Radar · Maritime Tech in United States
Best Maritime Tech Companies in United States
The 405 best Maritime Tech companies in United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Saronic.
By Riya SenguptaFinancials
405companies tracked
$1.9Bdisclosed funding
1unicorns
103have raised
The 405 Maritime Tech companies tracked in the United States have pulled in $1.9 billion in disclosed funding, and that number alone tells you this sector is past the proof-of-concept stage. Saronic leads at $230M raised, with Saildrone close behind at $190M and Arc Boats at $137M. One unicorn has emerged from the group. The funding is concentrated but the field is wide, and maritime innovation is accelerating across EV powertrains, next-generation EV platforms, and battery and drive system technology that's reshaping what vessels can actually do.
So what's the signal beneath the dollars? Across 28 maritime apps, median install growth is running at roughly +13% YoY, which I'd read as real consumer and operator engagement, not just enterprise hype. Defence demand is also shaping the sector's direction, pushing autonomy and propulsion companies toward dual-use design. Investors like SeaAhead, Techstars, and the National Science Foundation are backing early-stage bets alongside federal agencies with operational stakes in the outcome. The directory below ranks these companies by disclosed equity funding and recent funding momentum, giving you a clear view of where capital is actually moving.
Ranked: Best Maritime Tech companies in United States
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Market signals (1y) | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Saronic 🦄 Developer of autonomous surface vessels for naval and maritime forces 78Funding top 18%AI top 20%Moat top 26%Growth top 30% All 9 signals ▾Fundingtop 18% AItop 20% Moattop 26% Growthtop 30% Talenttop 33% Newstop 34% Techtop 47% Marketbottom 48% Globalbottom 44% Funding: Raised $230M across 4 rounds · 4 rounds over 3 yrs (1.3/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 78/100 | $230M | 2 mo ago | 32 | Doug Lambert Co-Founder & COO | Apple iCloud MailNode.jsSalesforce+15 | 11 signals ▲83% Hiring · Announcements · Capital raise | — | 2 launchs |
| 2 | Saildrone Developer of autonomous unmanned surface vehicle 55Funding top 23%Moat top 31%Growth top 35%Tech top 42% All 10 signals ▾Fundingtop 23% Moattop 31% Growthtop 35% Techtop 42% Markettop 47% Talentbottom 49% Patentsbottom 45% Globalbottom 43% Innovationbottom 37% Newsbottom 22% Funding: Raised $190M across 4 rounds · 4 rounds over 10 yrs (0.4/yr) Moat: Editorial + unicorn rating 8/10 · IP moat: 18 patents rank vs industry peers · Fliar Intelligence Index 55/100 | $190M | 13 mo ago | 250 | Richard Jenkins Founder & CEO | WebflowSalesforceGSAP+17 | — | 18 patents Autonomous unmanned surface vehicles with flexible sensor mounts and square-wing sail propulsion. | 2 job openings · 1 launch |
| 3 | Arc Boats Manufacturer of electric ships 53Funding top 27%Growth top 35%Tech top 36%Moat top 39% All 9 signals ▾Fundingtop 27% Growthtop 35% Techtop 36% Moattop 39% Producttop 40% Newstop 45% Talentbottom 49% Marketbottom 38% Globalbottom 32% Funding: Raised $137M across 3 rounds · 3 rounds over 5 yrs (0.6/yr) Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 53/100 | $137M | 3 mo ago | 55 | Mitch Lee Co-Founder & CEO | SanityNode.jsTailwind CSS+24 | — | — | 2 job openings · 1 internship · 1 launch |
| 4 | Ocean Power Technologies Ocean energy technology provider offering intelligent maritime solutions | $105M | 28 mo ago | 72 72 → 96 (+33%) | George Taylor Co-Founder | DrupalPHPparticles.js+22 | 12 signals ▼20% Earnings · Contracts · New product | 340 patents Wave energy conversion and marine electric power generation/charging systems for vessels | — |
| 5 | REGENT Craft Developer of wing-in-ground technology-based electric sea gliders | $94M | 23 mo ago | 45 | Michael Klinker Co-Founder and CTO | WebflowApple iCloud MailGoogle Workspace+18 | — | 50 patents Advanced hydrofoil and winglet control systems for marine and aerial craft | 1 internship · 1 expansion · 1 award |
| 6 | Liquid Robotics Developer of unmanned surface vehicles propelled by wave energy | $82M | 119 mo ago | 83 | — | WordPressMySQLSalesforce+26 | — | 167 patents Autonomous ocean surface robots powered by wave energy and solar navigation systems | 1 expansion |
| 7 | Vatn Systems Developer of autonomous underwater vehicles | $76M | 6 mo ago | 6 | Nelson Mills Founder & CEO | Cart FunctionalitySquarespace CommerceSquarespace+12 | 4 signals ▲300% Funding | — | 1 job opening · 1 internship · 1 launch |
