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Top Defense & Space Companies

28 Defense & Space companies, sorted by total funding raised.

28

Companies

$940.8M

Combined Funding

Grant

Top Stage

Indexed tracks 28 Defense & Space companies that have collectively raised $940.8M in documented funding. The most-funded defense & space companies tracked include Gilmour Space and SARCOS GROUP LC. Grant is the most common funding stage among defense & space companies in this dataset.

Gilmour Space

Developer of low-cost hybrid rockets designed to launch small satellites into space. The company'...

Gold Coast, Australia51–200Aerospace, Defense & Space
Venture Round·$595.0M·Mar 2026
SARCOS GROUP LC

R&D company with 10 SBIR/STTR awards from Department of Defense.

SALT LAKE CITY, United States51–200Artificial Intelligence, Defense & Space
Series C·$85.6M·Sep 2020
Portal Space Systems

Solving the need for mobility in space.

Bothell, United States11–50Defense Tech, Space Tech
Seed·$70.5M·Apr 2025
Design Interactive, LLC

R&D company with 70 SBIR/STTR awards from Department of Defense, Department of Transportation, En...

ORLANDO, United States51–200Defense & Space, Human Factors Engineering
Grant·$52.9M·Jan 2003
CALIOLA ENGINEERING, LLC

R&D company with 41 SBIR/STTR awards from Department of Defense.

COLORADO SPRINGS, United States11–50Defense & Space, Government Contracting
Grant·$40.5M·Jan 2020
Tau Systems

Deep-tech company developing compact laser-powered particle accelerators and X-ray free-electron ...

Austin, United States11–50Deep Tech, Defense & Space
Extension Round·$35.0M·Apr 2025
KITWARE INC

R&D company with 152 SBIR/STTR awards from Department of Defense, Department of Transportation, D...

HALFMOON, United States51–200Artificial Intelligence, Defense & Space
Grant·$25.1M·Jan 2025
Faraday Technology, Inc.

R&D company with 111 SBIR/STTR awards from Department of Defense, Department of Energy, National ...

ENGLEWOOD, United States11–50Advanced Manufacturing, Defense & Space
Grant·$21.0M
ADVANCED COOLING TECHNOLOGIES INC

R&D company with 174 SBIR/STTR awards from Department of Defense, Department of Health and Human ...

LANCASTER, United States201–500Aerospace, Defense & Space
Private Equity·$3.0M·Mar 2026
SPECTRAL SCIENCES, INC

R&D company with 119 SBIR/STTR awards from Department of Defense, National Aeronautics and Space ...

BURLINGTON, United States11–50Defense & Space, Research Services
Grant·$2.7M·Sep 2019
QUESTEK INNOVATIONS LLC

R&D company with 79 SBIR/STTR awards from Department of Defense, National Aeronautics and Space A...

EVANSTON, United States11–50Defense & Space, Materials Science
Grant·$2.3M·Aug 2020
IERUS TECHNOLOGIES INC

R&D company with 90 SBIR/STTR awards from Department of Defense, Department of Energy, National A...

HUNTSVILLE, United States51–200Defense & Space, Electromagnetics
Grant·$2.0M
PacMar Technologies LLC

R&D company with 47 SBIR/STTR awards from Department of Defense, National Aeronautics and Space A...

Honolulu, United States51–200Defense & Space, Maritime Technology
Venture Round·$1.9M·Jul 2008
Integrated Solutions for Systems, Inc.

R&D company with 96 SBIR/STTR awards from Department of Defense, Department of Transportation, Na...

Huntsville, United States201–500Defense & Space, Government Contracting
Grant·$1.2M·Apr 2025
CHROMOLOGIC LLC

R&D company with 62 SBIR/STTR awards from Department of Health and Human Services, Department of ...

MONROVIA, United States11–50Defense & Space, Medical Devices
Grant·$1.1M·Jul 2022
ALPHACORE INC

R&D company with 148 SBIR/STTR awards from Department of Defense, Department of Energy, National ...

TEMPE, United States11–50Defense & Space, Semiconductor Manufacturing
Grant·$506K·Feb 2024
NUMERICA CORPORATION

R&D company with 67 SBIR/STTR awards from Department of Defense, National Aeronautics and Space A...

FORT COLLINS, United States51–200Defense & Space, Radar & Sensing
Grant·$150K·Jun 2013
FIBERTEK, INC.

R&D company with 70 SBIR/STTR awards from Department of Defense, National Aeronautics and Space A...

HERNDON, United States201–500Defense & Space, Hardware
Grant·$130K·Aug 2017
GENERATION ORBIT LAUNCH SERVICES, INC.

R&D company with 4 SBIR/STTR awards from Department of Defense.

ATLANTA, United States1–10Aerospace, Defense & Space
Grant·$100K·Nov 2013
PC KRAUSE & ASSOCIATES INC

R&D company with 60 SBIR/STTR awards from Department of Defense, National Aeronautics and Space A...

WEST LAFAYETTE, United States51–200Defense & Space, Engineering Services
Grant·$50K·Feb 2021
APTIMA INC

R&D company with 154 SBIR/STTR awards from Department of Defense, Department of Energy, Departmen...

WOBURN, United States51–200Artificial Intelligence, Defense & Space
Funding undisclosed
EPISYS SCIENCE INCAcquired

R&D company with 38 SBIR/STTR awards from Department of Defense, National Aeronautics and Space A...

POWAY, United States51–200Artificial Intelligence, Defense & Space
Funding undisclosed
FREEDOM PHOTONICS LLCAcquired

R&D company with 150 SBIR/STTR awards from Department of Defense, Environmental Protection Agency...

GOLETA, United States51–200Defense & Space, Semiconductor Manufacturing
Funding undisclosed
MAXENTRIC TECHNOLOGIES LLC

R&D company with 140 SBIR/STTR awards from Department of Defense, Department of Homeland Security...

FORT LEE, United States51–200Defense & Space, Research & Development
Funding undisclosed
PROGENY SYSTEMS, LLCAcquired

R&D company with 70 SBIR/STTR awards from Department of Defense, Department of Homeland Security.

MANASSAS, United States201–500Defense & Space, Software Development
Funding undisclosed

Frequently Asked Questions

How many Defense & Space companies are tracked on Indexed?

Indexed tracks 28 Defense & Space companies, sorted by total funding raised.

How much funding have Defense & Space companies raised in total?

The Defense & Space companies tracked by Indexed have collectively raised $940.8M in documented funding.

What are the top-funded Defense & Space companies?

The most-funded Defense & Space companies tracked include Gilmour Space, SARCOS GROUP LC, Portal Space Systems.

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