May 2026
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Largest ClimateTech Public Companies in Japan
Benchmark revenue and EBITDA valuation multiples for public comps like
Kurita Water, J-Power, Organo, Tohoku Electric Power and Mitsubishi Motors.
 | Kurita Water Industries Ltd. is a provider of water treatment solutions in Japan. It operates through two segments: the Electronic market and the General water treatment market. The company provides a wide range of water treatment chemicals, systems, and services, including wastewater and ultrapure water solutions, facility maintenance, and environmental remediation, serving both industrial and household needs. | $55 | +62% | $6B | $6B | 2.4x | 11.3x | ||
| Electric Power Development Co Ltd is a Japanese electric utility company involved in the generation, transmission, distribution, and retail sale of energy. The company operates through four segments. The Power Generation segment covers hydro, thermal, and wind power generation, along with maintenance, operation, and electricity sales. The Power Transmission and Transformation segment focuses on grid and network operations. Electricity-related Businesses support generation and transmission activities to ensure smooth and efficient operations. The Overseas Business engages in power generation and related services abroad. It generates the majority of its revenue from the Power Generation Business segment. | $27 | +78% | $5B | $14B | 1.7x | 7.8x | ||
| Organo Corp is a Japan-based company mainly engaged in the water treatment engineering business. The company operates in two business divisions namely water treatment engineering and functional product. Its water treatment engineering business includes manufacturing, delivery and maintenance of pure water systems, ultra-pure water systems and wastewater treatment systems for industries, condensate de mineralizers for power stations, waterworks and sewage treatment systems for the public sector. The functional product business encompasses the sale of standardized water treatment equipment, water treatment chemicals, and food processing materials. | $103 | +111% | $5B | $4B | 4.3x | 20.4x | ||
| Tohoku Electric Power Co Inc is engaged in the supply and distribution of electricity. The company operates through two reportable segments: Power Generation and Sales, which provides stable electricity from thermal, nuclear, and renewable energy sources and offers electricity retail and related services; and Power Transmission and Distribution, which provides neutral and fair electricity network services. It generates the majority of its revenue from the Power generation and sales business segment. | $6 | +2% | $3B | $19B | 1.1x | 6.0x | ||
| Mitsubishi Motors Corp is a Japanese automobile manufacturer. The company principally produces small passenger vehicles, electric and hybrid vehicles, minivans, and sport utility vehicles, or SUVs. Mitsubishi Motors is organised into two business segments: the automobile business and the automobile financing business. The company derives the vast majority of company revenue from the automotive business. | $2 | -22% | $3B | $3B | 0.1x | 2.4x | ||
| Daiei Kankyo Co Ltd is a engaged in the waste-related business. It focuses on collection and transportation, intermediate treatment and recycling, and final disposal of both general and industrial waste and valuable resource recycing business. | $26 | +38% | $3B | $3B | 6.0x | 16.8x | ||
| Realord Group Holdings Ltd is an investment holding company that operates in the following segments: Property Segment; Financial Services Segment; Environmental Protection Segment; Motor Vehicle Parts Segment; LAC Segment and Other segments include Hangtags and Cinema Operations. The Group engaged in various activities, including property investment, financial services, environmental protection, motor vehicle parts distribution, commercial printing, department store operation, and citizenship application & consultancy services. The Group also developed a project in Grenada that integrates educational facilities, apartments, hotel & resort facilities, commercial & shopping facilities, and university establishments. | $1 | +48% | $2B | $4B | 50.4x | (97.1x) | ||
| NEXTAGE Co Ltd is principally engaged in the dealing of used cars. It is primarily involved in operation, maintenance, insurance agency and automobile dealing of retails used domestic cars as well as sells imported cars and SUV/vans. In addition, the company operates an automobile maintenance business. | $23 | +119% | $2B | $2B | 0.6x | 13.9x | ||
| Amano Corp offers information systems, time management products, parking management services, environmental solutions, and cleaning products. The company helps clients coordinate human resources, payroll, and time recorders with software and standardized machines. It offers solutions to accurately record the data on billing and documents, and can process a wide variety of information customized for each client. Parking lots and bicycle-parking systems ensure safety while increasing the level of convenience for parking lot users. Products geared toward environmental and cleaning applications include dust and fume collectors, hazardous-gas removal systems, and floor scrubbers and cleaners. The majority of sales derive from customers located in Japan. | $23 | -13% | $2B | $1B | 1.2x | 5.6x | ||