| 8 | NYSHEX Provider of a platform for managing and improving ocean supply chains | $69M | 18 mo ago | 158 | Mark Michaels Co-Founder & Board Member | Apple iCloud MailNode.jsReact+16 | — | — | — |
| 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 | Nauticus Robotics Developer of underwater robotics and AI-powered control software | $62M | 28 mo ago | 93 93 → 49 (-47%) | Nicolaus Radford Founder & CEO | WordPressSentryApple iCloud Mail+26 | 15 signals ▼32% Funding · Earnings · Leadership | — | — |
| 11 | Nautilus Labs Platform offering AI-driven voyage optimization and decarbonization solutions for the maritime industry | $48M | 51 mo ago | 86 | — | — | — | 710 patents Patents concentrated in health & consumer products | — |
| 12 | Sofar Ocean Provider of marine weather forecasts and ocean condition monitoring solutions 64AI top 15%Tech top 24%Funding top 31%Moat top 31% All 11 signals ▾AItop 15% Techtop 24% Fundingtop 31% Moattop 31% Growthtop 35% Talenttop 38% Producttop 46% Marketbottom 45% Patentsbottom 38% Globalbottom 37% Innovationbottom 34% AI: Holds AI/ML patents (G06N-family CPC) Tech: 50 technologies across 5/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 rank vs industry peers · Fliar Intelligence Index 64/100 | $48M | 14 mo ago | 91 | Tim Janssen Co-Founder & CEO | SentryApple iCloud MailGoogle Workspace+31 | — | 10 patents Marine weather forecasting and metocean sensor integration solutions | 1 partnership |
| 13 | Ulysses Developer of autonomous underwater vehicles and integrated hardware and software systems 45Talent top 28%Funding top 45%Global bottom 33% All 3 signals ▾Talenttop 28% Fundingtop 45% Globalbottom 33% Talent: 4 named leaders on record · 4 C-suite/founder profiles curated Funding: Raised $46.1M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) rank vs industry peers · Fliar Intelligence Index 45/100 | $46M | 2 mo ago | — | Will Brien Co-Founder & President | — | — | — | — |
| 14 | Sea Machines Provider of unmanned surface vehicles for industrial purposes | $46M | 29 mo ago | 26 26 → 58 (+123%) | — | WordPressMySQLPHP+32 | — | — | — |
| 15 | The Wanderlust Group Operator of hiking camping & adventure tour | $44M | 52 mo ago | 98 | — | WebflowjQueryHSTS+6 | — | — | — |
| 16 | STAX Provider of emission control and treatment system 29Funding top 27%Patents top 32%Innovation top 35%Talent top 38% All 10 signals ▾Fundingtop 27% Patentstop 32% Innovationtop 35% Talenttop 38% Moatbottom 49% Growthbottom 42% Globalbottom 40% Marketbottom 21% Techbottom 19% Newsbottom 18% Funding: Raised $40.0M across 3 rounds · 3 rounds over 2 yrs (1.5/yr) Patents: 12 patents matched (strict assignee match) · 12 filings since 2022 vs 0 in 2017-21 rank vs industry peers · Fliar Intelligence Index 29/100 | $40M | 15 mo ago | 3 | Bob Sharp Founder & President | WordPressMySQLPHP+17 | — | 12 patents Patents concentrated in mechanical & energy engineering | 2 job openings |
| 17 | Bedrock Operator of autonomous underwater vehicles providing high-resolution seafloor data services 32Funding top 33%Moat top 37%Patents top 40%News top 44% All 9 signals ▾Fundingtop 33% Moattop 37% Patentstop 40% Newstop 44% Innovationtop 45% Talentbottom 49% Techbottom 39% Globalbottom 37% Marketbottom 32% Funding: Raised $37.9M across 4 rounds · 4 rounds over 6 yrs (0.7/yr) Moat: Editorial + unicorn rating 7/10 · IP moat: 9 patents rank vs industry peers · Fliar Intelligence Index 32/100 | $38M | 12 mo ago | 42 | Charles Chiau Co-Founder | Cart FunctionalitySquarespace CommerceSquarespace+14 | — | 9 patents Standby fuel storage for uninterrupted power and data analytics/security solutions | 3 partnerships |
| 18 | GetMyBoat Operator of an online platform providing boat rentals and yacht charters | $36M | 51 mo ago | 7 | — | SentryZendeskNode.js+23 | — | — | — |
| 19 | Sharrow Marine Manufacturer of high-performance outboard motors and propellers | $32M | 15 mo ago | 17 | Gregory Sharrow Founder & CEO | Cart FunctionalitySquarespace CommerceSquarespace+25 | — | — | — |
| 20 | Dockwa Online portal for dock and mooring reservations | $29M | 67 mo ago | 98 98 → 51 (-48%) | Matthew Fradette Co-Founder & CBO | SentryApple iCloud MailGoogle Workspace+38 | — | — | — |
| 21 | Terradepth Provider of autonomous subsea intelligence platform delivering actionable ocean data | $28M | 49 mo ago | 20 20 → 50 (+150%) | Joe Wolfel Co-Founder & CEO | WordPressMySQLPHP+26 | — | 14 patents Autonomous marine survey vehicles with fuel‑cell power and sky‑based geolocation systems | 1 job opening · 1 partnership |
