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Twinleaf LLC

Plainsboro, NJ · Defense · Private

Atomic vector magnetometer based on alkali metal spin physics to measure magnetic fields with improved low-frequency drift performance

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Updated · twinleaf.com

Sector
Defense
Headquarters
Plainsboro, NJ
Total capital
$24M
Federal grants
$6.3M
6 awards · 2018–2025
Rank in peer group#57 of 164
Private capital raised
None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts
$17.6M
35 awards · Defense, NASA, Interior
Rank in Defense#286 of 1442
Granted patents
7
6 pending · first 2017
Rank in peer group#24 of 164

Capital timeline

20072011201520192023FEDERAL ↑EQUITY ↓Cumulative $24M2007: $150K across 1 contract2008: $750K across 1 contract2009: $100K across 1 contract2010: $830K across 2 contracts2011: $99K across 1 contract2012: $891K across 2 contracts2013: $899K across 2 contracts2014: $2.1M across 4 contracts$2.1M2015: $289K across 3 contracts2016: $99K across 1 contract2017: $240K across 2 contracts2018: $150K across 1 grant · $999K across 1 contract$1.1M2019: $414K across 3 contracts2020: $125K across 1 grant · $814K across 3 contracts2021: $2M across 1 contract$2M2022: $149K across 1 contract2023: $3.6M across 2 grants · $3.5M across 2 contracts$7.1M2024: $1.9M across 1 grant · $2M across 3 contracts$3.9M2025: $500K across 1 grant · $1.3M across 1 contract$1.8M
20072011201520192023FEDERAL ↑EQUITY ↓Cumulative $24M2007: $150K across 1 contract2008: $750K across 1 contract2009: $100K across 1 contract2010: $830K across 2 contracts2011: $99K across 1 contract2012: $891K across 2 contracts2013: $899K across 2 contracts2014: $2.1M across 4 contracts$2.1M2015: $289K across 3 contracts2016: $99K across 1 contract2017: $240K across 2 contracts2018: $150K across 1 grant · $999K across 1 contract2019: $414K across 3 contracts2020: $125K across 1 grant · $814K across 3 contracts2021: $2M across 1 contract$2M2022: $149K across 1 contract2023: $3.6M across 2 grants · $3.5M across 2 contracts$7.1M2024: $1.9M across 1 grant · $2M across 3 contracts$3.9M2025: $500K across 1 grant · $1.3M across 1 contract

Latest events

  • Federal contractDefense · Dapra SBIR Phase II Effort, Entitled Stable Quantum Vector Magnetometer.$1.3M
  • Federal grantDefense · Phase II · Dapra SBIR Phase II Effort, Entitled Stable Quantum Vector Magnetometer.$500K
  • Federal contractDefense · Magnetic Shield Set, Bipolar Current Supply, Vmr Vector Magnetometer System$20K
  • Federal grantDefense · Phase II · SBIR 2 OSD232-D02$1.9M
  • Federal contractDefense · SBIR 2 OSD232-D02$1.9M
  • Federal contractDefense · Twinleaf Optically Pumped Gradiometer$15K
  • Federal grantDefense · Phase II · Accurate and Reliable Quantum Vector Magnetometer$1.8M
Show 34 earlier federal awards
  • Federal grantDefense · Phase II · Magnetic reference sensor for GPS-free navigation$1.8M
  • Federal contractDefense · New Darpa SBIR II - Twinleaf Llc, Seeks To Develop A Modern HELIUM-3 Magnetic Field Sensor. It Serves As A True Absolute Magnetic Field Calibration System And It Could Allow For Record Low-power Magnetic Detection With Excellent Sensitivity$1.8M
  • Federal contractGeneral Services A · SBIR Direct To Phase II Twinleaf$1.7M
  • Federal contractDefense · Basic SBIR I Award - Program: Microfabricated, Vacuum-packaged Alkali Reference Cells.$149K
  • Federal contractDefense · Science Of Atomic Vapors For New Technologies (savant) Program. The Objective Of The Savant Program Is To Advance The Performance Of The Versatile Atomic Vapor Platform With Metrics Informed By Limitations Of The Current State Of The Art (soa.$2M
  • Federal contractDefense · Research And Development- Ph 2$600K
  • Federal contractDefense · Magnetometers$65K
  • Federal grantNASA · Phase I · Scalar Atomic Magnetometer for CubeSats$125K
  • Federal contractDefense · Entangled Short-wave Infrared (en-swir)$150K
  • Federal contractNASA · In This Project, We Build Upon Decades Of Magnetometer Experience To Develop Solutions For Ultra-long Lasting, Reliable And Accurate Magnetometers For Space And Planetary Science Applications.$125K
  • Federal contractDefense · Research And Development$239K
  • Federal contractNASA · Four-layer Magnetic Shield Set With Microserf And Optical Magnetometers$50K
  • Federal contractDefense · Research And Development. Igf::ot::igf$999K
  • Federal grantEnergy · Phase I · Radiation-resistant Magnetic Field Probe$150K
  • Federal contractDefense · Magnetic Shield Pr# 56-9720-17$15K
  • Federal contractDefense · Igf::ot::igf STTR Phase I N17A-T015 Base$224K
  • Federal contractInterior · Igf::ot::igf High Dynamic Range Atomic Magnetic Gradiometer$99K
  • Federal contractDefense · Igf::ct::igf SBIRSOL2015.2$80K
  • Federal contractNASA · Igf::ot::igf Twinleaf Proposes To Develop A Compact, Low Power Consumption, Accurate And High Precision Magnetometer That Can Operate In Both Vector And Scalar Measurement Modes. It Will Be Self-calibrating, With 1 Nt Accuracy And 5 Pt/sqrt(hz) Sensitivity. The Magnetometer Will Be Suitable For Installation On Spacecraft.$130K
  • Federal contractDefense · STTR Phase I Research&development ''igf::ot::igf''$80K
  • Federal contractDefense · Progress Report$80K
  • Federal contractDefense · A Universal, Low-cost Atomic Magnetometer$745K
  • Federal contractDefense · Under Topic N102-134, Twinleaf Will Deliver A Highly Reliable, Easy To Use Magnetometer For Use On Unmanned Aerial Vehicles.$1.2M
  • Federal contractDefense · SBIR Pi Twinleaf Awd$80K
  • Federal contractDefense · DOD STTR 13.A$150K
  • Federal contractDefense · R&d Under SBIR Topic N121-006$749K
  • Federal contractDefense · SBIR Phase I Topic N121-006$150K
  • Federal contractDefense · Research And Development In The Physical, Engineering, And Life Sciences (except Biotechnology)$742K
  • Federal contractDefense · Ph I Research&development$99K
  • Federal contractDefense · R&d SBIR Topic N102-134$80K
  • Federal contractDefense · A Compact Precision Atomic Spin Gyroscope For Inertial Navigation$750K
  • Federal contractDefense · Phase I$100K
  • Federal contractDefense · R&d SBIR Phase II Topic N07-011$750K
  • Federal contractDefense · SBIR Phase I Topic N07-011$150K

Federal awards are summed by year (41 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.

Standing among 164 peers

Line = median

Defense · Device

  • Federal grants#57 · top 35%
  • Granted patents#24 · top 15%

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 · 7 granted of 13
Show all 13 patent records

Related companies, and why

Regulatory activity · Defense

Sector-level, not company-level

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 . SBIR and STTR awards through .