# New Ocean Tech Startups Founded Since 2020: Market Map 2026 (105 Companies)

> 105 ocean tech startups founded in 2020 or later, mapped in 6 segments, best-funded first: $3.9B raised. Updated nightly.

Source: https://millionrounds.com/market-maps/new-ocean-tech-startups-market-map (Millionrounds; every figure on the page links to its filing or article)

## Shipping and ports

43

- [Saronic](https://millionrounds.com/company/saronic)
- [Quartermaster](https://millionrounds.com/company/quartermaster)
- [Spire Global](https://millionrounds.com/company/spire-global)
- [Fleetzero](https://millionrounds.com/company/fleetzero)
- [Ambassador Cruise Line](https://millionrounds.com/company/ambassador-cruise-line)
- [Insurely](https://millionrounds.com/company/insurely)
- [Ampera](https://millionrounds.com/company/ampera)
- [ACUA Ocean](https://millionrounds.com/company/acua-ocean)
- [Pyxis](https://millionrounds.com/company/pyxis)
- [ExploMar](https://millionrounds.com/company/explomar)
- [Carbon Ridge](https://millionrounds.com/company/carbon-ridge)
- [Bubble Robotics](https://millionrounds.com/company/bubble-robotics)
- [Vasco](https://millionrounds.com/company/vasco)
- [Bulwark Dynamics](https://millionrounds.com/company/bulwark-dynamics)
- [Ofiniti](https://millionrounds.com/company/ofiniti)
- [Navier](https://millionrounds.com/company/navier)
- [Online Oceans](https://millionrounds.com/company/online-oceans)
- [Ceto](https://millionrounds.com/company/ceto)
- [Maritime Fusion](https://millionrounds.com/company/maritime-fusion)
- [Mirai Robotics](https://millionrounds.com/company/mirai-robotics)
- [Flagship Founders](https://millionrounds.com/company/flagship-founders)
- [Eccasion](https://millionrounds.com/company/eccasion)
- [Armada Technologies](https://millionrounds.com/company/armada-technologies)
- [Kāhu](https://millionrounds.com/company/kahu)

+19 more

## Aquaculture and fisheries

20

- [LAXEY](https://millionrounds.com/company/laxey)
- [*RL* Rarin LLC](https://millionrounds.com/company/rarin-llc)
- [AquaExchange](https://millionrounds.com/company/aquaexchange)
- [WellFish Tech](https://millionrounds.com/company/wellfish-tech)
- [Symbiobe](https://millionrounds.com/company/symbiobe)
- [Aqgromalin](https://millionrounds.com/company/aqgromalin)
- [Aquapulse](https://millionrounds.com/company/aquapulse)
- [WellFish Diagnostics](https://millionrounds.com/company/wellfish-diagnostics)
- [Sustineri Piscis](https://millionrounds.com/company/sustineri-piscis)
- [Pyramidia Ventures](https://millionrounds.com/company/pyramidia-ventures)
- [Banyu](https://millionrounds.com/company/banyu)
- [Flylab](https://millionrounds.com/company/flylab)
- [Neptune Elements](https://millionrounds.com/company/neptune-elements)
- [*AE* Adaptive Educational Solutions](https://millionrounds.com/company/adaptive-educational-solutions)
- [PlantSea](https://millionrounds.com/company/plantsea)
- [Ternakin](https://millionrounds.com/company/ternakin)
- [East Coast Innovation](https://millionrounds.com/company/east-coast-innovation)
- [Meu Pescado](https://millionrounds.com/company/meu-pescado)
- [Aquanzo](https://millionrounds.com/company/aquanzo)
- [Jooules](https://millionrounds.com/company/jooules)

## Seaweed and algae

18

- [Sway](https://millionrounds.com/company/sway)
- [Samudra Oceans](https://millionrounds.com/company/samudra-oceans)
- [Kelpi](https://millionrounds.com/company/kelpi)
- [Coast 4C](https://millionrounds.com/company/coast-4c)
- [Macro Oceans](https://millionrounds.com/company/macro-oceans)
- [Umaro Foods](https://millionrounds.com/company/umaro-foods)
- [Soarce](https://millionrounds.com/company/soarce)
- [Agoprene](https://millionrounds.com/company/agoprene)
- [Algapelago](https://millionrounds.com/company/algapelago)
- [BioMara](https://millionrounds.com/company/biomara)
- [ZeroCircle](https://millionrounds.com/company/zerocircle)
- [SUNSHIKI](https://millionrounds.com/company/sunshiki)
- [Seaweed Generation](https://millionrounds.com/company/seaweed-generation)
- [Second Ocean](https://millionrounds.com/company/second-ocean)
- [Sacred Seaplants](https://millionrounds.com/company/sacred-seaplants)
- [Carbonwave](https://millionrounds.com/company/carbonwave)
- [Rootless](https://millionrounds.com/company/rootless)
- [Thalasso](https://millionrounds.com/company/thalasso)