| 22 | Clear Metal Provider of AI and web-enabled data analytics platforms for the container shipping industry | $27M | 76 mo ago | 56 | — | — | — | — | — |
| 23 | CargoMetrics Offers technology and method development for measuring maritime trade and in other fields | $24M | 28 mo ago | 19 | — | — | — | — | — |
| 24 | ShipIn Provider of vessel monitoring and safety systems 45Tech top 28%Funding top 38%Talent top 38%Growth top 45% All 6 signals ▾Techtop 28% Fundingtop 38% Talenttop 38% Growthtop 45% Globalbottom 37% Marketbottom 31% Tech: 59 technologies across 5/8 capability areas · Cloud: Amazon Web Services, Cloudflare Funding: Raised $24.0M across 2 rounds · 2 rounds over 6 yrs (0.3/yr) rank vs industry peers · Fliar Intelligence Index 45/100 | $24M | 8 mo ago | 37 | Osher Perry Co-Founder & CEO | WordPressSentryMySQL+31 | — | — | 1 launch |
| 25 | Vizion Provider of cloud-based API for marine container, and vessel tracking | $19M | 47 mo ago | 50 | Tyler Hughes Co-Founder & CTO | WebflowApple iCloud MailGoogle Workspace+25 | — | — | — |
| 26 | Stone Aerospace Smart tools and systems for exploring Earth's and space's frontiers | $18M | 26 mo ago | — | William Stone Founder & CEO | WordPressMySQLPHP+14 | — | 36 patents Space‑based optical power beaming and high‑voltage water heating systems for spacecraft. | — |
| 27 | Fleetzero Platform offering modular electric propulsion and hull systems for cargo ships 35Funding top 20%Talent top 38%Moat top 41%Tech top 43% All 8 signals ▾Fundingtop 20% Talenttop 38% Moattop 41% Techtop 43% Globalbottom 37% Patentsbottom 36% Innovationbottom 35% Marketbottom 31% Funding: Raised $16.5M across 3 rounds · 3 rounds over 4 yrs (0.8/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 35/100 | $16M | 5 mo ago | 14 | Michael Carter Co-Founder | Cart FunctionalitySquarespace CommerceSquarespace+17 | — | 2 patents Modular containerized battery packs for stationary and mobile energy storage | — |
| 28 | Flux Marine Electric boating: Revolutionizing marine propulsion with sustainable, powerful systems | $16M | 6 mo ago | 30 | Jonathan Lord Co-Founder & CTO | Webflow EcommerceWebflowStripe+16 | — | 30 patents Patents concentrated in transport & manufacturing processes | — |
| 29 | K4 Mobility Provider of maritime communication solutions | $15M | 36 mo ago | 31 | Michael Small Co-Founder & CEO | ZohoMUIEnvoy+9 | — | 5,673 patents Patents concentrated in electrical & electronics | — |
| 30 | BlueCargo Platform offering scheduling and reporting solutions for port operations | $15M | 39 mo ago | 13 | Alexandra Griffon Co-founder & CEO | — | — | — | 1 award |
| 31 | HavocAI Provider of ship maintenance services | $12M | 3 mo ago | — | Andrew Gregg Co-Founder | SanityTurbopackEmotion+21 | — | — | — |
| 32 | Seasats Manufacturer of unmanned surface vehicles for sea inspection 48Funding top 33%Growth top 35%Tech top 37%Talent top 38% All 8 signals ▾Fundingtop 33% Growthtop 35% Techtop 37% Talenttop 38% Moattop 39% Newsbottom 48% Globalbottom 37% Marketbottom 29% Funding: Raised $11.0M across 5 rounds · 5 rounds over 4 yrs (1.2/yr) Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 48/100 | $11M | 5 mo ago | 20 | Michael Flanigan Co-Founder & CEO | WordPressMySQLPHP+22 | — | — | 1 partnership · 1 expansion |
| 33 | SW/TCH Operator of vessels providing transportation and logistics for the maritime industry | $10M | 31 mo ago | 4 | Volckert Van Reesema Co-Founder / Principal | — | — | — | — |
| 34 | Voyager Provider of cloud-based workflow management solutions for the maritime shipping industry | $10M | 11 mo ago | 49 | Matthew Costello Co-Founder & CEO | ZohoIntercomVuetify+20 | 4 signals ▼76% M&A · Fundraising · Earnings | 5 patents Real-time electronic commerce transaction processing and telecommunications platforms | — |
| 35 | BTD Provider of web-enabled cargo track and trace solutions for the logistics supply chain | $8M | 22 mo ago | — | Curtis Spencer CEO | — | — | — | — |
| 36 | Portex Provider of web-based freight procurement management solutions | $8M | 21 mo ago | 7 | — | WebflowApple iCloud MailGoogle Workspace+19 | — | 10 patents Needle and vial safety devices preventing accidental needle sticks and removal. | — |
| 37 | Navier Developer of electric propulsion systems and hydrofoils for recreational boating | $7M | 36 mo ago | 14 | Sampriti Bhattacharyya Co-Founder & CEO | WebflowAmazon Web ServicesGSAP+19 | — | 15 patents AI-driven adaptive network architecture, feedback control, and energy-aware resource management | 1 award |
