Best Aerospace, Maritime and Defense Companies in Colorado, United States
The 52 best Aerospace, Maritime and Defense companies in Colorado, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: ACC.
Our analysis of 50 Aerospace, Maritime and Defense companies
$6.7b in tracked funding; 89% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Aerospace, Maritime and Defense companies in Colorado
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ACC Manufacturer of helicopters | $75M | 83 mo ago | Acquired | Norm Steiner Founder | 1987 | — | — | — |
| 2 | Interlune Provider of space resources for clean and sustainable economy in space 50Growth top 28%Talent top 28%Funding top 34%Tech top 49% All 9 signals ▾Growthtop 28% Talenttop 28% Fundingtop 34% Techtop 49% Patentsbottom 49% Innovationbottom 42% Moatbottom 42% Globalbottom 31% Marketbottom 28% Growth: Web rank 10,000,000 → 5,000,000 YoY · Fresh capital in last 24 mo Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 50/100 | $20M | 6 mo ago | Seed | Gary Lai Co-Founder & Chief Technology Officer | 2020 | WebflowAmazon Web ServicesGSAP+16 | 3 patents Lunar in‑situ resource utilization: regolith extraction, processing, and beneficiation systems. | 1 job opening |
| 3 | Space Nation It is a Finnish/US company that aims to create a rising global community of universal citizens with missions… | $3M | 113 mo ago | Series A | Kalle Vähä-Jaakkola Captain & co-founder | 2013 | Node.jsGoogle CloudVue.js+15 | — | — |
| 4 | Source Energy Provider of solar modules, large & small solar arrays, and other related components | $1M | 50 mo ago | Seed | Philip Keller Co-Founder & CEO | 2021 | — | 139 patents Hydrocarbon and solvent extraction/recovery from porous media and contaminated materials | — |
| 5 | Aquarian Space Developer of aquarian space research services | $795K | 48 mo ago | Seed | Kelly Larson CEO | 2015 | — | — | — |
| 6 | MagPump Manufacturer of magazine loaders, magazine unloaders, and magazine retainers | $600K | 114 mo ago | Seed | Peter Crawford CEO | 2015 | DrupalPHPYouTube+14 | 12 patents Efficient firearm magazine loading and ammunition handling systems | — |
| 7 | Chimney Trail Provider of mental healthcare and therapy training curriculum services | $320K | 42 mo ago | Seed | Brad Markey Co-Founder | 2018 | — | — | 1 award |
| 8 | Secure Outcomes Developer of digital livescan fingerprinting products | $319K | 193 mo ago | Seed | Jack Harper Founder | 2006 | — | — | — |
| 9 | Electro Magnetic Applications Provider of electromagnetic effects simulation and testing services | $225K | 78 mo ago | Funding Raised | Matt Miller Co-Owner | 1978 | WordPressMySQLMariaDB+21 | — | 1 launch |
| 10 | Global Near Space Services Manufacturer of aerospace component | $196K | 174 mo ago | Seed | Gen Hawley CEO | 2009 | — | — | — |
Top 11 Aerospace, Maritime and Defense companies in Colorado
#1
Seed · Estes Park, Colorado · founded 2020$19.9Mraised▾
Interlune is a startup focused on harvesting natural resources from space to establish a clean and sustainable economy on Earth and in space. They are operating in stealth mode and have recently raised funding for their moon resource harvesting project.
- Jan 2026Seed$500K
- Apr 2025Grant (prize money)$4.8M
- Oct 2024Grant (prize money)$365K
- May 2024Grant (prize money)$264.7K
#2
Funding Raised · Louisville, Colorado · founded 2014$60Kraised▾
Provider of atmospheric modeling, software, and subject matter expertise. This company develops and delivers environmental modeling solutions, specialized software, and expert consultations. Their services encompass physical modeling, simulation, and analysis, along with software development tailored to specific needs. They offer life science analyses and assessments, data analytics using AI and machine learning, and subject matter expertise in various fields, including defense and aviation meteorology. The firm's solutions are used by government agencies and other demanding organizations.
- Sep 2025Grant (prize money)$30K
- Sep 2024Grant (prize money)$30K
#3
Acquired · Westminster, Colorado · founded 1987 · 67 employees$75Mraised▾
Manufacturer of helicopters
- Jul 2019Conventional Debt$75M
#4
Seed · Longmont, Colorado · founded 2021$1.2Mraised▾
Provider of solar modules, large & small solar arrays, and other related components
- May 2022Seed$1.2M
#5
Seed · Boulder, Colorado · founded 2015 · 9 employees$794.7Kraised▾
Developer of aquarian space research services. It provides users with broadband services with the help of their own fleet of satellites.
- Jul 2022Seed$60K
- Mar 2022Seed$734.7K
#6
Series A · Denver, Colorado · founded 2013 · 12 employees$3.4Mraised▾
Space Nation is a company that aims to bring together a community of universal citizens who are interested in exploring new frontiers, expanding their minds, and evolving together. They offer missions and membership for individuals who want to be architects of their own lives or travel to space.
- Feb 2017Series A$3.4M
#7
Seed · Fort Collins, Colorado · founded 2018$320Kraised▾
Chimney Trail Health is a mental healthcare company that delivers preventive, self-led mental health care through their "Waypoint Kits." These kits are shipped once a quarter over the course of one year and include step-by-step cognitive behavioral therapy training curriculum. The company aims to provide evidence-backed tools and activities to help individuals of all ages take control of their mental wellness.
- Jan 2023Seed$235K
- Oct 2022Seed$85K
#8
Seed · Englewood, Colorado · founded 2015$600Kraised▾
Manufacturer of magazine loaders, magazine unloaders, and magazine retainers. The company offers loaders for rifle and handgun magazines, plus unloaders for AR-15 and AK-47 magazines. Accessories include double-stack and single-stack magazine retainers, along with a universal mounting plate base. Products are designed for ease of use and high-volume shooting.
- Jan 2017Seed$600K
- Jan 2017Conventional Debt—
#9
Seed · Evergreen, Colorado · founded 2006 · 10 employees$319Kraised▾
Developer of a livescan technology designed to build and sell digital fingerprinting systems. The company's technology offers an integrated graphical user interface based around high-performance color touch screens and through the fingerprint scanning sequence, enabling law enforcement, businesses and the military to help with background checks, security clearances, public school checks, professional certifications, medical examiner printing, and law enforcement training.
- Jun 2010Seed$50K
- Feb 2010Seed$20K
- Jun 2009Seed$249K
- Jun 2009Seed$50K
#10
Funding Raised · Lakewood, Colorado · founded 1978 · 55 employees$225Kraised▾
Provider of electromagnetic effects simulation and testing services. It offers modeling and simulation platforms for lightning, HIRF, EMC, and space plasma environments, focusing on cabling and systems. The company also provides consulting services supporting automotive, aerospace, defense, and transportation clients in meeting performance and certification requirements. Testing services encompass civilian and military certifications, antenna performance, and system characterization to support research and development. These services utilize advanced simulation tools and measurement capabilities to assess material and component performance in various radiation environments.
- Jan 2020Grant (prize money)$225K
#11
Seed · Colorado Springs, Colorado · founded 2009$196.2Kraised▾
Manufacturer of aerospace component
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Aerospace, Maritime and Defense coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.