The 12 closest competitors and alternatives to WOTA among water and wastewater companies — ranked by similarity to what WOTA actually does, not by market-cap band.
Subscribe to see WOTA’s full profile → the full roster, investors in every round, weekly hiring history and every corporate event
WOTA Corp. operates in the appliances, electrical, and electronics manufacturing industry, providing water freedom solutions. Headquartered in Tokyo, Japan, the company was established in October 2014.
WOTA is a water and wastewater company headquartered in Japan. Its most recent funding round, Series C, closed in April 2026. Xcout tracks 19 named people at WOTA, including Yosuke Maeda (代表取締役 兼 CEO).
13 more named people on record for WOTA, with roles, board committees and tenure — see the full roster →
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series C | Undisclosed | 12 named | |
| — | Undisclosed | 13 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Ranked by semantic similarity — how close each company is to WOTA by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Water Treatment
METAWATER Co., Ltd. delivers comprehensive solutions for water, sewage, and waste treatment facilities, specializing in the design and construction of their essential equipment. Established in 2007 and headquartered in Tokyo, Japan, the company operates globally, dividing its business into Plant Engineering and Service Solutions segments. Beyond developing and marketing various specialized devices, METAWATER provides repair services, installs machinery and telecommunication systems, and offers full operational management for these facilities. Its extensive capabilities also encompass civil engineering, general building construction, electrical, plumbing, tiling, and block work, along with dedicated services for water supply, sewerage, and sanitation infrastructure projects.
Water Treatment
Established in 1949 and headquartered in Tokyo, Japan, Kurita Water Industries Ltd. is a global leader in delivering comprehensive water treatment solutions. The company's operations span Japan, Asia, Europe, North and South America, the Middle East, and Africa. Its Water Treatment Chemicals division provides a wide array of specialized chemical products designed for boiler and cooling water, wastewater, process applications, reverse osmosis membranes, and niche industrial uses like automobile paint booths, biomass generation, civil engineering, construction, and marine vessels. This segment also offers advanced chemical dosing and control systems, in addition to bundled contract services. Conversely, the Water Treatment Facilities segment focuses on supplying sophisticated equipment and infrastructure for water purification. Core offerings include ultrapure water production systems, wastewater reclamation solutions, and general wastewater treatment systems. This division also provides expert services such as soil and groundwater contamination remediation, thorough plant cleaning, and precision tool cleaning. Furthermore, it manufactures water treatment equipment for both professional industrial sectors and general household consumers, alongside specialized equipment for swimming pools.
Environmental Services
Watera is an international water treatment company that designs, manufactures, and supplies advanced water treatment and recycling systems, including reverse osmosis, filtration, and deionization technologies. The company serves various sectors such as manufacturing, power generation, pharmaceuticals, hospitality, and municipalities.
Atmospheric Water Generation, Water Technology
Watergen is a global company that develops patented Air-to-Water technology, transforming how businesses access clean drinking water. The company's headquarters are in Petah Tikva, Israel, and it has a subsidiary in the United States.
IoT
Soracom, Inc. provides comprehensive cellular connectivity services tailored for the Internet of Things (IoT) industry. The company's core offerings include Soracom SIM, which delivers 2G, 3G, and 4G LTE network access for devices utilizing both traditional SIM cards and eSIM technology. Additionally, Soracom offers Soracom Arc, a solution that connects devices to its platform over Wi-Fi, Ethernet, or satellite links. Its suite of services also extends to satellite messaging, data and protocol management, seamless cloud integration, and secure private IoT networking solutions. Established in 2014, Soracom, Inc. is headquartered in Tokyo, Japan.
Wholesale Distribution
TOBA, Inc. is a global provider specializing in the distribution and installation of a comprehensive array of industrial machinery and equipment, serving both the Japanese domestic market and international clientele. Its extensive product portfolio encompasses diverse control systems, including pneumatic and hydraulic components like cylinders, valves, and fittings, alongside integrated gas solutions and precision positioning devices such as XYZ-axis stages and linear guides. The company also supplies advanced automation and robotic assembly solutions, featuring various robot types (e.g., single-axis, SCARA, vertical articulated, screw-fastening, dispensing, ultrasonic soldering), electro-presses, and both pneumatic and electric gripping tools, complemented by parts feeders. For printed circuit board (PCB) manufacturing, TOBA offers a full suite of equipment, from surface mounters and soldering systems (flow/reflow) to 3D solder paste inspection, automated loading/unloading, humidity-controlled storage, depaneling robots, ultrasonic cleaning apparatus, rework stations, and general PCB cleaning solutions. Its instrumentation portfolio covers precise imaging and measurement devices, including various flow meters, pressure sensors and gauges, displacement and color vision sensors, ultra-precision touch sensors, 3D measurement systems, torque analysis tools, and leak detection equipment for air and hydrogen. Furthermore, TOBA provides a range of environmental control technologies, such as ionizers, conductive surfaces, regenerative thermal oxidizers, energy monitoring (eco-power meters), atmospheric plasma and hydrocarbon cleaning systems, oxygen/nitrogen generators, clean benches, and drain separators. Logistics and material handling solutions are also key offerings, with products like overhead cranes, various conveyor systems (belt, roller, FPD specific), automated guided vehicles (AGVs), storage solutions (roll box pallets, mobile racks, steel racks), air balancers, and gear motors. The general industrial equipment category features an array of tools and systems, such as electric screwdrivers, portable scanners/terminals, spring balancers, cable reels, vacuum packaging machinery, aluminum profiling systems, laser welding and marking devices, air compressors and dryers, and advanced chiller/temperature control units. Established in 1906, TOBA, Inc. maintains its headquarters in Tokyo, Japan.
