TerraConcepts models and simulates
combat, C4ISR, and commercial systems in the
Air, Cyber, Land, Maritime, and Space Domains.

We do this in a Digital Mission Engineering Environment (DMEE™)
to efficiently and rapidly generate high-quality data for analysis and visualization.

Mission, Vision, and Guiding Principles


3D view of drone model with a 2D inset aerial view section on bottom left corner.

Multi-Domain Modeling, Simulation, Analysis, & Visualization (MSAV)

We model and simulate combat, ISR, and commercial systems.

  • Air
  • Cyber
  • Land
  • Maritime
  • Space
3D simulation view of space launch vehicle lifting off from platform.

Digital Mission Engineering Environment (DMEE™)

Integrated suite of stable COTS and open source physics-based MSAV applications.

  • Build and operate system digital twins
  • Geospatial digital twins: global virtual operating environments
  • Live, Virtual, Constructive & Gaming
  • Data generation for AI/ML application development, training, and testing
2D aerial visual of San Diego Bay and Point Loma, California


  • Communications
  • Counter-Unmanned Systems (C-UxS)
  • Cyber
  • Electronic Warfare (EW)
  • Force Protection (FP)
  • Imagery Intelligence (IMINT)
  • Intelligence, Surveillance, and Reconnaissance (ISR)
  • Missile Defense
  • Navigation Warfare (NAVWAR)
  • Signals Intelligence (SIGINT)
  • Unmanned Systems (UxS)


Learn More


Ray Etter
President / Chief Engineer

Learn More

SAM Information

Business Type
Limited Liability Company (LLC)
State of Incorporation
Commonwealth of Virginia
Socioeconomic Category
Small Business
Veteran-Owned Small Business (VOSB)
Service-Disabled Veteran-Owned Small Business (SDVOSB)
541330 - Engineering Services (Primary)
541690 - Other Scientific and Technical Consulting Services
541990 - All Other Professional, Scientific, and Technical Services
541712 Exception C - R&D in Space Vehicles and Guided Missiles
541715 - Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
Unique Entity ID