Best Aerospace, Maritime and Defense Tech Companies in Washington, United States
The 114 best Aerospace, Maritime and Defense Tech companies in Washington, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: ZeroAvia.
Our analysis of 50 Aerospace, Maritime and Defense Tech companies
$31.9b in tracked funding; 90% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2021.
Ranked: Best Aerospace, Maritime and Defense Tech companies in Washington
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | ZeroAvia Manufacturer of hydrogen electric propulsion systems for commercial aviation aircraft 64Funding top 18%Patents top 19%Moat top 26%Innovation top 28% All 11 signals ▾Fundingtop 18% Patentstop 19% Moattop 26% Innovationtop 28% Techtop 34% Partnerstop 45% Talenttop 45% Globalbottom 49% Growthbottom 47% Marketbottom 46% Newsbottom 40% Funding: Raised $348M across 12 rounds · 12 rounds over 7 yrs (1.7/yr) Patents: 122 patents matched (strict assignee match) · 118 filings since 2022 vs 4 in 2017-21 rank vs industry peers · Fliar Intelligence Index 64/100 | $348M | 5 mo ago | 200 | Val Miftakhov Founder & CEO | WordPressApple iCloud MailMicrosoft 365+33 | 122 patents Hydrogen fuel‑cell power and cooling integration for aircraft propulsion and airship systems | — |
| 2 | Spaceflight Industries Provider of launch mission services to the aerospace industry | $265M | 79 mo ago | 134 | — | — | — | — |
| 3 | Spaceflight Developer of launch services and mission management services | $235M | 79 mo ago | 134 | — | — | — | — |
| 4 | Echodyne Provider of metamaterials-based radar technology | $202M | 48 mo ago | 74 | — | WebflowSalesforceVimeo+19 | 59 patents Advanced phased‑array radar antennas with adaptive beam steering and side‑lobe control | 1 partnership |
| 5 | Stoke 🦄 Manufacturer of reusable launch vehicles 67Growth top 18%Funding top 22%News top 23%Moat top 28% All 10 signals ▾Growthtop 18% Fundingtop 22% Newstop 23% Moattop 28% Innovationtop 40% Techtop 47% Patentstop 47% Globalbottom 49% Talentbottom 49% Marketbottom 46% Growth: Headcount 5 → 30 (+500%) across vintages · Fresh capital in last 24 mo Funding: Raised $175M across 8 rounds · 8 rounds over 5 yrs (1.6/yr) rank vs industry peers · Fliar Intelligence Index 67/100 | $175M | 4 mo ago | 30 | Andy Lapsa Co-Founder & CEO | WordPress Block EditorElementorWordPress+21 | 23 patents Patents concentrated in electrical & electronics | 1 job opening · 1 expansion |
| 6 | Blue Origin Manufacturer of reusable launch vehicles for large payloads | $166M | 15 mo ago | 368 | Jeff Bezos Founder | Cart FunctionalityShopifySentry+24 | 368 patents Advanced rocket hardware, propulsion, space manufacturing, and launch vehicle systems | 1 launch |
| 7 | BlackSky AI and cloud-based geospatial intelligence data solutions | $80M | 39 mo ago | 259 | Brian OToole CEO | WordPressApple iCloud MailMySQL+39 | — | — |
| 8 | Hubble Provider of Bluetooth connectivity solutions for global Internet of Things devices 57Funding top 26%Tech top 29%Moat top 30%Talent top 38% All 9 signals ▾Fundingtop 26% Techtop 29% Moattop 30% Talenttop 38% Innovationtop 39% Producttop 46% Patentstop 47% Globalbottom 43% Marketbottom 37% Funding: Raised $70.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Tech: 39 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Web Services rank vs industry peers · Fliar Intelligence Index 57/100 | $70M | 7 mo ago | — | Ben Wild Co-Founder & CTO | WebflowVimeoAmazon Web Services+25 | 20 patents Electrical safety and control components for lighting and power distribution systems | 1 partnership · 1 award |
| 9 | Pure Watercraft Manufacturer of electric outboard motors and marine propulsion systems | $68M | 26 mo ago | 52 | Andy Rebele Founder & CEO | WordPressMySQLPHP+25 | 34 patents Electric marine propulsion systems, battery packs, charging infrastructure, and marine cable assemblies. | — |
| 10 | Planetary Resources Satellite and space-craft manufacturers for asteroid mining and space exploration | $50M | 115 mo ago | 49 | — | — | — | — |
| 11 | Esterline CMC Electronics Provider simulation visual systems and other aviation products | $45M | 190 mo ago | 12,500 | — | — | — | — |