| Takuma Co Ltd develops a variety of technologies for waste and water treatment. It designs and constructs boilers, plant machinery, pollution-prevention plans, heating and cooling equipment, and sanitation equipment and facilities. Incinerators and recycling centers help sort, treat, and disperse resources in an efficient manner. The majority of customers are in Japan. The company works to provide solid waste treatment plants partnered with a selection of after-sales services and products. Takuma has four operating segments: domestic environment and energy, overseas environment and energy, package boiler, and equipment and system business. Cleaning systems, filters, and other equipment produce comfortable working conditions for customers. | $20 | +57% | $1B | $1B | 1.3x | 11.4x | ||
| Kanadevia Corp is engaged in designing, constructing, and manufacturing Waste Energy plants, desalination plants, water and sewage treatment plants, marine diesel engines, press machines, process equipment, precision machinery, bridges, hydraulic gates, and equipment for use in disaster prevention/mitigation. | $8 | +42% | $1B | $2B | 0.5x | 8.8x | ||
| Daiseki Co Ltd provides industrial waste treatment and resource recycling throughout Japan. Its core business activities are treating waste oil, waste water, and sludge. It collects and recycles oils and waste water from clients and processes the waste into heavy oil or supplemental fuel. Separators and filters remove deteriorated components, and other systems either refine or adjust products into reusable form. Final products are either delivered back to clients or shipped to market. Advanced technology partners with experienced employees to analyze and classify the particular waste to determine the correct solution; methods revolve around dehydration, kneading, and a combination of mixing and chemical treatment. | $27 | +23% | $1B | $1B | 2.9x | 10.7x | ||
| Metawater Co Ltd is a Japan-based company, which offers optimum solutions for creating a circulation of water recourses while focusing on the plant engineering business and service solution business. It manufactures mechanical and electrical equipment for water and wastewater treatment. The company operates in two segments; Plant Engineering segment, which involves in the design, procurement and sale of mechanical and electrical equipment, used in water purification plants and sewage treatment plants; and the Service Solution segment involves in the repair, maintenance and operation management of mechanical and electrical equipment used in water purification plants and sewage treatment plants, providing equipment inspection, repair, maintenance, and other services. | $21 | +53% | $904M | $982M | 0.9x | 11.9x | ||
| West Holdings Corp is engaged in the solar power generation. The company generates solar power for municipalities, residential and industrial use. Its business activities are divided into different divisions including Stadtberg business, Solar power generation for municipalities, special high-pressure solar power generation, Industrial solar power generation, Residential solar power generation, O & M (operation and management), Sales of electricity and Esco Business. Stadtberg division provides consulting and operation support for infrastructure services centered on renewable energy. O & M division monitors the photovoltaic power plant and maintains the maximum amount of power generation. Its Esco division provides various energy-saving measures. | $19 | +92% | $759M | $1B | 3.5x | 14.9x | ||
| Environment Friendly Holdings Corp has three segments: Natural Resources & Energy, Reuse Business, and Environmental Business. The Natural Resources & Energy segment deals with biomass, sorghum, solar power development, electricity retail, and energy consulting. The Reuse Business involves selling new and used appliances, ICT platform and web system development, and cybersecurity services. The Environmental Business handles installation, maintenance, and repair of multi-story parking lots, as well as facility management for apartments and office buildings. | $0 | +58% | $94M | $96M | 10.8x | 64.1x | ||
| Airtech Japan Ltd is engaged as a manufacturer of clean air system, manufacture and sell clean room, clean bench, and biohazard system. The products of the company include sterile operating room, dust removal air shower, double air shower, and air knife type pass box. | $8 | +20% | $78M | $65M | 0.7x | 5.5x | ||
| Enechange Ltd is a energy switching platform for consumers, and cloud based SaaS applications namely EMAP (digital marketing), SMAP (AI-based smart meter analytics) for energy companies. | $2 | -19% | $73M | $52M | 1.2x | (12.0x) | ||
| Median | $20 | +48% | $2B | $2B | 1.3x | 10.7x |
Financial data powered by FactSet and Morningstar. Valuation multiples as of current fiscal year. For more data, start your free trial here.
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