COMPANY

Company Profile

Company Name

Tokyo Thermal Co., Ltd.

Location

Headquarters
Shinagawa East Building 3F, 1-6-34 Konan, Minato-ku, Tokyo 108-0075

TEL: 03-6712-0877
View on Google Maps

Kanagawa Sales Office

Room 202, Koutoku Building, 4-37 Saiwai-cho, Saiwai-ku, Kawasaki City, Kanagawa 212-0011

TEL: 044-522-9027
View on Google Maps

Founded

February 15, 1974

Capital

20 million yen

Representative

Toshitaka Oda, President and Representative Director

Number of Employees

50 (as of August 1, 2026)

Executives

Chairman of the Board

Nobuyuki Hayashi

Representative Director, President

Toshitaka Oda

Director and Managing Executive Officer

Jun Kantake

Director and Managing Executive Officer

Hisao Kita

Managing Executive Officer

Yoshito Tateno

Managing Executive Officer

Keiji Kohata

Auditor

Ikko Kitagawa

Business Overview

• Design and construction of HVAC installation
• Modification and repair work for HVAC and ancillary systems
• Design and construction of plumbing equipment
• Design and construction of architectural, electrical, and fire protection facilities work
• Renovation and maintenance works for the above

Construction Business License

License issued by the Minister of Land, Infrastructure, Transport and Tourism (特-4) No. 22371

• Plumbing business
• Electrical construction business
• Fire protection facilities business
• General construction work

Architectural firm

Tokyo Thermal First-Class Architects Office Co., Ltd.

Major Clients

Asahi Kogyosha Co., Ltd.
RB-Kosou Corporation
Obayashi Corporation
Kandenko Co., Ltd.
Penta-Ocean Construction Co., Ltd.
Sanki Engineering Co., Ltd.
Shimizu Corporation
JR East Facility Management Co., Ltd.
Sumitomo Realty & Development Co., Ltd.
Taikisha Ltd.
Takenaka Corporation
Taisei Corporation

Daiho Corporation
Daiei Real Estate & Development Co., Ltd.
Tokyo Tatemono Co., Ltd.
Tokyo Metropolitan Government
Hibiya Engineering Ltd.
Property Management Inc.
Group companies of Mitsui Fudosan Co., Ltd.
Minato Ward
Mori Building Co., Ltd.
UNITUS Corp.
Residence Building Management Co., Ltd. (Listed in Japanese alphabetical order)

Key Qualified Personnel

Professional engineer

1 person

First-class architect

1 person

Building Equipment Engineer

4 people

Level 1 Plumbing Construction Management Engineer

18 people

Level 2 Plumbing Construction Management Engineer

7 people

Level 1 Electrical Construction Management Engineer

2 people

HVAC and Plumbing Engineer

3 people

Fire Protection Equipment Engineer

6 people

Level 1 Instrumentation Engineer

3 people

Facilities Diagnostic Engineer

1 person

Chief Water Supply Equipment Engineer

3 people

Class A Chief Gas Engineer

1 person

Supervisor for installation of gas-consuming appliances

1 person

Certified drainage equipment engineer

1 person

(As of April 2026)