| 38 | Bearing.ai Provider of AI-powered platform for optimizing maritime shipping operations | $7M | 46 mo ago | 9 | — | Node.jsChakra UITailwind CSS+10 | — | — | — |
| 39 | HarborMoor Provider of an online community for boat owners | $6M | 34 mo ago | — | John Howie Co-Founder | Node.jsGoogle Sign-inUbuntu+19 | — | — | — |
| 40 | Apeiron Labs Provider of solutions to lower carbon footprint | $5M | 10 mo ago | 7 | Ravi Pappu CEO | — | — | 4 patents Patents concentrated in transport & manufacturing processes | — |
| 41 | Ocean Aero Provider of an AUV for surface and subsurface monitoring applications | $4M | 4 mo ago | 50 | Kevin Decker CEO | Cart FunctionalitySquarespace CommerceSquarespace+15 | — | 15 patents Advanced marine propulsion and retractable hydrofoil/wing systems for surface and submersible vessels | — |
| 42 | Boat Fix Provider of cloud-enabled sailboat tracking and monitoring solutions | $3M | 32 mo ago | 4 | Alastair Crawford Founder | WordPressMySQLPHP+27 | — | — | — |
| 43 | 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 |
| 44 | Tocaro Blue Developer of software enhancing marine radar for object detection and tracking 40AI top 30%Talent top 38%Funding top 50%Market bottom 37% All 5 signals ▾AItop 30% Talenttop 38% Fundingtop 50% Marketbottom 37% Globalbottom 25% AI: Classified as an AI company · Product described with: machine learning Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 40/100 | $3M | 9 mo ago | — | Tom Patterson Founder | — | — | — | 1 launch · 1 partnership |
| 45 | SeaTrac Developer of a solar energy-based unmanned surface vehicle | $3M | 27 mo ago | 4 | Jigger Herman Co-Founder | — | — | — | — |
| 46 | jaia robotics Provider of a surface & underwater vehicle solution for data collection | $3M | 12 mo ago | 7 | Jason Webster Co Founder & CTO | WordPressMySQLPHP+28 | — | — | 1 internship · 1 expansion |
| 47 | Zydro Manufacturer of unmanned surface and underwater vehicles for maritime operations | $2M | 2 mo ago | — | Chris Dalke Founder & CEO | — | — | — | 1 job opening |
| 48 | Loggerhead Manufacturer of underwater passive acoustic dataloggers. | $2M | 15 mo ago | 3 | — | Cart FunctionalitySquarespace CommerceSquarespace+15 | — | — | — |
| 49 | StrateSea Technology Developer of AI-powered platform for maritime sensor data analysis | $1M | 5 mo ago | — | Maurice Doucet Co-Founder & CTO | — | — | — | — |
| 50 | Tampa Deep Sea Xplorers Manufacturer of unmanned underwater vehicles | $629K | 15 mo ago | — | Edward Larson Founder & CEO | — | — | — | 1 launch |
Top 12 Maritime Tech companies in United States
#1
Saronic 🦄Series D · Austin, Texas · founded 2022 · 32 employees$230.5Mraised▾
Saronic 🦄
Series D · Austin, Texas · founded 2022 · 32 employees
Developer of autonomous surface vessels for naval and maritime forces. These vessels enhance awareness, extend reach, and improve survivability in diverse operational environments. The autonomous surface vessels navigate using adaptive path planning and identify targets with advanced algorithms. They leverage resilient communications to enable manned and unmanned teaming. The vessels deliver user-defined effects with payload integrations and adapt to mission-specific requirements.
Fliar Intelligence Index™ 78how this company ranks against its industry peers
Funding
top 18%AI
top 20%Moat
top 26%Growth
top 30%Talent
top 33%News
top 34%Funding: Raised $230M across 4 rounds · 4 rounds over 3 yrs (1.3/yr) · Last round Series D (Mar 2026)
AI: Classified as an AI company
Moat: Editorial + unicorn rating 9/10 · Unicorn · 9 curated direct competitors tracked
Audience (LinkedIn): 75k LinkedIn followers — 16.6% of this cohort's audience · 587 engagements/post (17.2× cohort median)
Activity (LinkedIn): 2 product launches announced in 12 mo
Funding rounds
- Mar 2026Series D$1.8B
- Feb 2025Series C$600M
- Jun 2024Series B$175.5M
- Oct 2023Series A$55M
Founders & team
Investors
Andreessen Horowitz, 8VC, Caffeinated Capital, NightDragon, Lightspeed Venture Partners, Point72 Ventures
Tech stack
Amazon CloudfrontAmazon SesAmazon Web ServicesApple Icloud MailDocusignGoogle Analytics
#2
Series C · Los Angeles, California · founded 2021 · 55 employees$137Mraised▾
Series C · Los Angeles, California · founded 2021 · 55 employees
Manufacturer of electric ships. It designs and develops boats using marine-grade aluminium materials. Its features include aluminium hulls, custom-built batteries, and electric propulsion engines.
