Corporate Overview

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Established November 1970
Head Office Address 101-0065
Toko Denki Koji Building, 1-4-5
Nishikanda, Chiyoda-ku, Tokyo
101-0065 JAPAN
Tel: +81-3-5244-5324
Fax: +81-3-5244-5661
Representative Director
and President
Kyuji Takahashi
Capital 196 million yen
Employees 3,779 (as of June 2016)
Main operating banks Mizuho Bank, Bank of Tokyo-Mitsubishi UFJ,
Resona Bank, Shoko Chukin Bank
Business details Environmental Department
- Waste Treatment Facilities
Operational maintenance and management work
for waste incineration plants and facilities
- Water treatment facilities
Operation and Maintenance (O&M) of water/wastewater treatment facilities
Periodic inspections of waste and water treatment facilities (overhauls)
- Construction engineering, improvements,
and repair work, incinerator ash treatment

Building Maintenance Department
Facilities management, environmental health, cleaning,
and security guard work for buildings, hospitals, schools, hotels,
and other facilities
Condominium operation and management, hotel guest room management
Proposals for odor elimination, sterilization, energy savings

Engineering Department
Control/open software development
Designing and testing of control instrument for electric power,
water treatment, and elevator systems
Personnel dispatch of software engineers
Operational maintenance and management work for overseas plants
(seawater desalination, thermal power generation, etc.)
Affiliated groups ● Japan Waste Management Association, supporting member
● Japan Waste Management & 3R Research Foundation, supporting member
● Japan Association of Engineering Management for Waste Treatment
  Facility, supporting member
● Japan Society of Material Cycles and Waste Management,
  supporting member
● Japan Water Works Association, supporting member
● Japan Sewage Works Association, supporting member
● Japan Sewage Facilities Management Association, member
● Japan Building Maintenance Association, member
● Tokyo Building Maintenance Association, member
● Nagano Prefecture Building Maintenance Association, member
● Tochigi Prefecture Building Maintenance Association, member
● All Japan Security Service Association, member
● Tokyo Security Service Association, member
Business registration Building Sanitation Management:
(Tokyo 17:123, Hokkaido 23:8, Ibaraki, 18:1, Nagano 18:24)

Building Drinking Water Storage Tank Cleaning:
(Tokyo 9:1441, Ibaraki 24:24, Nagano 9:119)

Waste Water Treatment Facility Maintenance Management:
((7) 26-016)

Septic Tank Repair & Maintenance Inspection:
(Hokkaido Governor Registration 8:25, Fukushima Governor Registration
1321, Saitama Governor Registration 1-1078, Tokyo Governor Registration
(8):189, Nagano Governor Registration 25:161301)

Condominium management:
(Minister of land,infrastructure and trannsportation(3):030896

Senior registered architect office:
(Tokyo Governor Registration 60278)
Registrations Firefighting Equipment Maintenance:
(Maintenance: Type 1 to 7)
Certification Security work (Tokyo Metropolitan Public Safety Commission 30000397)
Medical-related Service Mark (G(7)-1406130791)
Authorization Specified Construction:
Construction engineering, scaffolding, earth engineering, electrical engineering,
plumbing, tile, brick, and block work, machinery and facilities installation work,
water facilities engineering,cleaning facilities engineering

General worker dispatch (General-13-080210):
Headquarters, Fuchu Office, Hakodate Personnel Dispatch Center,
Nagano Branch, Kyushu Branch

Fee-charging employment agency (13-Yu-080251):
Headquarters, Hakodate Personnel Dispatch Center, Nagano Branch