Major Business Activities
For Municipalities
- Operation and maintenance of water and wastewater treatment plants
- EPC (Engineering, Procurement, and Construction) for water and wastewater treatment plants
- Operation and maintenance of water pipelines, leakage detection
- Customer services (meter reading, fee collection, etc.) and system development for water and gas utilities
- Energy conservation and renewable energy
- Plastic recycling
For Industries
- Operation and maintenance of water treatment facilities
- EPC (Engineering, Procurement, and Construction) for water treatment facilities
- Comprehensive environmental management (water, energy, utilities)
- Technical services and environmental analysis for water treatment facilities in factories and commercial facilities
- Energy conservation and renewable energy
- Plastic recycling
List of Companies
Veolia Japan GK
The holding company overseeing Veolia Group’s operations in Japan, providing centralized back-office functions for the headquarters and all affiliates.
Veolia Jenets K.K.
Responsible for Veolia Group’s business operations in Japan, delivering comprehensive services across the water, waste, and energy sectors.
Major Companies
WATER
K.K. Ecology Force
Specializing in water, sewerage, and environmental sanitation facilities, providing O&M (operation and maintenance) services primarily in Saitama Prefecture.
Nishihara Environment Co., Ltd.
A comprehensive engineering firm providing integrated design, construction, and maintenance services for water and environmental treatment plants.
Nishihara Environment Okinawa K.K.
Providing specialized design, construction, and maintenance services for water and environmental treatment plants within Okinawa Prefecture.
Nichijo Co., Ltd.
Providing operation and maintenance services for water and sewerage facilities, with a strong focus on the Kansai region.
Nihon Josui Kanri K.K.
Providing operation and maintenance services for water and sewerage facilities, with a strong focus on the Kyushu region.
Fuji Subsurface Information Co., Ltd.
Supporting water infrastructure through leak detection, pipeline diagnostics, and GIS mapping/digitalized asset management.
WASTE
Ecos Factory Inc.
Located in Saitama Prefecture, specializing in the recycling of plastic containers and packaging.
Green Loop Inc.
Located in Shizuoka Prefecture, specializing in the recycling of plastic containers and packaging.
Circular Pet Co., Ltd.
Located in Okayama Prefecture, dedicated to "Bottle-to-Bottle" recycling of used PET bottles.
Aoki Environment Enterprise Co., Ltd.
Based in Niigata Prefecture, providing collection, transportation, intermediate treatment, and recycling services for industrial waste.
Taiyo Service Inc.
Based in Shizuoka Prefecture, providing collection, transportation, intermediate treatment, and recycling services for industrial waste.
Zeeklite Co.,Ltd.
Located in Yamagata Prefecture, operating final disposal sites for general and industrial waste.
ENERGY
Goi Coast Energy Co., Ltd.
Based in Ichihara, Chiba, producing electricity and steam through LNG-fueled cogeneration systems.
※No official website available
Japan Environment Clear K.K.
Providing integrated facility management, including building maintenance, electrical safety services, and energy facility operations.
K.K. V T ENERGY MANAGEMENT
Providing specialized operation and maintenance (O&M) services for wood biomass power plants.
※No official website available