Fliar Intelligence Index™ 53how this company ranks against its industry peers
Funding
top 27%Growth
top 35%Tech
top 36%Moat
top 39%Product
top 40%News
top 45%Funding: Raised $137M across 3 rounds · 3 rounds over 5 yrs (0.6/yr) · Last round Series C (Mar 2026)
Growth: Fresh capital in last 24 mo
Tech: 29 technologies across 5/8 capability areas · Cloud: Amazon Ses, Amazon Web Services · Observability: Microsoft Clarity
Audience (LinkedIn): 25k LinkedIn followers — 5.6% of this cohort's audience
Hiring (LinkedIn): 2 hiring posts in 12 mo (public) · momentum +2 · hiring: Sr. Manager, Production Operations, Electrical Systems Engineer
Activity (LinkedIn): 1 product launches · 1 partnerships (incl. US SailGP Team) announced in 12 mo
Funding rounds
- Mar 2026Series C$50M
- Sep 2023Series B$70M
- Nov 2021Series A$30M
- Oct 2021Seed—
Founders & team
Investors
Andreessen Horowitz, Lowercarbon Capital, Abstract Ventures, Eclipse, Dreamers, 35V
Tech stack
Amazon SesAmazon Web ServicesApple Icloud MailCookieyesGoogle AnalyticsGoogle Tag Manager
#3
Series A · San Francisco, California · founded 2023$46.1Mraised▾
Series A · San Francisco, California · founded 2023
Developer of autonomous underwater vehicles and integrated hardware and software systems. The company builds autonomous systems for maritime operations. These systems are designed to restore ecosystems, defend infrastructure, and steward expansive domains. The company's autonomous launch, recovery, and recharge system enables remote mission execution without human intervention. The modular design allows for swapping modules and payloads for various subsea tasks.
Fliar Intelligence Index™ 45how this company ranks against its industry peers
Talent
top 28%Funding
top 45%Global
bottom 33%Talent: 4 named leaders on record · 4 C-suite/founder profiles curated
Funding: Raised $46.1M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) · Last round Series A (Mar 2026)
Global: Single-market focus (United States)
Funding rounds
- Mar 2026Series A$38.1M
- 2025Seed$8M
Founders & team
Investors
Pebblebed, Andreessen Horowitz, Booz Allen Hamilton
#4
Series A · Portsmouth, Rhode Island · founded 2023 · 6 employees$75.5Mraised▾
Series A · Portsmouth, Rhode Island · founded 2023 · 6 employees
Developer of autonomous underwater vehicles. It also offers navigation software to control and manage the systems.
LinkedIn Pulse recent public activity · Jul 2026
Audience: 19k LinkedIn followers — 4.3% of this cohort's audience
Hiring: 1 hiring post in 12 mo (public)
Activity: 1 product launches announced in 12 mo
Funding rounds
- Dec 2025Series A$60M
- Oct 2024Seed$15.5M
Founders & team
Investors
DYNE Asset Management, Lockheed Martin, RTX, In-Q-Tel, Propeller, SAIC
Tech stack
AngularCart FunctionalityCore-JsGoogle AnalyticsGoogle WorkspaceHsts
#5
Series C · Alameda, California · founded 2012 · 250 employees$190Mraised▾
Series C · Alameda, California · founded 2012 · 250 employees
Developer of autonomous unmanned surface vehicle. The USVs are capable of carrying a sensor suite, deploying sensor payloads, relaying data back to shore in real-time via satellite, and can navigate to any part of the world’s oceans. They are useful for ocean monitoring, oil and gas monitoring, piloting for ships, and more. It can be launched into the ocean from a ship or a dock.
