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Financial Report and Corporate Information ︱Corporate Information, Business Locations, and Group Companies(as of April 1, 2023)

The Sanki Engineering Group aims to build a comfortable environment for people and the Earth by leveraging “totalengineering competency” in a wide range of regions and business domains. Together with our customers, we will strive as agroup to contribute to the realization of a sustainable society.

Domestic Business Locations

Financial Report and Corporate Information

Corporate Information

Representative Offices and Group Companies Overseas

Company nameSanki Engineering Co., Ltd.
● Representative officeGroup companyDate of establishment
April 22, 1925

Hokkaido
branch office

Share capital
8,105.18 million yen
Representative
Hirokazu Ishida, President

Hokuriku branch officePrincipal lines of business
Facilities construction, plant and machinery
systems, real estate
Chugoku branch office

Offices

Ibaraki branch office

AEROSTRIP
Corporation
Sale of aeration systems

Kyushu branch office

Chiba branch office

Branches: 3

Head office
Tokyo branch

Branch offices: 15
Training center:1
Laboratory

Yokohama branch office

Factory: 1

Sanki Techno Center
R&D Center
Yamato Product Center

Mikawa branchoffice

Head office
8-1 Akashi-cho, Chuo-ku, Tokyo
Shikoku branch officeKansai branch
Kobe branch
officeShizuoka branch office

Consolidated Subsidiaries

Austria Office
AQUACONSULT
Anlagenbau GmbH

THAI SANKI ENGINEERING &CONSTRUCTION CO., LTD.

Manufacture and saleof aeration systems

Facility design, construction,
maintenance and consulting

Affiliate Not Accounted for by the Equity Method

Non-consolidated Subsidiaries

Sanki Techno Support Co., Ltd.

Sanki Chemical Engineering & Construction Co., Ltd.

Sanki Partners Co., Ltd.

Tomakomai Netsu Service Co., Ltd.

Sendai Kankyo Hozen Co., Ltd.

PFI Okubo Techno Resource Co., Ltd.

Established: April 1, 1980
Capital: 100 million yen
Business areas:• Design, construction, operation/management,repair and maintenance of HVAC, plumbingand electricity work
• Energy saving diagnosis and consulting• Building IP phone systems, call center systems
and networks

Established: September 1, 1980
Capital: 80 million yen
Business areas:• Design, construction, operation/management,
maintenance, upgrading and improving of waste
treatment facilities• Manufacture, sale and installation of solid-liquid
separators• Design, construction and maintenance/management of water/wastewater treatment
facilities

Established: August 1, 1980
Capital: 10 million yen
Business areas:• Insurance agency, leasing and temporary staffing

Established: July 20, 1971
Capital: 165 million yen
Business areas:• Heat supply to multi-unit housing,and operation and maintenance ofcleaning center facilities

Established: November 7, 2016
Capital: 100 million yen
Business areas:• Management of operation andmaintenance for the renovation workfor key facilities of the Sendai Clean
CenterEstablished: December 3, 2004
Capital: 10 million yen
Business areas:• Updating, maintenance, management and operation of wastewater
treatment facilities and emergency generators at the Okubo Water
Purification Plant, Saitama Prefecture

Sanki Sangyo Setsubi Co., Ltd.
Established: May 1, 1980
Capital: 20 million yen
Business areas:• Safety management, installation,instrumentation work, renovation, periodic
maintenance, and upkeep of generalequipment (production, transportation, etc.) asnecessary• Development and maintenance of computer
software for transportation management

100Facility design, construction, maintenanceand consulting

Kanto branch office
Kyoto branchofficeNon-consolidated: 2,073Sanki Construction Engineering(Shanghai) Co., Ltd.

Tohoku branch office

Chubu branch

SANKI REPORT 2023

Sanki Kankyo Service Co., Ltd.
Established: June 29, 1990
Capital: 50 million yen
Business areas:• Design, construction, management and work
contracting of environmental protection facilities,
including water supply and sewage facilities andwaste treatment facilities, etc.
• Operation, maintenance and management, andsale of chemical products for these facilities

Sanki Construction Engineering (Shanghai) Co., Ltd.
Established: July 20, 2005
Capital: 3.80 million U.S. dollars
Business areas:• Facility design, construction, maintenance and consulting
AQUACONSULT Anlagenbau GmbH
Acquired a controlling interest in September 2006
Capital: 18 thousand euro
Business areas:• Manufacture and sale of aeration systems
THAI SANKI ENGINEERING & CONSTRUCTION CO., LTD.
Established: May 6, 2008
Capital: 16 million baht
Business areas:• Facility design, construction, maintenance and consulting

AEROSTRIP Corporation
Acquired a controlling interest in
September 2006
Capital: 100 U.S. dollars
Business areas:• Sale of aeration systems

CAD-KENDORO Co., Ltd.

Corporate Information, Business Locations, and Group Companies

Number of employees (as of March 31, 2023)
Consolidated: 2,627

Toyota branch office

Period of business:• 3 years and 4 months for design and construction; 20 years for
operation, maintenance and management

Stock acquired in July 2022
Capital: 3 million yen
Business areas:• Production of design drawings andconstruction drawings related to pipelaying works• Sales of CAD software and supportservices• Site survey and 3D drawing by 3D
scanner

SANKI REPORT 2023

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