## Ocean energy

10

- [Panthalassa](https://millionrounds.com/company/panthalassa)
- [Corio Generation](https://millionrounds.com/company/corio-generation)
- [INTEGRATED WIND SOLUTIONS AS](https://millionrounds.com/company/integrated-wind-solutions-as)
- [Clean Energy Terminals](https://millionrounds.com/company/clean-energy-terminals)
- [Caudal Energy](https://millionrounds.com/company/caudal-energy)
- [Aikido Technologies](https://millionrounds.com/company/aikido-technologies)
- [*VA* Vind AI](https://millionrounds.com/company/vind-ai)
- [NeuWave Technologies](https://millionrounds.com/company/neuwave-technologies)
- [T-Omega Wind](https://millionrounds.com/company/t-omega-wind)
- [Laminar Scientific](https://millionrounds.com/company/laminar-scientific)

## Ocean carbon and restoration

8

- [Terraform Industries](https://millionrounds.com/company/terraform-industries)
- [Gigablue](https://millionrounds.com/company/gigablue)
- [Alt Carbon](https://millionrounds.com/company/alt-carbon)
- [Equatic](https://millionrounds.com/company/equatic)
- [Brineworks](https://millionrounds.com/company/brineworks)
- [CleanHub](https://millionrounds.com/company/cleanhub)
- [Universal Plastic](https://millionrounds.com/company/universal-plastic)
- [FlexSea](https://millionrounds.com/company/flexsea)

## Ocean data and robotics

6

- [XLCC](https://millionrounds.com/company/xlcc)
- [Flocean](https://millionrounds.com/company/flocean)
- [Apeiron labs](https://millionrounds.com/company/apeiron-labs)
- [cosma](https://millionrounds.com/company/cosma)
- [Jaia Robotics](https://millionrounds.com/company/jaia-robotics)
- [Inligo Networks](https://millionrounds.com/company/inligo-networks)

## Segment by segment

### Shipping and ports

43 startups · $2.9B raised

- [**Saronic**](https://millionrounds.com/company/saronic) Saronic designs and manufactures unmanned surface vehicles for maritime security and domain awareness. United States $2.4B
- [**Quartermaster**](https://millionrounds.com/company/quartermaster) Quartermaster is a maritime technology company focused on enhancing real-time maritime domain awareness. United States $183M
- [**Spire Global**](https://millionrounds.com/company/spire-global) Spire Global is a space to cloud data analytics company utilizing satellites to provide maritime, aviation, and weather tracking. United States $110M
- [**Fleetzero**](https://millionrounds.com/company/fleetzero) Fleetzero is building battery electric cargo ships to affordably decarbonize ocean freight. United States $43M
- [**Ambassador Cruise Line**](https://millionrounds.com/company/ambassador-cruise-line) Ambassador Cruise Line's purpose is to inspire and delight every guest to enjoy an authentic cruise experience effortlessly, & sustainably. United Kingdom $23M
- [**Insurely**](https://millionrounds.com/company/insurely) Insurely is a financial brokerage firm that provides auto, general liability, cyber protection, and marine shipping insurance services. Sweden $21M
- [**Ampera**](https://millionrounds.com/company/ampera) AMPERA is a nuclear energy company dedicated to developing compact, factory-built power systems tailored for various applications, United States $20M
- [**ACUA Ocean**](https://millionrounds.com/company/acua-ocean) We design, develop and deploy hydrogen- powered uncrewed surface vessels (H-USVs) United Kingdom $15M