Fliar Intelligence Index™ 55how this company ranks against its industry peers
Funding
top 23%Moat
top 31%Growth
top 35%Tech
top 42%Market
top 47%Talent
bottom 49%Funding: Raised $190M across 4 rounds · 4 rounds over 10 yrs (0.4/yr) · Last round Series C (May 2025)
Moat: Editorial + unicorn rating 8/10 · IP moat: 18 patents · Soonicorn
Growth: Fresh capital in last 24 mo
Audience (LinkedIn): 40k LinkedIn followers — 9.0% of this cohort's audience
Hiring (LinkedIn): 2 hiring posts in 12 mo (public) · momentum +2 · hiring: Sr. Engineering Manager, Field Service, Corporate Controller
Activity (LinkedIn): 1 product launches announced in 12 mo
Funding rounds
- May 2025Series C$60M
- Oct 2021Series C$100M
- May 2018Series B$60M
- Sep 2016Series A$14M
Founders & team
Investors
Bond Capital, Emerson Collective, Crowley Maritime, Capricorn, Tribe Capital, Social Capital
Tech stack
CdnjsCloudflareDocusignGoogle AnalyticsGoogle Font ApiGoogle Hosted Libraries
#6
Series A · Providence, Rhode Island · founded 2024$12.2Mraised▾
Series A · Providence, Rhode Island · founded 2024
Provider of ship maintenance services
LinkedIn Pulse recent public activity · Jul 2026
Audience: 23k LinkedIn followers — 5.2% of this cohort's audience
Funding rounds
- Mar 2026Series A$187.5M
- Oct 2025Series A$85M
- Sep 2024Seed$12.2M
Founders & team
Investors
Scout Ventures, Trousdale Ventures, Outlander VC, The Veteran Fund, Decisive Point, Alumni Ventures
Tech stack
Apple Icloud MailCloudflareCloudflare Browser InsightsDocusignEmotionGoogle Analytics
#7
Series A · Houston, Texas · founded 2021 · 14 employees$16.5Mraised▾
Series A · Houston, Texas · founded 2021 · 14 employees
Platform offering modular electric propulsion and hull systems for cargo ships. It focuses on reducing ship construction and operational costs through modularity. It pioneers modular hull construction to lower costs and increase shipyard output. The company aims to facilitate zero-carbon shipping through electric cargo ships.
Fliar Intelligence Index™ 35how this company ranks against its industry peers
Funding
top 20%Talent
top 38%Moat
top 41%Tech
top 43%Global
bottom 37%Patents
bottom 36%Funding: Raised $16.5M across 3 rounds · 3 rounds over 4 yrs (0.8/yr) · Last round Series A (Jan 2026)
Talent: 2 named leaders on record · 2 C-suite/founder profiles curated
Moat: Editorial + unicorn rating 7/10 · IP moat: 2 patents · 9 curated direct competitors tracked
Funding rounds
- Jan 2026Series A$43M
- Jun 2022Seed$16.5M
- Seed$125K
Founders & team
Investors
Breakthrough Energy, McKinley Capital, Y Combinator, Climate Capital, Obvious Ventures, Maersk
Tech stack
AngularCart FunctionalityCore-JsGoogle AnalyticsGoogle Font ApiGoogle Workspace
#8
Series A · San Diego, California · founded 2020 · 20 employees$11Mraised▾
Series A · San Diego, California · founded 2020 · 20 employees
Manufacturer of unmanned surface vehicles for sea inspection. It develops solar-powered autonomous vehicles that can be equipped with sensors, security cameras, and communication systems. Its features include pan and tilt cameras, dolphin friendliness, and remote management.
Fliar Intelligence Index™ 48how this company ranks against its industry peers
Funding
top 33%Growth
top 35%Tech
top 37%Talent
top 38%Moat
top 39%News
bottom 48%Funding: Raised $11.0M across 5 rounds · 5 rounds over 4 yrs (1.2/yr) · Last round Series A (Jan 2026)
Growth: Fresh capital in last 24 mo
Tech: 38 technologies across 4/8 capability areas · Cloud: Vercel · Security: Hsts, Recaptcha
Audience (LinkedIn): 12k LinkedIn followers — 2.7% of this cohort's audience
Activity (LinkedIn): 1 partnerships · 1 expansions (incl. NOAA: National Oceanic & Atmospheric Administration) announced in 12 mo
Funding rounds
- Jan 2026Series A$20M
- Feb 2025Series A$10M
- Dec 2024Series A$9.1M
- Sep 2022Series A$10M
Founders & team
Investors
Monozukuri Ventures, Techstars, L3Harris, Shield Capital, Aero X Ventures, Konvoy Ventures
Tech stack
Digitalocean SpacesGoogle AnalyticsGoogle WorkspaceGsapHstsIonos
#9
Series A · Boston, Massachusetts · founded 2016 · 30 employees$15.5Mraised▾
Series A · Boston, Massachusetts · founded 2016 · 30 employees
Electric boating: Revolutionizing marine propulsion with sustainable, powerful systems. They design and build electric propulsion systems, partnering with hull manufacturers to deliver a better boating experience. Their systems improve every aspect of boating, from the all-electric outboard to supporting technology. They offer recreational boats like dual consoles, center consoles, and pontoons. They are revolutionizing marine propulsion to be more powerful, efficient, sustainable, and enjoyable. They are looking for passionate individuals to push the boundaries of electric propulsion and contribute to a cleaner marine industry. They offer electric outboards, electric motors, and electric propulsion technology. They are advancing electric propulsion technology to deliver boating experiences.
