FieldLine Inc.
PrivateLast Round
Grant
Jul 1, 2024
Total Funding Raised
$1.65M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
FieldLine Inc. is a medical device company that develops wearable magnetoencephalography (MEG) systems using optically-pumped magnetometer technology for non-invasive brain imaging.
Sector
Healthcare & Life Sciences
Verticals
Medical Imaging, Medical Devices, Sensors
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
FieldLine Inc. Comparables
Compare FieldLine Inc. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Cerca Magnetics | 92% | |
| MAG4Health | 90% | |
| QuSpin Inc. | 88% |
FieldLine Inc. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Jul 1, 2024 | ||||
| Grant | Nov 18, 2021 |
Key People
Founding team and executive leadership
FieldLine Inc. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| United States Air Force | Grant |
| U.S. Department of War | Grant |
| National Institutes of Health (NIH) | Grant |
| National Institute of Mental Health | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors increased 78% MoM.
- Jul 24, 2026
Monthly visitors grew 142% MoM, reaching 1.4K.
FieldLine Inc. Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
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