### Aquaculture and fisheries

20 startups · $170M raised

- [**LAXEY**](https://millionrounds.com/company/laxey) LAXEY specializes in sustainable land-based aquaculture and the development of fish farming facilities. Iceland $87M
- [*RL* **Rarin LLC**](https://millionrounds.com/company/rarin-llc) farming United States $42M
- [**AquaExchange**](https://millionrounds.com/company/aquaexchange) AquaExchange Agritech Private Limited is an innovative agritech and aquaculture technology startup based in Bhimavaram, Andhra Pra India $8.0M
- [**WellFish Tech**](https://millionrounds.com/company/wellfish-tech) WellFish Tech is a biotechnology and aquaculture-diagnostics company based in Paisley, Scotland. United Kingdom $6.8M
- [**Symbiobe**](https://millionrounds.com/company/symbiobe) Symbiobe is a Kyoto-based startup that develops biotechnology to transform carbon into sustainable materials such as organic ferti Japan $5.7M
- [**Aqgromalin**](https://millionrounds.com/company/aqgromalin) Aqgromalin Farmtech Services Private Limited is a tech-driven agritech startup based in Chennai, Tamil Nadu, India. India $5.3M
- [**Aquapulse**](https://millionrounds.com/company/aquapulse) Aquapulse, operating under Phoenix Marine Exports and Solution Private Limited, is an innovative aqua-tech company focused on tran India $4.7M
- [**WellFish Diagnostics**](https://millionrounds.com/company/wellfish-diagnostics) WellFish Diagnostics is on a mission to enhance the sustainability of the aquaculture industry. United Kingdom $1.6M

### Seaweed and algae

18 startups · $60M raised

- [**Sway**](https://millionrounds.com/company/sway) Sway Innovation Co., also known as Sway, is a California-based cleantech and materials company focused on developing sustainable p United States $25M
- [**Samudra Oceans**](https://millionrounds.com/company/samudra-oceans) Samudra Oceans is a London-based climate technology startup founded in 2022, focused on advancing ocean farming and blue carbon capture. United Kingdom $14M
- [**Kelpi**](https://millionrounds.com/company/kelpi) Kelpi is a UK-based sustainable materials innovation company founded in 2020. United Kingdom $5.5M
- [**Coast 4C**](https://millionrounds.com/company/coast-4c) Coast 4C is revolutionizing sustainable seaweed supply. Philippines $5.0M
- [**Macro Oceans**](https://millionrounds.com/company/macro-oceans) Macro Oceans is focused on building a kelp economy to support a low carbon future. United States $2.5M
- [**Umaro Foods**](https://millionrounds.com/company/umaro-foods) Umaro Foods specializes in developing a plant-based protein source from ocean-farmed seaweed. United States $2.0M
- [**Soarce**](https://millionrounds.com/company/soarce) Soarce synergizes seaweed and nanotechnology to produce high performing, protective, and low-carbon fabrics and leathers. United States $2.0M
- [**Agoprene**](https://millionrounds.com/company/agoprene) Agoprene develops furniture foam from seaweed - completely free of petrochemicals. Denmark $1.0M

### Ocean energy

10 startups · $566M raised

- [**Panthalassa**](https://millionrounds.com/company/panthalassa) Panthalassa is a public-benefit corporation based in Portland, Oregon, founded in 2016. United States $365M
- [**Corio Generation**](https://millionrounds.com/company/corio-generation) Corio Generation is a London-based offshore wind developer, established in 2022 and part of the Macquarie Group. United Kingdom $70M
- [**INTEGRATED WIND SOLUTIONS AS**](https://millionrounds.com/company/integrated-wind-solutions-as) IWS AS is an offshore wind service company that intends to serve the offshore wind industry with a fleet of cutting-edge service vessels. Norway $65M
- [**Clean Energy Terminals**](https://millionrounds.com/company/clean-energy-terminals) Clean Energy Terminals supports port infrastructure for offshore wind, boosting local opportunities. United States $50M
- [**Caudal Energy**](https://millionrounds.com/company/caudal-energy) Caudal Energy is a UK-based renewable energy startup and an Oxford University spinout, founded in 2024. United Kingdom $5.8M
- [**Aikido Technologies**](https://millionrounds.com/company/aikido-technologies) Aikido Technologies is a San Francisco-based startup founded in 2022 that specializes in developing self-erecting floating offshor United States $5.7M
- [*VA* **Vind AI**](https://millionrounds.com/company/vind-ai) Vind AI currently supports screening, conceptual and pre-feed design phases for offshore wind projects. Norway $3.3M
- [**NeuWave Technologies**](https://millionrounds.com/company/neuwave-technologies) NeuWave Technologies is a Manchester-based company that specializes in AI-driven environmental intelligence for offshore and marit United Kingdom $1.0M