Funding rounds
- Nov 2025Series A$15M
- Mar 2022Series A$15.5M
- Feb 2021Grant (prize money)$255.7K
- Jan 2021Grant (prize money)$50K
Founders & team
Investors
Ocean Zero, Boost VC, Winklevoss Capital, America’s Seed Fund, Cleantech Open, Rhode Island Commerce
Tech stack
CloudflareCloudflare Bot ManagementCloudflare TurnstileCore-JsFacebook PixelGoogle Analytics
#10
Series A · Newton, Massachusetts · founded 2018 · 37 employees$24Mraised▾
Series A · Newton, Massachusetts · founded 2018 · 37 employees
Provider of vessel monitoring and safety systems. It provides real-time fleet monitoring systems using visual and operational analytics for safety purposes. Its features include fleet management, cargo operations, visual analytics, finance and performance monitoring, and compliance management.
Fliar Intelligence Index™ 45how this company ranks against its industry peers
Tech
top 28%Funding
top 38%Talent
top 38%Growth
top 45%Global
bottom 37%Market
bottom 31%Tech: 59 technologies across 5/8 capability areas · Cloud: Amazon Web Services, Cloudflare · Observability: Fullstory, Microsoft Clarity
Funding: Raised $24.0M across 2 rounds · 2 rounds over 6 yrs (0.3/yr) · Last round Series A (Sep 2025)
Talent: 2 named leaders on record · 2 C-suite/founder profiles curated
Audience (LinkedIn): 6k LinkedIn followers
Activity (LinkedIn): 1 product launches announced in 12 mo
Funding rounds
- Sep 2025Series A$16.5M
- Oct 2022Series A$24M
- Apr 2022Seed—
- Apr 2020Seed—
Founders & team
Investors
Munich Re, Zeev Ventures, Hyperplane, at.inc, Boost VC, Also Capital
Tech stack
Apple Icloud MailCloudflareCloudflare Bot ManagementCore-JsFullstoryGoogle Analytics
#11
Series A · Brooklyn, New York · founded 2019 · 42 employees$37.9Mraised▾
Series A · Brooklyn, New York · founded 2019 · 42 employees
Operator of autonomous underwater vehicles providing high-resolution seafloor data services. It designs, builds, and operates AUVs optimized for nearshore geophysical surveys. The company delivers geophysical survey data that meets stringent IHO standards. It serves industries including offshore wind, cultural resource management, maritime security, and port infrastructure.
Fliar Intelligence Index™ 32how this company ranks against its industry peers
Funding
top 33%Moat
top 37%Patents
top 40%News
top 44%Innovation
top 45%Talent
bottom 49%Funding: Raised $37.9M across 4 rounds · 4 rounds over 6 yrs (0.7/yr) · Last round Series A (Jun 2025)
Moat: Editorial + unicorn rating 7/10 · IP moat: 9 patents · 9 curated direct competitors tracked
Patents: 9 patents matched (strict assignee match) · 9 filings since 2022 vs 0 in 2017-21 · Latest publication 2026
Audience (LinkedIn): 9k LinkedIn followers — 2.0% of this cohort's audience
Activity (LinkedIn): 3 partnerships (incl. TAIROA Taiwan (Taiwan Automation Intelligence and Robotics Association, TAIROA.org.tw)) announced in 12 mo
Funding rounds
- Jun 2025Series A$25M
- Jul 2023Series A$25.5M
- Mar 2021Seed$8M
- Apr 2020Seed$4.4M
Founders & team
Investors
Eniac Ventures, Primary Venture Partner, Quiet Capital, R7 Partners, Northzone, Valor Equity Partners
#12
Series B · San Francisco, California · founded 2012 · 91 employees$47.6Mraised▾
Series B · San Francisco, California · founded 2012 · 91 employees
Provider of marine weather forecasts and ocean condition monitoring solutions. The company offers platforms for voyage optimization, marine sensing, and real-time ocean data. These platforms support maritime shipping, marine research, and sustainable commercial solutions. The company’s offerings include voyage simulation, optimization, and reporting, as well as tools for monitoring sound, water quality, water level, temperature, and currents.
