4D TECH SOLUTIONS, LLC

Fairmont, WV · Defense · Private

High-resolution subsea LiDAR sensor with MEMS mirror technology integrated with AI/ML algorithms for autonomous underwater cable detection and damage assessment

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Updated Oct 23, 2026 · 4dtechsolutions.com

Sector: Defense
Headquarters: Fairmont, WV
Total capital: $32.9M

Federal grants: $1.7M; 2 awards · 2018–2021; Rank in peer group#20 of 113
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $31.1M; 18 awards · Defense, NASA, Homeland Security; Rank in Defense#197 of 1442
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

May 2023Federal contractDefense · Apex Supplies And Services-- Apex To 006$4.3M
Feb 2022Federal contractDefense · LIDAR Drone Kit (RTL-450)$113K
Sep 2021Federal contractDefense · Test Series Support$248K
Jul 2021Federal grantDefense · Phase II · Subsea LiDAR for Autonomous Cable Imaging$999K
Apr 2021Federal contractDefense · Apex Supplies And Services - Apex To 005$2.2M
Mar 2021Federal contractDefense · Apex Supplies And Services--$2.4M
Mar 2021Federal contractDefense · Test Series Support For Blossom Point$246K

Show 13 earlier federal awards

Sep 2020Federal contractAgriculture · UAS LIDAR Sensor System$95K
Jun 2020Federal contractDefense · SBIR Phase I$240K
May 2020Federal contractDefense · Test Series Support$249K
May 2020Federal contractHomeland Security · 20.1 Phase I Topic 008: Urban Canyon Detection Tracking And Identification Of Small Unmanned Aerial Vehicles R&d In Support Of The Small Business Innovation Research Program$150K
Apr 2020Federal contractDefense · Apex Supplies And Services$283K
Sep 2018Federal contractDefense · Apex Supplies And Services - Tor 002 - Igf::ot::igf$3.5M
Sep 2018Federal contractDefense · Facilities Operations Support Services$250K
May 2018Federal grantNASA · Phase II · Intelligent Electronic Speed Controller$746K
Apr 2018Federal contractDefense · Igf::ot::igf - Tor 001 - Apex Supplies And Services$12.4M
Dec 2017Federal contractDefense · Support Iterative Testing For Smaw$150K
Jun 2017Federal contractNASA · Igf::ot::igf This Project Intends To Design And Develop An Intelligent Electronic Speed Controller (iesc) For Use On Unmanned Aerial Vehicles (uavs). The Iesc Will Advance The State-of-the-art Of Health-state Awareness. This Will Be Achieved Through The Integration Of Propulsion System Health Monitoring Sensors That - In Unison With An Intelligent Rule Set - Will Be Able To Monitor System And Component Performance Trends And Predict Propulsion System Faults. The System Is Designed To Provide Th$125K
Dec 2016Federal contractDefense · Igf::ot::igf::blossom Point Range Support$150K
Sep 2016Federal contractDefense · Igf::ot::igf Engineering Services -$4M

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 = median

Defense · Device

Federal grants#20 · top 18%

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

ORBITAL RESEARCH INCSimilar federal contract value in Defense · $31.6M in contracts
QMAGIQ LLCSimilar federal contract value in Defense · $31.4M in contracts
SIGNATURE RESEARCH, INC.Similar federal contract value in Defense · $31.2M in contracts
IOTAI INCSimilar federal contract value in Defense · $31M in contracts
GREAT LAKES SOUND & VIBRATION INCSimilar federal contract value in Defense · $30.8M in contracts
Pranalytica, Inc.Similar federal contract value in Defense · $30.2M 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.