Nirrin Technologies, Inc.

BILLERICA, MA · Founded 2017 · Materials · Private

NIR (near-infrared) spectroscopy platforms for real-time monitoring and control of manufacturing processes and formulations

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Updated Oct 23, 2026 · nirrin.tech

Sector: Materials
Headquarters: BILLERICA, MA
Founded: 2017
Latest Form D: $6.7M, Jun 2026
Total capital: $22.2M

Federal grants: $2.1M; 3 awards · 2024–2025; 3.0× sector median 1 award
Private capital raised: $20M; 3 Form D · last Jun 2026; 4 months since last filing
Federal contracts: None on recordNo federal contract awards found.
Granted patents: 6; 34 pending · first 2022; Rank in peer group#1 of 30

Capital timeline

Latest events

Jun 2026Private capital raisedForm D · SEC · 3rd filing$6.7M
Aug 2025Federal grantHealth and Human S · Phase II · A tunable laser scanning system for rapid analysis of biopharmaceutical formulations$147K
Jul 2025Federal grantHealth and Human S · Phase II · A tunable laser scanning system for rapid analysis of biopharmaceutical formulations$780K
Sep 2024Federal grantHealth and Human S · Phase II · A tunable laser scanning system for rapid analysis of biopharmaceutical formulations$1.2M
Feb 2024Private capital raisedForm D · SEC · 2nd filing$4.8M
Oct 2021Private capital raisedForm D · SEC · 1st filing$8.5M

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 30 peers

Line = median

Materials · Instrument

Granted patents#1 · 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

Researcher links verified by same-company patents and grants

Bryan HassellResearcherExecutive OfficerLinked by 3 patents · $2.1M in grants as PI
David Carr MichaelDirectorNamed in SEC Form D filings
David SeldinDirectorNamed in SEC Form D filings
Debrah C. HermanExecutive OfficerNamed in SEC Form D filings
Gregory CresenziExecutive OfficerNamed in SEC Form D filings
John C. HoDirectorNamed in SEC Form D filings

Show all 8 people

Jonathan HartmannExecutive Officer, DirectorNamed in SEC Form D filings
Matthew Carr GunnisonDirectorNamed in SEC Form D filings

What it has protected

USPTO · 6 granted of 40

Jun 23, 2026Granted3-D Printed Probes for BioprocessesUSPTOUS 12,663,378
Feb 10, 2026GrantedMethod, system, and sensor device for monitoring foam in vesselUSPTOUS 12,546,795
Dec 9, 2025GrantedFabry Perot Interferometry for Measuring Cell ViabilityUSPTOUS 12,492,994

Show all 40 patent records

3-D Printed Probes for BioprocessesJun 23, 2026 · US 12,663,378Granted
Method, system, and sensor device for monitoring foam in vesselFeb 10, 2026 · US 12,546,795Granted
Fabry Perot Interferometry for Measuring Cell ViabilityDec 9, 2025 · US 12,492,994Granted
Flow cell device and bioreactor product monitoring system and methodMay 1, 2025 · Application 19008813Pending
Flow cell device and bioreactor product monitoring system and methodFeb 11, 2025 · US 12,222,279Granted
Clamshell Analyzer for Static or Flowing SamplesJan 16, 2025 · Application 18767034Pending
Fabry Perot Interferometry for Measuring Cell ViabilityJul 9, 2024 · US 12,031,908Granted
Monitoring System with Fiber Ripple Detection and MethodApr 11, 2024 · Application 18483882Pending
Laser speckle imaging for live cell quantificationFeb 23, 2023 · Application 17893279Pending
In-Situ ProbeFeb 2, 2023 · Application 17965017Pending
In-Situ ProbeNov 15, 2022 · US 11,499,903Granted
Rocking Bioreactor with Integrated Monitoring Probe SystemSep 22, 2022 · Application 17696635Pending
Disposable Cell for In Situ Monitoring ProbeDec 2, 2021 · Application 17337055Pending
Device and bioreactor monitoring system and methodMar 4, 2021 · Application 17006172Pending
Near Infrared Spectroscopy of Culture Media in Micro-Physiological SystemsNov 28, 2019 · Application 16419690Pending
In-line Flow Cell For Monitoring BioprocessesApplication PCTUS2026013840Pending
Filtration System Control Based On Spectroscopic Analysis Including Sterile FiltrationApplication PCTUS2026012497Pending
Clamshell AnalyzerApplication 19127976Pending
In-Line Flow Cell for Monitoring BioprocessesApplication 63755498Pending
Filtration system control based on spectroscopic analysisApplication 63751353Pending
3-D Printed Probes for BioprocessesApplication 63173706Pending
Rocking Bioreactor with Integrated Monitoring Probe SystemApplication 63162304Pending
3-D Printed Probes for BioprocessesApplication 63155319Pending
Method, system, and sensor device for monitoring foam in vesselApplication 63149880Pending
Fabry Perot Interferometry For Measuring Cell ViabilityApplication PCTUS2020059919Pending
In-situ ProbeApplication PCTUS2020052270Pending
Device And Bioreactor Monitoring System And MethodApplication PCTUS2020048468Pending
Fabry Perot Interferometry for Measuring Protein AggregationApplication 63053280Pending
Disposable Cell for In Situ Monitoring ProbeApplication 63033521Pending
In Situ ProbeApplication 63012532Pending
Flow Cell Device And Bioreactor Product Monitoring System And MethodApplication PCTUS2020014964Pending
Fabry Perot Interferometry for Measuring Cell ViabilityApplication 62933583Pending
In Situ ProbeApplication 62904560Pending
Device and bioreactor monitoring system and methodApplication 62892702Pending
Systems And Methods For Wavelength And Intensity ReferencingApplication 19603060Pending
Biologic CharacterizationApplication PCTUS2025013339Pending
Biologic CharacterizationApplication 19609258Pending
Systems And Methods For Wavelength And Intensity ReferencingApplication PCTUS2025010274Pending
Clamshell Analyzer For Static Or Flowing SamplesApplication PCTUS2024037166Pending
Biologic CharacterizationApplication 63626293Pending

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Regulatory activity · Materials

Sector-level, not company-level

24 Apr 2026Eliminating Regulations Establishing Fellowships in Laboratory Standardization and Testing for Foreign CitizensNational Institute of Standards and Technology
19 Feb 2026Eliminating Obsolete Marking Requirements for Toy, Look-Alike, and Imitation FirearmsNational Institute of Standards and Technology
19 Feb 2026Eliminating Obsolete Regulations Related to the Advanced Technology Program and the Technology Innovation ProgramNational Institute of Standards and Technology

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.