Best Aerospace, Maritime and Defense Companies in Massachusetts, United States
The 79 best Aerospace, Maritime and Defense companies in Massachusetts, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Blue Water Autonomy.
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 Massachusetts
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Blue Water Autonomy Manufacturer of autonomous warships 48Funding top 23%Talent top 28%Growth top 35%Tech bottom 45% All 6 signals ▾Fundingtop 23% Talenttop 28% Growthtop 35% Techbottom 45% Globalbottom 33% Marketbottom 31% Funding: Raised $64.0M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 48/100 | $64M | 9 mo ago | Series A | Austin Gray Co-Founder & CSO | 2024 | WebflowApple iCloud MailMicrosoft 365+13 | — | — |
| 2 | Dive Technologies Provider of defence engineering and manufacturing services | $10M | 53 mo ago | Acquired | Jerry Sgobbo Founder & CEO | 2018 | — | — | — |
| 3 | Spaceport Provider of spaceport protocol research services | $4M | 42 mo ago | Seed | Lida T Founder and CTO | 2021 | Squarespace CommerceCart FunctionalitySquarespace+26 | — | — |
| 4 | ARMADA Marine Robotics Developer of asymmetric propulsion systems for unmanned underwater vehicles | $605K | 16 mo ago | Funding Raised | Jeff Kaeli Co-Founder | 2019 | — | — | — |
| 5 | Eomoffshore Provider of advanced mooring solutions and oceanographic data collection systems | $191K | 47 mo ago | Funding Raised | — | 2009 | — | — | 3 internships |
| 6 | Axiam Provider of computer-optimized engine core assembly processes for improved engine performance | $138K | 184 mo ago | Early Stage | Donald Lohin CEO & President | 1983 | — | 21 patents Precision rotor stacking, balancing, and diameter measurement for gas turbine components | — |
| 7 | Voltic Provider of solar powered cargo ships and maintenance services | $125K | 45 mo ago | Seed | Hudson Hooper Co-Founder | 2022 | — | — | — |
| 8 | O2X Provider of training and education for tactical athletes, firefighters, law enforcement, and others | — | 29 mo ago | Late Stage | Gabriel Gomez Co-Founder | 2014 | WordPressMySQLPHP+26 | — | — |
Top 12 Aerospace, Maritime and Defense companies in Massachusetts
#1
Series A · Boston, Massachusetts · founded 2024$64Mraised▾
Manufacturer of autonomous warships. This company designs and builds unmanned vessels for maritime defense operations. The technology focuses on endurance and reliability for open ocean environments. These systems integrate advanced robotics and engineering to support naval capabilities.
- Aug 2025Series A$50M
- Apr 2025Seed$14M
#2
Funding Raised · Falmouth, Massachusetts · founded 2019$605.4Kraised▾
Developer of asymmetric propulsion systems for unmanned underwater vehicles. These systems provide both thrust and steering from a single motor, enhancing maneuverability and reducing size, weight, and complexity. The technology improves the efficiency and capabilities of unmanned underwater vehicles, enabling them to perform both large-area surveys and close-up inspections. This innovative approach is developed through collaborations with leading research institutions, resulting in a robust and modular solution for underwater robotics applications.
- Feb 2025Grant (prize money)$174.8K
- Aug 2024Grant (prize money)$174.8K
- Aug 2020Grant (prize money)$255.8K
#3
Acquired · Quincy, Massachusetts · founded 2018 · 30 employees$9.5Mraised▾
Provider of defence engineering and manufacturing services
- Jan 2022Grant (prize money)—
- Dec 2020Venture Debt—
- Dec 2020Series A$4M
- Nov 2019Series A$3M
#4
Seed · Cambridge, Massachusetts · founded 2021 · 9 employees$3.6Mraised▾
Provider of spaceport protocol research services
#5
Funding Raised · Pocasset, Massachusetts · founded 2009$190.7Kraised▾
Provider of advanced mooring solutions and oceanographic data collection systems. This entity designs and manufactures mooring systems, including components like stretch EM cable and multi-function marine recovery systems. They also offer turnkey solutions encompassing mooring design, data modeling, logistics, and data collection services. Their expertise extends to various ocean environments and depths, supporting offshore energy, military, and research sectors. The company's offerings include passive acoustic moorings and environmental sample processors.
