︱Introduction ︱FromHISTORY
History of Sanki Engineering

Sanki Engineering has developed its
business in step with the modernizationof Japanese industry over the past nine
decades. Under the Sanki EngineeringGroup Management Philosophy, “We create comfortable environments throughengineering and widely contribute to1925

Laying the Base for Technological Competence
by Meeting the Needs of the Era• Begins businesses
including heating,plumbing, andbuilding materials• Launches the electricalsystems business• Installs Japan’s
first centralized airconditioning system
for an entire structure
Mitsui main buildingat Mitsui’s mainbuilding

1930s

1960s

1990s

Manufacturer that Responds to the Needsof the Times• Completes work on HVAC, plumbing, and electrical systems for Japan’s
first skyscraper, the Kasumigaseki Building• Develops the standardized “6S sash” and gains the top market shareamong steel sash manufacturers• Completes work on HVAC and plumbing for the Yoyogi National Stadiumused in the Tokyo Olympic and Paralympic GamesFirst President,
Meijiro Yasumoto

Diversified and Expanded Businesses Lead to Greater
Technological Competence• Develops and installs a proprietary incinerator for facilities in the Sanshin
Building• Establishes Toyo Carrier Industries together with U.S.-based Carrier Engineeringand launches the air conditioning business• Completes work on the Tokyo Office of Nippon Life Insurance Company (currentlyTakashimaya Nihon-bashi department store)

6S sash1970s

continue to lead the way toward a newage, with the power of technology, andtoward its 100th anniversary in 2025.

Meeting the Needs of a Rapidly Advancing
Information Society• Advances network systems, including LAN, building monitoring, andautomated control

Wide Range of Technological Innovations• Completes work on Japan’s first large-scale clean room at NEC’s
Sagamihara plant• Develops the world’s first completely unmanned automatic sorting
system and airport baggage handling system• Provides HVAC equipment for satellite communication ground stationsin the Middle East and other regions and builds automotive testing
equipment in Russia

social development,” the Company will

• Develops environmentrelated technology, including
an ice thermal storage system,
advanced sewage treatment
systems, fuzzy combustion
control technology, andgasification and melting
furnaces• Develops technologies
related to clean rooms
Advanced sewage treatment systemfor pharmaceuticaland semiconductor
manufacturing plants

2000s

Yoyogi National Stadium (at the time)

Driving Progress in Environmental andInformation Technologies• Establishes the Energy
Solution Center to promoteand develop the energysaving business and provide
sales support• Develops and begins sale ofclean conveyor facilities in
response to growing demand
for liquid crystal displays andorganic EL panels

Sanshin Building
Nippon Life Insurance Company Tokyo Office

Origin of Our Corporate NameSanki Engineering has its origins in theMachinery Division of the former Mitsui& Co. and was named by taking one
Chinese character each from “Mitsui” and“Machinery.”

1940s

Sanki’s Advanced Technology Bolsters aConstruction Boom

• Starts manufacturing conveyors• Concludes sales contracts formachinery used in mining-related
chemistry with U.S.-based Dorr Inc.
and Oliver, Inc.
• Completes work on the mainbuilding of the Dai-ichi Life Insurance
Company, Japan’s first building
with the special high-voltage power
reception of 22 kV

1950s

1925

1920

1930

April 22, 1925
Sanki Engineering isestablished
Capital of 500,000 yenand 12 employees 931
1Moves the head office toHibiya1935
Celebrates the tenthanniversary of its founding,with five branches, six field
offices, three affiliates, andaround 300 employees

History of Sanki Engineering

World Events

1923
Great Tokyo Earthquake1940

1945

End of World War II

Clean room

Main building of Dai-ichi Life Insurance

Proactive Approach to Technological Innovation• Completes work on Japan’s first allfluorescent lighting system in theTaisho Marine and Fire Insurance
Building• Becomes involved in night-soil
treatment plant disposal facilities in
response to urban hygiene needs• Delivers a roller conveyor to theJapanese Antarctic ResearchExpedition II

Established in

2010sNight-soil treatment plant1980s• L aunches the information and communications business• L aunches the facility systems business to deal with office integrationand moving• Established a Group company to handle operations and management aswell as the repair and maintenance of Sanki facilities

