STL SCIENTIFIC LLC
WeighCam system—an electro-optical video-based device that detects overweight commercial vehicles in real-time using proprietary algorithms and hardware
- Sector
- Defense
- Headquarters
- WOODLAND HILLS, CA
- Total capital
- $1.2M
- Federal grants
- $1.2M
- 2 awards · 2019–2021
- Rank in peer group#69 of 113
- 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
- 0
- 4 pending
Capital timeline
Latest events
- Federal grantNSF · Phase II · SBIR Phase II: A Non-invasive Screening Tool to Detect Overweight Trucks on Roads in Real Time$974K
- Federal grantNSF · Phase I · SBIR Phase I: WeighCam: A Non-invasive Screening Tool to Detect Overweight Trucks on Roads in Real Time$225K
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 113 peers
Line = medianDefense · Device
- Federal grantsBelow median
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
Claim this profile to add your teamWhat it has protected
USPTO · 0 granted of 4- PendingNew Non-invasive Fully Automated System Identifying And Classifying Vehicles And Measuring Each Vehicle's Weight, Dimension, Visual Characteristics, Acoustic Pattern And Noise In Real-time Without Interfering With The TrafficUSPTOApplication 18833159
- PendingDetermining, Identifying, And Distinguishing The Forces Exerted On A Structure Based On The Resulting Deformation And A Calibration Procedure For The System And A Method To Calculate The Forces From The Observed Deformation And Inferring Changes In The Variable Characteristics Of The StructureUSPTOApplication PCTUS2024056013
- PendingNew Non-invasive Fully Automated System Identifying And Classifying Vehicles And Measuring Each Vehicle's Weight, Dimension, Visual Characteristics, Acoustic Pattern And Noise In Real-time Without Interfering With The TrafficUSPTOApplication PCTUS2023061291
Show all 4 patent records
- New Non-invasive Fully Automated System Identifying And Classifying Vehicles And Measuring Each Vehicle's Weight, Dimension, Visual Characteristics, Acoustic Pattern And Noise In Real-time Without Interfering With The TrafficApr 3, 2025 · Application 18833159Pending
- Determining, Identifying, And Distinguishing The Forces Exerted On A Structure Based On The Resulting Deformation And A Calibration Procedure For The System And A Method To Calculate The Forces From The Observed Deformation And Inferring Changes In The Variable Characteristics Of The StructureApplication PCTUS2024056013Pending
- New Non-invasive Fully Automated System Identifying And Classifying Vehicles And Measuring Each Vehicle's Weight, Dimension, Visual Characteristics, Acoustic Pattern And Noise In Real-time Without Interfering With The TrafficApplication PCTUS2023061291Pending
- Determining, Identifying, And Distinguishing The Forces Exerted On A Structure Based On The Resulting Deformation And A Calibration Procedure For The System And A Method To Calculate The Forces From The Observed Deformation And Inferring Changes In The Variable Characteristics Of The StructureApplication 19586007Pending
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Regulatory activity · Defense
- Danger Zone; Waters of Carr Creek and Whitehall Bay in the Vicinity of the Naval Support Activity AnnapolisEngineers Corps
- Federal Acquisition Regulation; Federal Acquisition Circular 2026-01; IntroductionNational Aeronautics and Space Administration
- Federal Acquisition Regulation: Trade Agreements ThresholdsNational Aeronautics and Space Administration
- Federal Acquisition Regulation; Federal Acquisition Circular 2026-01; Small Entity Compliance GuideNational Aeronautics and Space Administration
- Federal Acquisition Regulation; Federal Acquisition Circular 2025-06; Small Entity Compliance GuideNational Aeronautics and Space Administration
- Federal 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 . SBIR and STTR awards through .