

Latest events

May 2026Private capital raisedForm D · SEC · 6th filing$1.5M
May 2025Private capital raisedForm D · SEC · 5th filing$2.5M
Mar 2023Private capital raisedForm D · SEC · 4th filing$5.8M
Feb 2020Private capital raisedForm D · SEC · 3rd filing$3M
Aug 2019Federal grantHealth and Human S · Phase II · Using Augmented Reality To Make Cardiac Ablation Procedures Simpler and Safer$828K
Aug 2018Federal grantHealth and Human S · Phase II · Using Augmented Reality To Make Cardiac Ablation Procedures Simpler and Safer$1.2M
Apr 2018Private capital raisedForm D · SEC · 2nd filing$1M
Aug 2017Private capital raisedForm D · SEC · 1st filing$300K

Show 1 earlier federal award

Jan 2018Federal grantHealth and Human S · Phase II · Using Augmented Reality To Make Cardiac Ablation Procedures Simpler and Safer$224K

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 15 peers

Line = median

Medtech · Platform

Federal grantsBelow median
Granted patents#1 · top 7%

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

Berk TasExecutive Officer, DirectorNamed in SEC Form D filings
Charles Patrick BoltenDirectorNamed in SEC Form D filings
Charlie BoltenDirectorNamed in SEC Form D filings
Churchill SeanDirectorNamed in SEC Form D filings
James Patrick HowardExecutive Officer, DirectorNamed in SEC Form D filings
Jennifer Patrick SilvaDirectorNamed in SEC Form D filings

Show all 14 people

Jen SilvaDirectorNamed in SEC Form D filings
Jonathan Patrick SilvaDirectorNamed in SEC Form D filings
Jon SilvaDirectorNamed in SEC Form D filings
Sean ChurchillDirectorNamed in SEC Form D filings
Shlomo ShpunDirectorNamed in SEC Form D filings
Stuart LongExecutive Officer, DirectorNamed in SEC Form D filings
Warren WatsonDirectorNamed in SEC Form D filings
William SchmidtDirectorNamed in SEC Form D filings

What it has protected

USPTO · 11 granted of 29

Apr 15, 2025GrantedTwo-way Communication Between Head-mounted Display And Electroanatomic SystemUSPTOUS 12,277,267
Nov 28, 2023GrantedGaze Based Interface For Augmented Reality EnvironmentUSPTOUS 11,829,526
Aug 29, 2023GrantedElectrogram Annotation SystemUSPTOUS 11,737,700

Show all 29 patent records

Two-way Communication Between Head-mounted Display And Electroanatomic SystemApr 15, 2025 · US 12,277,267Granted
Gaze Based Interface For Augmented Reality EnvironmentNov 28, 2023 · US 11,829,526Granted
Electrogram Annotation SystemAug 29, 2023 · US 11,737,700Granted
Augmented Reality Display SharingNov 22, 2022 · US 11,507,336Granted
Electrogram Annotation SystemSep 27, 2022 · US 11,452,477Granted
Intercom System For Multiple UsersJun 28, 2022 · US 11,372,618Granted
Gaze Based Interface For Augmented Reality EnvironmentDec 14, 2021 · US 11,199,898Granted
Intercom System For Multiple UsersSep 21, 2021 · US 11,126,395Granted
Augmented Reality Display SharingMay 11, 2021 · US 11,003,410Granted
Disposable Sticker Within Augmented Reality EnvironmentMar 30, 2021 · US 10,964,291Granted
Disposable Sticker Within Augmented Reality EnvironmentAug 4, 2020 · US 10,733,960Granted
Disposable Sticker Within Augmented Reality EnvironmentApplication PCTUS2019033974Pending
Intercom System For Multiple UsersApplication PCTUS2019017850Pending
Augmented Reality Display SharingApplication PCTUS2019017852Pending
Gaze Based Interface For Augmented Reality EnvironmentApplication 62690834Pending
Disposable Sticker Within Augmented Reality EnvironmentApplication 62677544Pending
Intercom SystemApplication 62630185Pending
Systems And Methods For Using A Machine Learning Model And Head Mounted Device For Medical ProceduresApplication PCTUS2025053628Pending
Augmented Reality Monitor Reference SharingApplication 62630186Pending
Ultrasound Visualization And Control In Cardiac ProceduresApplication PCTUS2025029431Pending
Augmented Reality Display ProcessingApplication PCTUS2025023303Pending
Systems And Methods For Using A Machine Learning Model And Head Mounted Device For Medical ProceduresApplication 63714697Pending
Ultrasound Visualization And Control In Cardiac ProceduresApplication 63648026Pending
Augmented Reality Display ManagementApplication 63575390Pending
Two-way Communication Between Head-mounted Display And Electroanatomic SystemApplication PCTUS2023066070Pending
Two-way Communication Between Head-mounted Display And Electroanatomic SystemApplication 63333900Pending
Multiscale Ultrasound Tracking And DisplayApplication 63186393Pending
Electrogram Annotation SystemApplication PCTUS2020057098Pending
Electrogram Annotation SystemApplication 62926422Pending

Precede BiosciencesSimilar federal contract value in Medtech · null in contracts
CALVIRI, INC.Similar federal contract value in Medtech · null in contracts
IVIEW Therapeutics IncSimilar federal contract value in Medtech · null in contracts
ZETAGEN THERAPEUTICS, INC.Similar federal contract value in Medtech · null in contracts
Harpoon Medical, Inc.Similar federal contract value in Medtech · null in contracts
VASOPTIC MEDICAL, INC.Similar federal contract value in Medtech · null in contracts

Regulatory activity · Medtech

Sector-level, not company-level

07 Jul 2026New Animal Drugs; Approval of New Animal Drug Applications; Withdrawal of Approval of New Animal Drug Application; Change of SponsorFood and Drug Administration
30 Jun 2026Medical Devices; General and Plastic Surgery Devices; Classification of the Skin Patch for Treatment of HyperhidrosisFood and Drug Administration
30 Jun 2026Medical Devices; Anesthesiology Devices; Classification of the Monitor for Opioid Induced Impairment of OxygenationFood and Drug Administration
29 Jun 2026Medical Devices; Orthopedic Devices; Classification of the Medial Knee Implanted Shock AbsorberFood and Drug Administration
26 Jun 2026Medical Devices; Neurological Devices; Classification of the External Lower Extremity Nerve Stimulator for Restless Legs SyndromeFood and Drug Administration
26 Jun 2026Medical Devices; General Hospital and Personal Use Devices; Classification of the Infant Supine Sleep SystemFood and Drug 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.