4D Tech Solutions, LLC
Fairmont, WVMission-Driven Design and Development
Project: RedTail LiDAR System
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Mission-Driven Design and Development
Project: RedTail LiDAR System

Improving Life. By Design.
Project: Rhode Island Corridor Modernization

Transforming complex challenges into strategic technological opportunities
Service detail: Systems Integration and Engineering
ATCSI LLC delivers specialized services and technical solutions in air traffic control systems integration, shipboard systems, manned and unmanned air systems, and air traffic control procedures and policy development. It provides program management, task-based curriculum development, technical training, information analysis, digital data services, systems engineering, and strategic project planning. With a workforce of subject matter experts, the team supports complex aerospace, defense, and maritime programs.
Project: Naval Air Traffic Management Program Support

Smarter Automation. Wider Integration. Smarter Decisions Made Quickly & Affordably.
Service detail: Strategic Planning (Security & Operations)

Adacel Systems, Inc. supports aviation and defense customers from Orlando with air traffic management, digital tower, simulation, and training technology. Adacel combines REVAL digital ATC tower consulting, system design, development, deployment, and support; Aurora air traffic management system engineering, software development, test, and verification; MaxSim air traffic control simulation; and ICE aviation phraseology training tools.
Service detail: Digital ATC Tower Systems

We build solutions.
Project: Georgia Border Surveillance Program
Key to reliable engineering, business and software solutions
Service detail: Infrastructure and Engineering

Advanced Engineering Solutions
Service detail: Model-Based Systems Engineering

Together We Succeed
Service detail: Professional Services

Ataero, formerly Atkinson Aeronautics & Technology, is a defense technology enterprise specializing in electromagnetic spectrum operations, electromagnetic warfare, information operations, intelligence, systems engineering, acquisition, logistics, program management, technical training, and low-cost threat emitter systems.
Service detail: Systems Engineering

Advanced aerospace engineering, flight simulation, and technology integration solutions
Project: US Air Force HESS Contract
Your Gateway to Top-tier Engineering Services for Aerospace and Defense
Service detail: Engineering Analysis and Design
Information Technology Consulting
Service detail: Systems and Software Engineering
From Prototype to Operator in Weeks
Project: Mobile Truck Lab

Tailored Solutions for Government and Industry Excellence
Project: OASIS+ Contract Bid Support
Your Partner in Safety, Efficiency and Innovation
Service detail: Safety Management
Technology. Innovation. Solutions.
Service detail: Mission Systems Engineering

We Execute with Excellence, Getting the Job Done Right.
Project: Maryland Avenue, NE

Transforming aerospace systems and services with innovative AI and automation solutions.
Project: Laser Ranging from LEO to GEO Satellites

Test & Measurement Automation, Embedded Controls & Monitoring
Project: Automated Test Expansion for Electronics

D4C Product Development is a San Diego-based engineering and product development practice that guides hardware products from concept to market. It integrates mechanical, electrical, and software engineering with industrial design, prototyping, and manufacturing support, serving consumer electronics, IoT devices, environmental technology, and public safety markets.
Project: Big Dipper Point of Sale

Engineering excellence.
Project: Pedestrian Avoidance Safety System Demonstration
Bridging strategy, technology, and mission
Service detail: Digital Transformation and Acquisition