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Gronstedt Group

The Gronstedt Group Inc

Denver, Colorado, United States

Simulation & TrainingDefense Software & AIDual-use
Founded 1997Software DeveloperSupplies Naval Forces
Profile last updated: August 3, 2026

About

Founded in 1997, Gronstedt Group is a defense software developer based in Denver, United States working in simulation & training, defense software & ai.

The Gronstedt Group is a Colorado-based immersive learning company founded in 1997 that develops virtual reality, augmented reality, mobile and game-based training simulations. Its government work includes forward-deployed training for the U.S. Navy: the Mobile-NEST portable submarine maintenance simulators, developed with the Naval Air Warfare Center Training Systems Division under an Other Transaction Agreement and evolving the MRTS 3D trainer into a shipboard solution, and Battleline, an anti-submarine warfare naval wargame developed for the Navy and evaluated at the U.S. Naval Postgraduate School. The company reports SBIR awards for an AI-powered naval wargame and antimissile training, and it is a small business and nontraditional defense contractor. The company also builds simulations for commercial clients in manufacturing, construction, healthcare and retail, and designs its work in house. It has presented at DSET 2026 and holds a CAGE code.

Location

Denver, United States

Founded

1997

Legal name

The Gronstedt Group Inc

Registration

UEI: DYSZMFUJTW44

NCAGE code

6JGA1

Focus areas

Virtual realitySerious gamesSimulationNaval trainingImmersive learningGame-based learning

Languages

EN

Products & capabilities

Defense domains

Simulation & TrainingDefense Software & AI

Supply-chain role

Software Developer

What they offer

SoftwareTraining

Markets

Also sells to civilian markets

Products

Battleline

Naval wargame and training simulation

Interactive proof-of-concept game for anti-submarine warfare decision-making, in which players command a destroyer protecting a carrier strike group from enemy submarines in a 3D environment.

Mobile-NEST

Shipboard maintenance training simulator

Portable submarine maintenance simulators running on stand-alone VR headsets and handheld gaming PCs, enabling forward-deployed procedural practice for Navy Sailors.

End users

Naval Forces

Standards, platforms & customers

Platforms & programmes

Multipurpose Reconfigurable Training System 3D (MRTS 3D)Mobile Navy Enhanced Simulation for Training (Mobile-NEST)

Named customers

U.S. NavyNaval Air Warfare Center Training Systems DivisionU.S. Armed Forces

Credentials & affiliations

Awards

Gold Award

Brandon Hall Group2007Ericsson story-based video simulation

Gamification category winner

Training Magazine Network Choice Awards2023Gamification

Top 20 Experiential Learning Technologies Company

Training Industry2024

Best Paper

ITEC2025

People

Management & team (1)

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