| 12 | Starfish Space Developer of autonomous spacecraft for on-orbit satellite servicing and life extension 50Growth top 28%Funding top 37%News top 38%Talent top 38% All 8 signals ▾Growthtop 28% Fundingtop 37% Newstop 38% Talenttop 38% Moattop 48% Marketbottom 40% Globalbottom 39% Techbottom 37% Growth: Web rank 10,000,000 → 5,000,000 YoY · Fresh capital in last 24 mo Funding: Raised $42.0M across 5 rounds · 5 rounds over 5 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 50/100 | $42M | 2 mo ago | 44 | Austin Link Co-Founder | WordPressMySQLPHP+13 | — | 1 partnership |
| 13 | Radian Aerospace Developer of fully reusable spacecraft for orbital access and hypersonic flight | $28M | 53 mo ago | 29 | Livingston Holder CTO and Co-Founder | WebflowApple iCloud MailSwiper+14 | 20 patents Thermal protection, launch vehicle design, and rocket propulsion for orbital transport | — |
| 14 | iJet Technologies Online platforn offering operational data management platform for aviation industry | $25M | 117 mo ago | 27 | Jan Petter Roed Founder | — | 17 patents Integrated travel, asset, and personnel risk management software with distributed data and UI platforms | — |
| 15 | Insitu Provider of customized unmanned systems and develops information processing software solutions | $21M | 222 mo ago | 895 895 → 591 (-34%) | — | WordPress Block EditorWordPressApple iCloud Mail+23 | 425 patents UAV launch, recovery, counter‑UAV, and aerial communication systems for unmanned aircraft | 1 launch |
| 16 | Gravitics Developer of platforms providing real estate, logistics, and power in space | $20M | 14 mo ago | 25 25 → 51 (+104%) | Gary Hudson Co-Founder | Cart FunctionalityShopifyShop Pay+9 | — | — |
| 17 | Xplore Provider of satellite constellation services delivering remote sensing data and computing | $16M | 51 mo ago | 35 | Jeff Rich Co-Founder & CEO | Apple iCloud MailMicrosoft 365Bootstrap+5 | 73 patents Deployable solar array hinge mechanisms, magnetic quick‑connect hardware, and satellite sensor fusion systems. | — |
| 18 | Lumen Orbit Provider of cloud computing and data relay for satellites and space solutions | $13M | 19 mo ago | — | Philip Johnston Co-Founder & CEO | — | — | — |
| 19 | Sagetech Provider of electronic subsystem for UAVs | $12M | 55 mo ago | 28 | Tom Furey CEO | WordPress Block EditorWordPressMySQL+24 | — | — |
| 20 | Sea Launch Launch solutions to satellite operators | $12M | 195 mo ago | 200 | Serguei Gugkaev CEO | — | — | — |
| 21 | WiBotic Provider of wireless charging solutions for industrial robots | $11M | 18 mo ago | 30 | — | WordPress Block EditorWordPressApple iCloud Mail+20 | 29 patents Patents concentrated in transport & manufacturing processes | — |
| 22 | MicaSense Developer of drones, sensors, and software for automated aerial intelligence | $9M | 124 mo ago | 27 | — | RubyRuby on RailsEnvoy+10 | 26 patents UAV-mounted multispectral/thermal imaging sensors for precision agriculture and remote sensing. | 1 partnership |
| 23 | APiJET Operational analytics solution for the aviation industry | $9M | 18 mo ago | 27 27 → 25 (-7%) | — | — | 18 patents Aviation flight planning and real-time communication systems integrating weather data | 1 launch |
| 24 | ioCurrents Plug-and-play hardware to give alerts about boat over cloud | $6M | 86 mo ago | 13 | — | — | 29 patents Predictive vehicle telematics and AI-driven data compression for automotive control systems. | — |
| 25 | Kapta Space Developer of electronically scanned radar technology for geospatial intelligence applications | $6M | 15 mo ago | — | Milton Perque Co-Founder & CEO | — | — | — |
| 26 | Data Blanket Developer of AI-driven drone systems for real-time threat detection | $4M | 42 mo ago | 13 | Gur Co-Founder | WixSentryBootstrap+11 | — | — |
| 27 | Pollen Systems Corporation AI-powered agricultural analytics for optimized crop management and increased farm efficiency | $3M | 27 mo ago | 8 | Keith McCall Founder & CEO | — | — | — |
| 28 | WingWork Offers a SaaS solution for private aviation mechanics, streamlining fleet management and maintenance tracking | $3M | 30 mo ago | — | Karthik Srinivasan Co-Founder | — | — | — |
| 29 | RBC Signals Provider of ground station services and on demand satellite communications | $3M | 62 mo ago | 10 | Ron Faith CEO & President | WordPressMySQLPHP+13 | — | 2 partnerships |
| 30 | OpenTug A cloud-based maritime workflow management and cargo shipment services | $3M | 14 mo ago | 8 | Jason Aristides Co-Founder & CEO | WebflowGSAPAmazon Web Services+24 | — | 1 partnership |
