Find engineering consulting firms by capability and location.

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

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

Steering The Rail Industry To A Digital And Sustainable Future

Service detail: Rail Signaling and Train Control Systems

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

The spectrum is contested.

Service detail: Counter-UAS (C-UAS) Detection

Innovate Transformatively

Service detail: CAD Training

Your Enterprise Communications Partner

Service detail: Technical Consulting

Strength of Team, Depth of Capability

Project: DISA JITC Test and Evaluation Contract II

Fusion Constructive, LLC is an advanced technology products and services company serving Aerospace and Defense customers. Its engineering teams design and integrate high-readiness solutions built on modular open system architectures, spanning data visualization, synthetic environments, Live-Virtual-Constructive integration, AI/ML, and digital twins. The CHAOS Team addresses the most complex future capability gaps, while advanced engineering services turn customer concepts into operational reality.

Service detail: Advanced Engineering Services

Engineering mission-critical C4ISR solutions across land, sea, air, space, and cyber domains

Project: Columbia-Class Submarine Program

Engineering Excellence at Every Level - Consulting, Software, Training, and Clean & Lube Processing.

Service detail: Technical Consulting

The Industry Leader in Control System Engineering

Service detail: Control Engineering

Pumps & seals, hydraulic analysis of piping systems, and pipe stress analysis.

Service detail: Pumps, Seals & Pumping Systems Engineering

Mobility Solutions for Worldwide Ground Vehicle Systems

Project: U.S. Department of Defense Engineering and Design Contract

Advancing Mission Readiness Worldwide

Service detail: Advanced Communication Systems

One Team. One Goal. Ensuring Mission Success!

Project: Swift Mission Operations Center

Advanced Technology Solutions for Government and Commercial Agencies.

Service detail: Wire Harness and Cable Manufacturing

Engineering The Future

Service detail: Systems Engineering & Technical Assistance (SETA)

Peregrine Engineering Consulting (DJL Engineering Services, PLLC) is an ISO 9001 certified power systems engineering consultancy headquartered in Scotia, New York. It serves generation owners, electric utilities, and industrial power plant operators across North America with specialized expertise in NERC and WECC compliance testing, power system stabilizer (PSS) tuning and testing, generator model validation, power system studies, and islanding evaluation. The owner and chief engineer is a licensed Professional Engineer in New York State and most other US states and Canadian provinces. The team's background spans decades at major OEMs including GE, Siemens, Eaton/Cutler-Hammer, and Brush.

Service detail: NERC Compliance Testing and Analysis

Developing the Highest Quality Hardware and Software Products

Project: Submarine Skills Training Network (SubSkillsNet)

Experts at Getting Things Done (Better)

Project: Joint All Domain Command and Control (JADC2) Capability Proliferation

Fire Protection Engineering

Service detail: Building Code Consulting

Independent Consulting and Design Organization

Project: Nashville District Energy System Contract Administration

Achieving the Highest Standards

Service detail: Training Services