DIRECT ELECTRON, L.P.

San Diego, CA · Medtech · Still private

Ultra-fast direct detection camera for scanning electron microscopy (SEM) capable of operating at >100,000 fps and measuring electron energy for multi-color electron microscopy imaging

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Updated · directelectron.com

Sector
Medtech
Headquarters
San Diego, CA
Total capital
$7.4M
Federal grants
$7.4M
10 awards · 2017–2022
Rank in peer group#249 of 538
Private capital raised
None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts
None on recordNo federal contract awards found.
Granted patents
None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

201720182019202020212022FEDERAL ↑EQUITY ↓Cumulative $7.4M$1.5M$867K$1.1M$1.9M$639K$752K
201720182019202020212022FEDERAL ↑EQUITY ↓Cumulative $7.4M$1.5M$1.1M$1.9M

Latest events

  • Federal grantHealth and Human S · Phase II · An energy discriminating direct detector for multi-color SEM$752K
  • Federal grantHealth and Human S · Phase II · An Ultrafast Electron Counting Camera for 100 kV Cryo-EM$639K
  • Federal grantHealth and Human S · Phase II · An energy discriminating direct detector for multi-color SEM$1.9M
  • Federal grantHealth and Human S · Phase II · An energy discriminating direct detector for multi-color SEM$1.1M
  • Federal grantHealth and Human S · Phase II · An Ultrafast Electron Counting Camera for 100 kV Cryo-EM$867K
  • Federal grantEnergy · Phase I · Data Reduction and Analysis for Continuous-Tilt Electron Diffraction$197K
  • Federal grantHealth and Human S · Phase I · Ultra-high Efficiency Pixelated Area Detector for Energy Resolved Nano-scale Tissue Imaging with He Ion Beam Microscopy$47K
Show 3 earlier federal awards
  • Federal grantEnergy · Phase II · Ultra-High Frame-Rate Pixelated Direct Electron STEM Detector$1.5M
  • Federal grantEnergy · Phase I · Ultra-High Frame Rate Direct Detector for EBSD and TKD$150K
  • Federal grantHealth and Human S · Phase I · Ultra-high Efficiency Pixelated Area Detector for Energy Resolved Nano-scale Tissue Imaging with He Ion Beam Microscopy$227K

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 538 peers

Line = median

Medtech · Device

  • Federal grants#249 · top 46%

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

No granted patents are on record.

USPTO usually publishes applications 18 months after filing, so recent applications may not be visible yet. Patents assigned under a different entity name won’t match.

Checked: USPTO granted patents and published applications · Oct 23, 2026

  • TELIATRY, INC.Similar federal contract value in Medtech · null in contracts
  • Swift Front, LLCSimilar federal contract value in Medtech · null in contracts
  • AFFINITY THERAPEUTICS, LLCSimilar federal contract value in Medtech · null in contracts
  • VIRGINIA DIODES, INC.Similar federal contract value in Medtech · null in contracts
  • ACTIVE4D, INC.Similar federal contract value in Medtech · null in contracts
  • Restore Technologies, Inc.Similar federal contract value in Medtech · null in contracts

Regulatory activity · Medtech

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 .