| 31 | Aerovel Provider of fixed-wing VTOL drone for marine and terrestrial applications | $2M | 64 mo ago | 15 | Tad McGeer Founder and Chief Technology Officer | WordPressMySQLPHP+18 | 51 patents Autonomous launch, retrieval and servicing systems for VTOL/hovering aircraft | — |
| 32 | Pipeline2Space Developer of hypersonic technology for space launch and delivery services | $1M | 21 mo ago | — | Mark Russell Co-Founder & CEO | — | 2 patents Ram-accelerator launch technology for high-speed projectile space launch systems | — |
| 33 | Strategic Robotic Systems Underwater robotic systems for defense, security, and commercial applications | $950K | 123 mo ago | 17 17 → 18 (+6%) | — | HubSpot CMS HubSplideIsotope+15 | — | 1 launch |
| 34 | MOHOC Military optimized helmet camera | $775K | 73 mo ago | 3 | John Prosser Co-Founder & Director | Cart FunctionalityWooCommerceWordPress+27 | 19 patents Compact camera housing design and modular battery bay engineering for consumer imaging devices | — |
| 35 | Skycast Solutions Inflight entertainment provider for Airlines | $759K | 171 mo ago | — | Bill Boyer Founder & CEO | — | 5 patents In‑flight entertainment hardware and software integration for aircraft cabin systems | — |
| 36 | Tethers Innovative engineering solutions for space, defense, advanced communications, and software | $749K | 73 mo ago | 81 | Rob Hoyt CEO | — | — | — |
| 37 | Voltair Developer of autonomous drone systems for power grid and wildfire monitoring | $500K | 5 mo ago | — | Ronan Nopp Co-Founder & CEO | Framer SitesThree.jsReact+5 | — | — |
| 38 | Resolute Medical Developer of ECG built for harsh conditions | $425K | 134 mo ago | 1 | Charlene Marver Co-Founder | — | — | — |
| 39 | SkyVector Provider of flight planning, aeronautical charts and navigation for flight operators | $395K | 189 mo ago | — | David Graves Founder & CEO | Apple iCloud MailGoogle WorkspaceApache HTTP Server+19 | — | — |
| 40 | Exonicus Developer of virtual reality simulators for medical and defense training | $318K | 12 mo ago | 4 | Sandis Kondrats Co-Founder | — | — | — |
| 41 | Juno Propulsion Developer of advanced rotating detonation rocket engines | $275K | 21 mo ago | — | Alexis Harroun Founder & CEO | Cart FunctionalitySquarespace CommerceSquarespace+14 | — | — |
| 42 | Ladon Robotics Developer of autonomous cargo ships powered by wind and solar energy | $256K | 51 mo ago | 4 | — | — | — | — |
| 43 | Harbor Wing Tech Designs and develops AUSVs for various industrial applications | $186K | 177 mo ago | — | Mark Ott Co-Founder & Director | — | — | — |
Top 12 Aerospace, Maritime and Defense Tech companies in Washington
#1
Series C · Everett, Washington · founded 2018 · 200 employees$348.2Mraised▾
Manufacturer of hydrogen electric propulsion systems for commercial aviation aircraft. These systems utilize fuel cell technology to provide power for flight operations. The product portfolio includes powertrain components designed for integration into various airframes. These technologies aim to replace traditional combustion engines with systems that produce zero emissions during operation. The hardware supports the development of aircraft capable of regional transport and surveillance missions.
- Dec 2025Series C—
- Jul 2024Series C$26.3M
- Jan 2024Grant (prize money)$3.2M
- Sep 2023Series C$116M
#2
Stoke 🦄Series D · Kent, Washington · founded 2019 · 30 employees$175Mraised▾
Manufacturer of reusable launch vehicles. It provides users with a platform that designs and develops reusable rocket systems that can deeply satellite in their orbits. It also offers routine-based launching services to satellite operators.
- Feb 2026Series D$350M
- Sep 2025Conventional Debt$100M
- Sep 2025Series D$410M
- Jan 2025Series C$260M
#3
Series B · Tukwila, Washington · founded 2019 · 44 employees$42Mraised▾
Developer of autonomous spacecraft for on-orbit satellite servicing and life extension. The company focuses on creating smaller, less expensive vehicles for docking with satellites using electric propulsion. Its initial services include extending satellite lifespan and facilitating responsible disposal. The company is actively engaged in validating its technology through on-orbit missions.
