# Water Technology Market Map 2026: 137 Startups in 5 Segments > Market map of 137 water technology startups worldwide in 5 segments, from wastewater, treatment and purification and leak detection and networks on. Source: https://millionrounds.com/market-maps/water-technology-market-map (Millionrounds; every figure on the page links to its filing or article) ## Wastewater 67 - [WellAware](https://millionrounds.com/company/wellaware) - [ZwitterCo](https://millionrounds.com/company/zwitterco) - [Pennsylvania American Water](https://millionrounds.com/company/pennsylvania-american-water) - [Bluewater Bio](https://millionrounds.com/company/bluewater-bio) - [Walnut](https://millionrounds.com/company/walnut) - [RedZone Robotics](https://millionrounds.com/company/redzone-robotics) - [Fluid Analytics](https://millionrounds.com/company/fluid-analytics) - [CREW Carbon](https://millionrounds.com/company/crew-carbon) - [Axine Water Technologies](https://millionrounds.com/company/axine-water-technologies) - [Arvia Technology](https://millionrounds.com/company/arvia-technology) - [Oxyle](https://millionrounds.com/company/oxyle) - [Seloxium](https://millionrounds.com/company/seloxium) - [*A* AnAerobics](https://millionrounds.com/company/anaerobics) - [Biobot Analytics](https://millionrounds.com/company/biobot-analytics) - [Infinite Cooling](https://millionrounds.com/company/infinite-cooling) - [Epic Cleantec](https://millionrounds.com/company/epic-cleantec) - [Apana](https://millionrounds.com/company/apana) - [StormHarvester](https://millionrounds.com/company/stormharvester) - [*E* Epuramat](https://millionrounds.com/company/epuramat) - [VODA.ai](https://millionrounds.com/company/voda-ai) - [USA Water Holdings](https://millionrounds.com/company/usa-water-holdings) - [Roserve](https://millionrounds.com/company/roserve) - [microTERRA](https://millionrounds.com/company/microterra) - [PolyCera Membranes](https://millionrounds.com/company/polycera-membranes) +43 more ## Treatment and purification 44 - [Aquaback Technologies](https://millionrounds.com/company/aquaback-technologies) - [120Water](https://millionrounds.com/company/120water) - [*AH* AquaVenture Holdings](https://millionrounds.com/company/aquaventure-holdings) - [Adionics](https://millionrounds.com/company/adionics) - [NALA Membranes](https://millionrounds.com/company/nala-membranes) - [Voltea](https://millionrounds.com/company/voltea) - [Liquidity Nanotech Corporation](https://millionrounds.com/company/liquidity-nanotech-corporation) - [MaverickX](https://millionrounds.com/company/maverickx) - [KETOS](https://millionrounds.com/company/ketos) - [Aclarity](https://millionrounds.com/company/aclarity) - [blue activity](https://millionrounds.com/company/blue-activity) - [Jolt Electrodes](https://millionrounds.com/company/jolt-electrodes) - [Watercycle Technologies](https://millionrounds.com/company/watercycle-technologies) - [Salinity Solutions](https://millionrounds.com/company/salinity-solutions) - [Puralytics](https://millionrounds.com/company/puralytics) - [Ilion Water Technologies](https://millionrounds.com/company/ilion-water-technologies) - [CycloPure](https://millionrounds.com/company/cyclopure) - [*A* AquaMost](https://millionrounds.com/company/aquamost) - [Ionada](https://millionrounds.com/company/ionada) - [Cerahelix](https://millionrounds.com/company/cerahelix) - [Acuva Technologies](https://millionrounds.com/company/acuva-technologies) - [KMX Technologies](https://millionrounds.com/company/kmx-technologies) - [Osmo Systems](https://millionrounds.com/company/osmo-systems) - [Anodine](https://millionrounds.com/company/anodine) +20 more ## Leak detection and networks 12 - [HydroPoint Data Systems](https://millionrounds.com/company/hydropoint-data-systems) - [Aquanexa](https://millionrounds.com/company/aquanexa) - [Conservation Labs](https://millionrounds.com/company/conservation-labs) - [DrizzleX](https://millionrounds.com/company/drizzlex) - [Subeca](https://millionrounds.com/company/subeca) - [Africa Water Infrastructure Development](https://millionrounds.com/company/africa-water-infrastructure-development) - [Aquablu](https://millionrounds.com/company/aquablu) - [IN-PIPE TECHNOLOGY](https://millionrounds.com/company/in-pipe-technology) - [Spherag](https://millionrounds.com/company/spherag) - [Surphase](https://millionrounds.com/company/surphase) - [Banyan Water](https://millionrounds.com/company/banyan-water) - [Pydro](https://millionrounds.com/company/pydro) ## Desalination 11 - [Gradiant](https://millionrounds.com/company/gradiant) - [Flocean](https://millionrounds.com/company/flocean) - [Oneka