Fliar Intelligence Index™ 64how this company ranks against its industry peers
AI
top 15%Tech
top 24%Funding
top 31%Moat
top 31%Growth
top 35%Talent
top 38%AI: Holds AI/ML patents (G06N-family CPC)
Tech: 50 technologies across 5/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 · Observability: Sentry
Funding: Raised $47.6M across 8 rounds · 8 rounds over 13 yrs (0.6/yr) · Last round Grant (prize money) (Apr 2025)
Audience (LinkedIn): 24k LinkedIn followers — 5.4% of this cohort's audience
Activity (LinkedIn): 1 partnerships (incl. IOOS Association) announced in 12 mo
Funding rounds
- Apr 2025Grant (prize money)$448.9K
- Apr 2025Grant (prize money)$718.8K
- Nov 2024Series B$22.2M
- Sep 2023Series B$5M
Founders & team
Investors
True Ventures, Craft Ventures, Union Square Ventures, Foundry, NASA, SK Ventures
Tech stack
Amazon CloudfrontAmazon S3Amazon SesAmazon Web ServicesAngularApple Icloud Mail
Funding & investor landscape
$1.9Btotal disclosed funding
91companies funded
248disclosed rounds
3rounds last 90 days
Most active investors
Techstars7 rounds
Y Combinator5 rounds
Notable founders
Doug Lambert
Co-Founder & COO · Saronic
Dino Mavrookas
Co-Founder & CEO · Saronic
Mitch Lee
Co-Founder & CEO · Arc Boats
Will Brien
Co-Founder & President · Ulysses
Colm Brien
Co-Founder & COO · Ulysses
Nelson Mills
Founder & CEO · Vatn Systems
Richard Jenkins
Founder & CEO · Saildrone
Andrew Gregg
Co-Founder · HavocAI
Paul Lwin
Co-Founder and CEO · HavocAI
Michael Carter
Co-Founder · Fleetzero
Steven Henderson
Co-Founder & CEO · Fleetzero
Michael Flanigan
Co-Founder & CEO · Seasats
Prism market signals · United States · country-scoped Prism corpus, 18,467,467 docs
Market landscape — 10 sub-themes by coverage
Share of Maritime Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
RESEARCH SIGNALS · United States
How research on Maritime & Shipping Tech is moving in the United States
A read on the academic research around Maritime & Shipping Tech — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 98 United States-affiliated papers.
research sentiment over time
201820242025
enthusiastic · positive · guarded tone
Tone is overwhelmingly optimistic and softening — the enthusiastic (strongly-positive) share moved 48% → 45% across 2018–2025.
top research entities
- California Maritime Academy8
- Massachusetts Institute of Technology6
- University of Southern California4
- Texas A&M University3
- University of Michigan3
leading researchers
Jun Hou · Jing Sun · Heath Hofmann · Victor Bolbot · Yan Jin · James L. Kirtley · Steven Englebretson · Mahmoud M. Amin
▲
Breakthroughs22 · 22%
▲ 0%→20% share
1 median citations64% since 2021mostly methods-led
Automation research is newly emerging as a breakthrough — 5 papers signal a brand-new frontier in U.S. maritime tech.
rising sub-themes (early→recent)
- Automation5
- Propulsion5
- Drivetrain4
- Range (aeronautics)3
- Motion planning3
Newly emergingAutomation 0→5
Landmark An Outlook on the Future Marine Traffic Management System for Autonomous Ships · 65 cites
◆
Advancements42 · 43%
▲ 0%→48% share
3 median citations55% since 2021mostly methods-led
Propulsion advancement research is intensifying — 16 papers drive advancements segment to 48% field-share.
rising sub-themes (early→recent)
- Propulsion16
- Automotive engineering9
- Automation7
- Electrically powered spacecraft propulsion6
- Systems engineering5
Landmark History and the Status of Electric Ship Propulsion, Integrated Power Systems, and Future Trends in the U.S. Navy · 147 cites
▼
Concerns22 · 22%
▲ 0%→25% share
1 median citations59% since 2021mostly empirical
Propulsion concerns are rising alongside breakthroughs — 6 concern papers suggest unresolved risks shadowing progress.
rising sub-themes (early→recent)
- Propulsion6
- Marine engineering5
- Automation4
- Aeronautics3
- Range (aeronautics)2
Landmark Optimum sizing of energy storage for an electric ferry ship · 42 cites
RESEARCH HOTSPOTS · United States
Where maritime 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.
Boston6 · +0.20
Los Angeles6 · +0.80
PATENT SIGNAL · United States
Who's filing maritime tech patents in the United States
United States maritime tech patent filing is cooling — 20 filings from 28 assignees (2016–2025), led by X DEV, Google, Poulsen Peder Ulrik; annual filings 5→1.
20 filings28 assigneespeak 5/yr2016–2025
filing momentum (YoY 2016–2025)
top patent filers
- X DEV6
- Google5
- Poulsen Peder Ulrik3
- Poulsen Hybrid3
- IBM3
- Ungroup USA2
- Oracle2
- Hewlett Packard Development2
Common questions
How many Maritime Tech companies are there in United States?
Radar tracks 405 indexable Maritime Tech companies headquartered in United States that meet our profile-completeness bar.
What is the total funding raised by Maritime Tech companies in United States?
The Maritime Tech companies in United States on this list have raised a combined $1.9B in disclosed equity funding across 91 funded companies.
Which is the highest-funded Maritime Tech company in United States?
Saronic is the highest-funded Maritime Tech company in United States, with $230.5M in disclosed equity funding.
How many Maritime Tech companies in United States are funded?
91 of the 405 Maritime Tech companies in United States on this list have disclosed at least one equity funding round.
How many Maritime Tech unicorns are there in United States?
1 Maritime Tech company in United States on this list is valued at $1B or more.
Who are the top investors in United States Maritime Tech companies?
The most active investors in United States Maritime Tech companies on this list include SeaAhead, MassChallenge, Techstars, National Oceanic and Atmospheric Administration, National Science Foundation.
Riya SenguptaFinancials
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.