- Mar 2026Series B$111.7M
- Sep 2024Series A$29.5M
- Aug 2023Grant (prize money)$1.8M
- Jun 2023Grant (prize money)—
#4
Series B · Seattle, Washington · founded 2021$70Mraised▾
Provider of Bluetooth connectivity solutions for global Internet of Things devices. The company offers a platform for transmitting low-bandwidth data from devices using Bluetooth wireless technology. It delivers visibility across supply chains, fleets, and facilities via a terrestrial network. Satellite connectivity is planned to extend coverage to remote areas, using the same chip. The platform integrates with existing platforms and workflows, with data encrypted end-to-end. It offers an open API and modular SDKs for integration.
- Oct 2025Series B$70M
#5
Funding Raised · Kent, Washington · founded 2000 · 368 employees$165.8Mraised▾
Manufacturer of reusable launch vehicles for large payloads. It provides users with reusable rockets for large payloads, such as satellites and spacecraft. It also provides vertical takeoff and vertical landing space vehicles comprising pressurised and detachable capsules, liquid rocket engines and hydraulic actuators.
- Mar 2025Grant (prize money)$149.8K
- Dec 2021Grant (prize money)$130M
- Sep 2019Grant (prize money)$10M
- Aug 2018Grant (prize money)—
#6
Seed · Seattle, Washington · founded 2021 · 25 employees$20Mraised▾
Developer of platforms providing real estate, logistics, and power in space. The company manufactures platforms designed for commercial, civil, and defense applications beyond Earth. It offers infrastructure facilitating human and robotic activity in orbit. The company also delivers power solutions for space and terrestrial use.
- Mar 2025Grant (prize money)—
- Nov 2022Seed$20M
#7
Series A · Seattle, Washington · founded 2015 · 30 employees$10.8Mraised▾
Provider of wireless charging solutions for industrial robots. Their solution includes a development kit hardware for wireless charging, coupled with a wireless battery management system and fleet-level power management software. They have developed a proprietary Adaptive Wireless charging technology that provides a greater range of up to three times the diameter of the transmitting coil and efficiency. The product is currently available as a development kit which enables it to be integrated into robotic projects.
- Dec 2024Series A$2.7M
- May 2022Series A$2.1M
- Aug 2019Series A$5.7M
- Aug 2018Seed$530K
#8
Seed · Pullman, Washington · founded 2025$500Kraised▾
Developer of autonomous drone systems for power grid and wildfire monitoring. The company's drones offer aerial inspection of infrastructure, identifying maintenance concerns and public safety hazards. Services include post-storm inspections, virtual truck roll deployments, and active wildfire monitoring. High-frequency patrols support vegetation management and detailed asset inspections, providing up-to-date infrastructure maps.
- Jan 2026Seed$500K
#9
Seed · Seattle, Washington · founded 2023$5.5Mraised▾
Developer of electronically scanned radar technology for geospatial intelligence applications. The company focuses on providing persistent and actionable insights on a global scale. Its technology centers around a scalable electronically steered radar architecture. When paired with satellite buses and onboard tasking, it provides large-area, low-latency geospatial intelligence. The company aims to address demand for geospatial data products across commercial markets. It also delivers data and tracks on tactical timelines.
- Feb 2025Seed$5M
- Jun 2023Conventional Debt$500K
#10
Series B · Seattle, Washington · founded 2011 · 52 employees$67.7Mraised▾
Manufacturer of electric outboard motors and marine propulsion systems. The company focuses on designing and producing electric motor and battery solutions that replace traditional gas outboards for boats. It serves recreational and commercial marine markets with systems emphasizing quiet operation, low maintenance, and environmental impact reduction.
- Apr 2024Series B$5.1M
- Apr 2022Series B$14.9M
- Nov 2021Series A—
- Dec 2020Series A$37.5M
#11
Seed · Redmond, Washington · founded 2024$12.5Mraised▾
Provider of cloud computing and data relay for satellites and space solutions
#12
Funding Raised · Seattle, Washington · founded 2010 · 27 employees$9Mraised▾
ApiJet is a provider of a database solution for the aviation industry. It helps airlines to drive operational efficiencies & cost savings across organizational units. It provides Digital Winglets (provides hidden fuel & flight time efficiencies), Turnaround Management (provides predictive analytics to real-time aircraft data integrating), Aircraft Health Monitoring (offers predictive analysis), Flight Tracker (create a comprehensive picture of the operating environment) & Smart Aircraft (provide actionable insights & intelligence to the right stakeholders).
- Dec 2024Grant (prize money)$4.5M
- Aug 2024Grant (prize money)$4.5M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Aerospace, Maritime and Defense Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
What Washington researches in launch vehicles
University of Washington and George Washington University lead Washington's launch-vehicle research, focusing predominantly on rocket propulsion and combustion dynamics, with a cautiously optimistic, advancement-driven tone.
- University of Washington10
- George Washington University3
- University of Washington Applied Physics Laboratory1
- Washington College1
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.