Water Treatment
Organo Corporation, a Tokyo-headquartered enterprise established in 1941 (and known as Japan Organo Co., Ltd. until its name change in 1966), is a global specialist in water treatment engineering. The company's business activities are structured into two main divisions: the Water Treatment Engineering Business Unit and the Performance Products Business Unit. It offers a comprehensive portfolio of water purification solutions, encompassing various pure water systems such as reverse osmosis (RO), regenerative (automatic and manual), electric regeneration, desktop, cabinet, electrode ionization high-purity, cartridge, and two-stage RO systems. Additionally, Organo supplies ultrapure water systems, available in desktop and cabinet models, alongside final polishing units. The company's equipment range extends to include alkaline electrolyzed water production machinery, homogenizers, electro conductivity and resistivity meters, and ion exchange filters. Beyond physical systems, Organo Corporation provides specialized chemicals for water, wastewater, and RO treatment. Its extensive selection of industrial filters covers micro, sanitary, polypropylene, and plastic housings, as well as micro, RO wound, PF cartridge, capsule, and PF carbon filters. Commercial water purifiers are also part of its product offering. Organo's expertise is applied across numerous industries: delivering ultrapure and multi-functional water production, wastewater treatment, valuable resource recovery, and organic solvent refining systems for the electronics sector; constructing water supply and sewage treatment facilities; supplying purified water, UF water, and water for injection production and supply systems, coupled with consulting services, for the pharmaceutical industry; providing critical solutions for power generation, including condensate filters, demineralizers, reactor and fuel pool cleanup, makeup water, and waste water treatment systems; and implementing sugar refining systems and associated equipment.
Water Treatment Systems & Engineering
Nomura Micro Science Co., Ltd. specializes in water treatment technology, offering design, installation, and sales services across Japan, South Korea, Taiwan, China, and the United States. The company delivers a broad spectrum of water treatment facilities and apparatus, encompassing pure and ultra-pure water systems, pharmaceutical-grade water production, wastewater processing, and water reclamation solutions. Their extensive equipment range includes pretreatment systems, heat-regenerative membrane filtration, coagulation sedimentation, various filtration types (flocculation, gravity, pressure), electrodeionization, ion exchange, reverse osmosis (RO) systems, vacuum and membrane degasifiers, pure steam generators, packaged purified water systems, WFI production, ozone and hydrogen water systems, and anti-static equipment. Additionally, they supply components such as return contamination and H2O2 monitors, nuclepore membranes, filter cartridges, and essential piping and environmental materials. Nomura Micro Science also provides contract services for on-site pure water supply, along with comprehensive water analysis and evaluation. Their solutions cater to a diverse client base across industries including electronics, pharmaceuticals, biotechnology, food, environmental management, energy, and analytical sectors. Founded in 1969, the company is headquartered in Atsugi, Japan.
Agriculture Technology
SenSprout is a Japanese company founded in 2015 and headquartered in Tokyo, operating primarily in the electronic equipment and instruments industry.
IoT
Water.Io Ltd operates as an Internet of Packaging company, develops technological solutions that transform bottle into a smart bottle. The company offers Water.io platform that allows Bluetooth connected reusable water bottle to measure the liquid level and blinks as a hydration reminder, as well as pushes notification reminders and a news feed with relevant content on app; and Vitamins.io platform, which allows Bluetooth connected cap to monitor when the vitamin bottle has been opened and closed, and reminds to take the next dose by blinking and playing a melody, as well as push notification reminders, automatic replenishment, and a news feed with relevant content on mobile app; smart packaging, a sensor that measure the content in the bottle, without touching the material. It serves water, vitamins, pharma, and CPG companies. The company was formerly known as Impacx.Io Ltd and changed its name to Water.Io Ltd in October 2023. Water.Io Ltd was founded in 2015 and is based in Rehovot, Israel.
CleanTech
Air Water Ventures Ltd. is a sustainable water solutions company headquartered in Abu Dhabi that specializes in direct air-to-water technology. The company manufactures and sells atmospheric water generators to produce drinking water from the air.
IoT
Guangdong Hotata Technology Group Co.,Ltd. specializes in the design, manufacturing, distribution, and maintenance of domestic drying appliances across China. Their product portfolio extends beyond intelligent drying solutions to include home security devices, various general household items, and premium boutique products for the home. The company, established in 1999, operates from its headquarters in Guangzhou, China.
Search any company we track to see its competitive set.
Paste a short paragraph describing a company or product — we'll find the most similar companies we track, scored 1–100.
Funding, investors, tech stack, hiring signals, leadership and corporate events — for WOTAand every competitor above — in one live dashboard.
Subscribe to Xcout Intel →