Technologies](https://millionrounds.com/company/oneka-technologies) - [MediSun Energy](https://millionrounds.com/company/medisun-energy) - [NanoSepex](https://millionrounds.com/company/nanosepex) - [DWP Energy Solutions](https://millionrounds.com/company/dwp-energy-solutions) - [CryoDesalination](https://millionrounds.com/company/cryodesalination) - [ChloBis Water](https://millionrounds.com/company/chlobis-water) - [*S* Savengy](https://millionrounds.com/company/savengy) - [Remote Waters](https://millionrounds.com/company/remote-waters) - [*EW* Element Works](https://millionrounds.com/company/element-works) ## Water from air and reuse 3 - [Solaq](https://millionrounds.com/company/solaq) - [Kara Water](https://millionrounds.com/company/kara-water) - [NovNat](https://millionrounds.com/company/novnat) ## Segment by segment ### Wastewater 67 startups · $620M raised - [**WellAware**](https://millionrounds.com/company/wellaware) WellAware is an industrial automation and data analytics company based in San Antonio, Texas, founded in 2012. United States $61M - [**ZwitterCo**](https://millionrounds.com/company/zwitterco) ZwitterCo is a leader in advanced membrane solutions for industrial and agricultural water treatment, founded in 2018 as a spinout United States $58M - [**Pennsylvania American Water**](https://millionrounds.com/company/pennsylvania-american-water) Pennsylvania American Water provides high-quality and reliable water and wastewater services. United States $43M - [**Bluewater Bio**](https://millionrounds.com/company/bluewater-bio) The UK's fastest growing Water Company, Bluewater Bio is an award-winning specialist in the cost effective treatment of water and wastewater. United Kingdom $38M - [**Walnut**](https://millionrounds.com/company/walnut) Walnut is a manufacturing firm that provides wastewater system design and manufacturing services, as well as nutrient recovery surveys. United States $35M - [**RedZone Robotics**](https://millionrounds.com/company/redzone-robotics) RedZone Robotics is a provider of wastewater asset management solutions. United States $33M - [**Fluid Analytics**](https://millionrounds.com/company/fluid-analytics) Fluid Analytics is building a smart wastewater surveillance ecosystem to help cities across the world reduce urban water pollution. United Kingdom $31M - [**CREW Carbon**](https://millionrounds.com/company/crew-carbon) CREW Carbon is a climate technology company founded in 2022 and based in Hamden, Connecticut. United States $30M ### Treatment and purification 44 startups · $411M raised - [**Aquaback Technologies**](https://millionrounds.com/company/aquaback-technologies) AquaBack Technologies develops self-cleaning, compact, and lightweight water purification devices and systems. United States $111M - [**120Water**](https://millionrounds.com/company/120water) 120Water is a digital water platform based in Zionsville, Indiana, that provides comprehensive solutions for water quality and ass United States $43M - [*AH* **AquaVenture Holdings**](https://millionrounds.com/company/aquaventure-holdings) AquaVenture Holdings is a water purification company that specializes in the service industry. United States $30M - [**Adionics**](https://millionrounds.com/company/adionics) Adionics is a French Greentech company founded in 2012, specializing in Direct Lithium Extraction (DLE) and sustainable water trea France $27M - [**NALA Membranes**](https://millionrounds.com/company/nala-membranes) NALA Membranes is a water technology company based in Morrisville, North Carolina, founded in 2018 by Sue Mecham and Judy Riffle. United States $22M - [**Voltea**](https://millionrounds.com/company/voltea) Voltea’s patented water purification technology delivers quality water by using electricity to eliminate impurities in water. Netherlands $20M - [**Liquidity Nanotech Corporation**](https://millionrounds.com/company/liquidity-nanotech-corporation) Liquidity manufactures breakthrough water purification cartridges, based on revolutionary membrane nanoscience. United States $20M - [**MaverickX**](https://millionrounds.com/company/maverickx) MaverickX is a chemical technology company focused on developing advanced chemistries for natural resource extraction in the oil & United States $19M ### Leak detection and networks 12 startups · $108M raised - [**HydroPoint Data Systems**](https://millionrounds.com/company/hydropoint-data-systems) HydroPoint Data Systems is a leader in smart water management solutions, dedicated to reducing water waste through IoT technology, United States $40M - [**Aquanexa**](https://millionrounds.com/company/aquanexa) Aquanexa is an industrial utility group that specializes in management, and