Facility Systems Business

1960

1970

1980

 950
1
The Japanese economy takes a favorable
turn, and the expansion in demand forbuilding construction and equipment
results in a dramatic improvement in theCompany’s business performance, lists
shares on the Tokyo Stock Exchange
1958
Capital exceeds 1 billion yen 963
1
Completes the Sagami
plant (currently the SankiYamato Site), which tailors
production equipment forconveyor mass production

 971
1
Sets up the Environmental
Administration Office
1973
Spins off the sash business 982
1
Builds the Technical ResearchLaboratory

1958

Opening of Tokyo Tower

1964

Tokyo Olympics

1970Japan World Exposition, Osaka

1972

SANKI REPORT 2023

Contributing to a Sustainable Society
by Bolstering the LCE Business• Promotes the LCE* Business, which is intended to sustain the life cycle ofbuildings and facilities, from planning, design, and construction work tomaintenance, operation/management, renovation, and reconstruction• Wins order for the DBO project, a bulk contract encompassing design,construction, management, and maintenance• Completes the HVAC, central monitoring, and automated control
systems for the Toranomon Hills Business Tower• Completes HVAC, plumbing, and electrical systems (renewal) for Yoyogi
National Stadium 1st Gymnasium used in the Tokyo 2020 Olympic andParalympic Games*Life-cycle engineering

Yoyogi National Stadium 1st Gymnasium

1950

Reversion of Okinawa

06

Rising to the Challenge of New Businesses

Clean conveyor

1986Japan’s Equal EmploymentOpportunity Law

1990

1991 C ollapse of Japan’s bubble
economy1995 G reat Hanshin Earthquake
1997 A doption of the Kyoto

2000

2010

 000
2Opens the Shonan TrainingCenter2005
Moves the head office toNihonbashi

 011 Moves the head office to Tsukiji
2
 015 90th Anniversary
2 016 Launches the long-term vision “Century 2025”
2
 018 Begins operations at all facilities of the Sanki
2
Techno Center 019 Begins operations at the Yamato Product2
Center2008 Lehman Brothers
bankruptcy

 011 Great East Japan Earthquake2
 015 Adoption of SDGs
2 019 Lapan changes era name to “Reiwa”
2Protocol

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︱

2050

Introduction ︱Promoting Sustainability Management

Sanki, the “EnduringCompany of Choice”

toward Our Vision for 2050—

Striving to be a company that contributes
to the realization of a sustainable world byusing engineering to resolve social issues
such as carbon neutrality and createa pleasant environment

Sanki, the Enduring Company of Choice

2022

2050

Formulation of Sustainability Policies
Aiming to realize a strong business base anda sustainable society by “creating comfortableenvironments through engineering and widelycontributing to social development”

1PhaseFY2019–2021

23P. 24

4-year period to become
the company of choice2030
MIRAI 2030

3-year period to enhance quality
Five material issues“Century 2025”

Improvee
an nvird s onoc me
ial ntva allue

Long-Term Vision

Strengthen
corebusinesses

Sanki’s
Carbon Neutral
Declaration

Sanki’s Carbon Neutral
Declaration

Pursuit ofhappiness forcolleagues

Contribute toa carbon-freesociety

Contributeto thesustainabilityof societyManagement
Philosophy

Promotegrowthstrategies

Accelerate
work stylereforms

We create comfortableenvironments throughengineering and widely
contribute to social
development.

Strengthen
information
dissemination
capabilities

Invest toward
the next era

Financial andcapital ESG

P. 04

Five Material Issues

3-year period to enhance reliability

PhaseManagement
Philosophy

FY2022–2025

Phase

FY2016–2018

Sanki Engineering’s
Sustainability
ManagementP. 25

Create newsocial value

Medium-Term
Management Plan
P. 26

Stableearningsand stronger
businessbase

Enhance theSanki brandUse
engineering
to build acomfortableenvironment

Improve corporate value

2020
2022

History of Sanki Engineering

World Events• Formulated the Sustainability Policies• Sanki’s Carbon Neutral Declaration

2020

Global COVID-19 pandemic

2021  

2022

2025

100thanniversary

Russian invasion of Ukraine

Tokyo 2020 Olympic andParalympic Games08

SANKI REPORT 2023

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