INTRABAND, LLC

Madison, WI · Defense · Private

Long-wave infrared free-space optical communication system using quantum cascade lasers and resonant cavity infrared detectors

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Updated Oct 23, 2026 · intraband.net

Sector: Defense
Headquarters: Madison, WI
Total capital: $13.5M

Federal grants: $4.5M; 8 awards · 2015–2022; Rank in peer group#46 of 94
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $9M; 16 awards · Defense; Rank in Defense#421 of 1442
Granted patents: 0; 1 pending

Capital timeline

Latest events

Nov 2022Federal grantDefense · Phase II · Long-Wave Infrared Transceivers for High Speed Free Space Optical Communications in Adverse Weather Conditions$419K
Nov 2022Federal contractDefense · SBIR 2 N211-015 Intraband$1.1M
Mar 2022Federal contractDefense · STTR Phase 2 N20A-T003$867K
Jul 2021Federal contractDefense · SBIR Phase 1 Topic N211-015 Contract Award$240K
Jan 2021Federal grantDefense · Phase II · High-speed Resonant-Cavity Infrared Detector Arrays and Narrow-Linewidth Quantum Cascade Lasers for Free Space Communication Links$1.1M
Jan 2021Federal contractDefense · Tunable, High-speed, Resonant-cavity Infrared Detectors And Narrow-iinewidth Quantum Cascade Lasers For Free-space Communication Links$975K
Jun 2020Federal grantDefense · Phase I · Application of Machine Learning to Quantum Cascade Laser Design$240K

Show 17 earlier federal awards

Jun 2020Federal grantDefense · Phase I · High Continuous-Wave Output Power and Wall-Plug Efficiency, 3.8-4.1 Micron-Emitting Quantum Cascade Lasers$140K
Dec 2019Federal contractDefense · Phase I STTR$145K
Jun 2019Federal grantDefense · Phase I · Brightness Scaling of Quantum Cascade Lasers$140K
Apr 2019Federal contractDefense · Research And Development$1.0M
Dec 2018Federal contractDefense · Research And Development, STTR Phase II, Igf::ot::igf$1.0M
Jun 2017Federal contractDefense · Igf::ot::igf Progress Report$225K
Sep 2016Federal contractDefense · Igf::ot::igf STTR Phase II$1.0M
Sep 2016Federal grantDefense · Phase II · Long-Term Reliable, High-Power Midwave-Infrared Quantum Cascade Lasers$1.5M
Aug 2015Federal grantDefense · Phase I · High-Power, Monolithic THz Sources via Difference Frequency Generation in Phase-Locked Arrays of Quantum Cascade Lasers$150K
Mar 2015Federal grantDefense · Phase II · Surface-Emitting, Monolithic Beam-Combined Mid-Wave IR Quantum Cascade Lasers$760K
Jul 2014Federal contractDefense · Research&development$200K
Aug 2013Federal contractDefense · Award Of Phase II SBIR Topic (research And Development)$880K
Aug 2013Federal contractDefense · STTR Phase I$150K
Aug 2012Federal contractDefense · STTR Pi Topic N12A-T003$150K
Feb 2012Federal contractDefense · Scientific Research Services$748K
Aug 2011Federal contractDefense · STTR Topic N11A-T011$150K
Oct 2010Federal contractDefense · Scientific Research Services$100K

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 94 peers

Line = median

Defense · System

Federal grants#46 · top 49%

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

USPTO · 0 granted of 1

PendingSemiconductor Laser Structure For Higher-Order Mode SuppressionUSPTOApplication 63178302

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WINCHESTER TECHNOLOGIES LLCSimilar federal contract value in Defense · $8.9M in contracts
APPLIED MATHEMATICS, INC.Similar federal contract value in Defense · $8.8M in contracts
PHELPS2020, INCSimilar federal contract value in Defense · $8.6M in contracts

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.