### Ocean carbon and restoration

8 startups · $106M raised

- [**Terraform Industries**](https://millionrounds.com/company/terraform-industries) Terraform Industries is a bet on cheap solar, synthetic hydrocarbon supremacy, and hyperscale. United States $44M
- [**Gigablue**](https://millionrounds.com/company/gigablue) Gigablue is a marine carbon dioxide removal (mCDR) company based in New York, NY, founded in 2022. United States $20M
- [**Alt Carbon**](https://millionrounds.com/company/alt-carbon) Alt Carbon is a Kolkata-based deep-tech science and data company founded in 2023. India $12M
- [**Equatic**](https://millionrounds.com/company/equatic) Equatic uses a seawater electrolysis process that enhances the ocean's capacity to absorb and store large quantities of carbon dioxide. United States $12M
- [**Brineworks**](https://millionrounds.com/company/brineworks) Brineworks is a climate technology startup based in Amsterdam, founded in 2023. Netherlands $8.0M
- [**CleanHub**](https://millionrounds.com/company/cleanhub) CleanHub is an environmental technology company based in Berlin, founded in 2019/2020. Germany $7.0M
- [**Universal Plastic**](https://millionrounds.com/company/universal-plastic) Universal Plastic® is a Barcelona-based startup that operates a Web3 social app focused on beach cleanups and ocean regeneration. Spain $2.2M
- [**FlexSea**](https://millionrounds.com/company/flexsea) FlexSea develops novel biomaterials derived from renewable marine resources to replace current primary plastic packaging. United Kingdom $1.8M

### Ocean data and robotics

6 startups · $66M raised

- [**XLCC**](https://millionrounds.com/company/xlcc) XLCC will establish a new, export-led, green industry in the Uk: world class HVDC subsea cable manufacturing. United Kingdom $27M
- [**Flocean**](https://millionrounds.com/company/flocean) FLOCEAN is a Norwegian clean-tech startup based in Oslo, founded in 2024. Norway $23M
- [**Apeiron labs**](https://millionrounds.com/company/apeiron-labs) Apeiron Labs is a company based in Cambridge, Massachusetts, founded in 2022. United States $9.5M
- [**cosma**](https://millionrounds.com/company/cosma) Cosma is a French deeptech startup founded in February 2022, specializing in the inventory and monitoring of benthic ecosystems us France $5.3M
- [**Jaia Robotics**](https://millionrounds.com/company/jaia-robotics) Jaia Robotics is a provider and developer of microsized autonomous and subsurface marine vehicles. United States $1.8M
- [**Inligo Networks**](https://millionrounds.com/company/inligo-networks) Inligo Networks is an independent private subsea cable owner and operator dedicated to enhancing digital connectivity across South Singapore $250K

**How this map is made.** Every startup here has raised money in rounds we track, and was founded in 2020 or later. It joins the map when its sectors, read from its rounds, or the opening of its own description say it works in ocean tech, and goes to the first segment whose words it carries. Each segment shows its best-funded first. Rebuilt nightly; updated 15 November 2026.

## More market maps

[All maps](https://millionrounds.com/market-maps)

[Market map **Ocean tech market map** 331 startups · 6 segments · $8.5B](https://millionrounds.com/market-maps/ocean-tech-market-map)[Investors map **Who invests in ocean tech** 95 investors · 5 segments](https://millionrounds.com/market-maps/ocean-tech-investors-map)[Raised in 2026 **Ocean tech startups that raised in 2026** 56 startups · 6 segments · $3.0B](https://millionrounds.com/market-maps/ocean-tech-raised-2026-market-map)[Market map · Europe **Ocean tech market map: Europe** 167 startups · 6 segments · $2.4B](https://millionrounds.com/market-maps/ocean-tech-europe-market-map)[Market map · United States **Ocean tech market map: United States** 89 startups · 6 segments · $4.0B](https://millionrounds.com/market-maps/ocean-tech-united-states-market-map)[Market map · United Kingdom **Ocean tech market map: United Kingdom** 55 startups · 6 segments · $830M](https://millionrounds.com/market-maps/ocean-tech-united-kingdom-market-map)

## Who backs ocean tech?

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