digitalization of water networks, and associated assets. Italy $9.3M - [**Conservation Labs**](https://millionrounds.com/company/conservation-labs) Conservation Labs is a Pittsburgh-based company that specializes in AI and smart water technology. United States $9.2M - [**DrizzleX**](https://millionrounds.com/company/drizzlex) DrizzleX is an Israeli startup specializing in smart water technology, focusing on IoT-based water submetering solutions for multi United States $9.1M - [**Subeca**](https://millionrounds.com/company/subeca) Subeca is a smart water technology company that offers a fully wireless water management platform. United States $9.0M - [**Africa Water Infrastructure Development**](https://millionrounds.com/company/africa-water-infrastructure-development) AWID is a platform that develops and finances climate-smart water projects. Guernsey $8.4M - [**Aquablu**](https://millionrounds.com/company/aquablu) Aquablu is a smart water dispenser company based in Amsterdam, specializing in connected hydration systems for commercial environments. Netherlands $8.1M - [**IN-PIPE TECHNOLOGY**](https://millionrounds.com/company/in-pipe-technology) In-Pipe Technology provides engineered waste-water treatment technology and services for municipalities in the United States. United States $7.1M ### Desalination 11 startups · $87M raised - [**Gradiant**](https://millionrounds.com/company/gradiant) Gradiant is a Boston-based water treatment technology company founded in 2013 as a spinout from MIT. United States $50M - [**Flocean**](https://millionrounds.com/company/flocean) FLOCEAN is a Norwegian clean-tech startup based in Oslo, founded in 2024. Norway $23M - [**Oneka Technologies**](https://millionrounds.com/company/oneka-technologies) Wave-Powered Sustainable Desalination Solutions for Coastal Communities and Industries facing Water Scarcity Canada $9.3M - [**MediSun Energy**](https://millionrounds.com/company/medisun-energy) MediSun Energy is a Singapore-based company that specializes in integrated brine management and clean-energy technology. Singapore $3.2M - [**NanoSepex**](https://millionrounds.com/company/nanosepex) NanoSepex is a research and development firm that focuses on water reuse and treatment through desalination technology. - $662K - [**DWP Energy Solutions**](https://millionrounds.com/company/dwp-energy-solutions) DWP Energy Solutions specializes in BESS sales, agri-solar solutions, and solar water desalination services. United States $270K - [**CryoDesalination**](https://millionrounds.com/company/cryodesalination) CryoDesalination develops a desalination process that will improve people's lives around the world by providing access to clean water. United States $256K - [**ChloBis Water**](https://millionrounds.com/company/chlobis-water) ChloBis Water provides a desalination battery for waste water treatment. United States $256K ### Water from air and reuse 3 startups · $5.8M raised - [**Solaq**](https://millionrounds.com/company/solaq) Solaq International B.V. Netherlands $3.5M - [**Kara Water**](https://millionrounds.com/company/kara-water) Kara Water manufactures air-to-water devices and self-refilling coffee machines that extract water from air and add minerals. United States $1.5M - [**NovNat**](https://millionrounds.com/company/novnat) NovNat develops advanced materials and systems for atmospheric water harvesting. United Kingdom $775K **How this map is made.** Every startup here has raised money in rounds we track. It joins the map when its sectors, read from its rounds, or the opening of its own description say it works in water technology, 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) [**Cybersecurity** 817 startups · 9 segments · $33B](https://millionrounds.com/market-maps/cybersecurity-market-map)[**Agritech** 719 startups · 7 segments · $15B](https://millionrounds.com/market-maps/agritech-market-map)[**HR software** 664 startups · 8 segments · $13B](https://millionrounds.com/market-maps/hr-software-market-map)[**CFO tech stack** 564 startups · 6 segments · $19B](https://millionrounds.com/market-maps/cfo-tech-stack-market-map)[**Social and dating apps** 486 startups · 5 segments · $4.1B](https://millionrounds.com/market-maps/social-and-dating-apps-market-map)[**Supply chain tech** 472 startups · 7 segments · $32B](https://millionrounds.com/market-maps/supply-chain-tech-market-map) ## Who backs water technology? Open any company for its rounds and investors, or search the investors behind these startups in the app, with filters, lists and exports. [Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[Top lists](https://millionrounds.com/top-lists)