- Jun 2022Grant (prize money)$190.7K
#6
Seed · Boston, Massachusetts · founded 2022$125Kraised▾
Provider of solar powered cargo ships and maintenance services
- Sep 2022Seed$500K
#7
Early Stage · Gloucester, Massachusetts · founded 1983$137.5Kraised▾
Provider of computer-optimized engine core assembly processes for improved engine performance. The company offers solutions to improve shop efficiencies and resolve build issues. Products aim to optimize blade tip gaps, reduce assembly time, and increase throughput. The company's processes are designed to improve engine quality, safety, and shop reliability. The company serves military, energy, commercial, helicopter, and marine sectors.
- Feb 2011Unattributed$137.5K
#8
Late Stage · Scituate, Massachusetts · founded 2014 · 144 employees—raised▾
O2X Human Performance provides world-class training and education for tactical athletes, firefighters, law enforcement, and individuals in high-stress work environments. They offer programs and resources to enhance mental, physical, and emotional health in these professions.
- Jan 2024PE—
#9
Deadpooled · Walpole, Massachusetts · founded 2018—raised▾
Smarter Armour provides ballistic impact system (body armors) to military personnel. The company claims its prototypes to be 45% more absorbent than any other product in the market. The company also claims its product's efficiency based on the profile crosscut after Impact Test (18.08 mm for its product as against 33.30mm for other brand's product)
- May 2018Seed—
#10
Funding Raised · Boston, Massachusetts · founded 2016 · 2 employees—raised▾
Developer of a resource discovery platform designed to provide a customizable directory of high-impact veteran benefits. The company's platform provides customized military service, resource contact information, and veteran reviews, enabling veterans to discover and connect with local opportunities through their smartphones.
- Oct 2017Grant (prize money)—
#11
Seed · Boston, Massachusetts · founded 2014—raised▾
Revolution Space is a company that specializes in advanced space systems for the 21st century. They are involved in Europe's mission for space exploration and have a team of experts working on building these systems. They are based in Boston, MA.
- 2014Seed—
#12
Public · Boston, Massachusetts · founded 1922 · 174000 employees—raised▾
Raytheon manufactures electronics and other equipment for use in defense, civil government, and cybersecurity. The company offers products likecommand and control equipment, missile defense systems, radars, and sensors, precision weapons, and radioactive material detection systems. The company also manufactures GPS Anti-Jam systems such as anti-jam digital antenna, analog antenna, GPS receivers, and advanced GPS inertial navigation technology (AGINT). In 2014 the company recorded annual revenues of $23.7B, and a net profit of $1.99B.
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
How research on Defense Technology is moving in the United States
A read on the academic research around Defense Technology — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 462 United States-affiliated papers.
- Pennsylvania State University19
- United States Air Force Research Laboratory15
- United States Naval Academy12
- U.S. Air Force Institute of Technology10
- Naval Postgraduate School9
- Photonics2→4
- Jamming6→7
- Electronic warfare55
- Radar36
- Missile32
- Missile defense18
- Jamming12
- Aerospace engineering2→4
- Cruise missile4→5
Where defense tech is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing defense tech patents in the United States
United States defense tech patent filing is accelerating — 57 filings from 65 assignees (2016–2025), led by Raytheon, BAE SYS INF & Elect SYS Integ, AAI; annual filings 3→6.
- Raytheon17
- BAE SYS INF & Elect SYS Integ15
- AAI10
- Leonardo Electronics US10
- Lockheed10
- Rocky Research7
- Huggett James M5
- Stroili Frank D5
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.