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[Related Information]

List of Group Companies

[Related Information]

List of Group Companies

Group Companies

Key Group Companies in Japan

Sumiken Mitsui Road Co., Ltd.

We design, execute and supervise road, garden and civil engineering work, primarily road pavement work, and manufacture and sell asphalt mixture.

Location: Head Office: Shinjuku-ku, Tokyo
Branches: Hokkaido, Miyagi, Tokyo, Aichi, Osaka, Fukuoka
Founded: February 1948
Representative: Hajime Hasui
Business Description: Road, expressway, garden, and general civil engineering work, etc.
Listed on the second section of the Tokyo Stock Exchange

SMC Civil Technos Co., Ltd.

For 90 years since our foundation, we as a comprehensive construction company have been engaged in river civil engineering and foundation work, ground improvement, prestressed concrete (PC) bridge superstructure/substructure construction, road, railway, port, water and sewerage facility construction, and environmental work including antipollution measures. Recently, we have been focusing on maintenance and renovation, including bridge repair and reinforcement.

Location: Chuo-ku, Tokyo
Branches: Aichi, Osaka, Ehime, Fukuoka
Founded: March 1927
Representative: Hideki Monde
Business Description: Business description: Repair/reinforcement and design for bridge and other road structures; river work, bridge substructure and other general civil engineering; PC bridge construction; and application development and product sales of aramid fiber and other new materials

SMCR Co., Ltd.

The company name was changed to " SMCR Co., Ltd." as a company that can provide value creation to our customers more than ever before, from renovation for building maintenance and repair to renewal (revitalization and improvement) to improve the performance, design and value of buildings.

Location: Head Office: Taito-ku, Tokyo
Branches: Hokkaido, Chiba, Tokyo, Kanagawa, Shizuoka, Aichi,
Osaka, Ehime, Fukuoka
Founded: May 1987
Representative: Kozo Amemiya
Business Description: Business description: Building inspection and diagnosis; planning, design, estimate and execution for renovation; regular inspection of special buildings; and general building design and construction

SMC Tech Co., Ltd.

Specialized in machine-power technology, we have two divisions: civil engineering for PC bridges, PC tanks, tunnels and shield construction, and leasing of construction machinery, including vehicles for construction and tower cranes.

Location: Location : Head Office: Nagareyama City, Chiba Prefecture
Plants: Nagareyama City in Chiba Prefecture, Hiki-gun in Saitama Prefecture
Founded: July 1986
Representative: Tsunehisa Otsuki
Business Description: Business description: Shield, tunnels, PC construction, lease of machinery and materials for construction, etc.

SMC Preconcrete Co., Ltd.

We are engaged in manufacturing, in the Kanto area, of concrete members used for precast concrete and prestressed concrete (PC) methods as core technologies of Sumitomo Mitsui Construction as well as manufacturing of secondary concrete products and renovation of buildings.

Location: Head Office: Taito-ku, Tokyo
Branch: Ibaraki
Plants: Shimotsuke City in Tochigi Prefecture, Joso City in Ibaraki Prefecture
Founded: July 1982
Representative: Koji Tada
Business Description: Business description: Manufacturing and sales of secondary concrete products and prefabricated concrete products and associated construction work; and design, execution, supervision, technical instruction and contracts for building construction, civil engineering work, electrical work and concrete work.

Aseismic Devices Co., Ltd.

We are a comprehensive manufacturer of seismic isolation devices that protects human life, buildings and assets against the vibrations of earthquakes in the earthquake-prone country of Japan. We are also engaged in the design, production, installation support and maintenance of seismic isolation devices, as well as the planning, design and comprehensive planning of seismic isolation and control structures.

Location: Head Office: Chiyoda-ku, Tokyo
Technology Center: Shimotsuke City, Tochigi Prefecture
Founded: December 1996
Representative: Hisaya Tanaka
Business Description: Business description: Design, production, installation support and maintenance of seismic isolation devices; seismic isolation and control structure planning and design; and comprehensive seismic isolation and control structure planning.

Sumitomo Mitsui Construction Steel Structures Engineering Co., Ltd.

We provide measures to extend the service life of structures, including various types of new steel bridges and existing bridges, as well as coastal products such as floating piers, movable bridges, and caissons.

Location: Head Office: Chiba City, Chiba Prefecture
Business Locations: Chiba, Osaka, Okayama, Shikoku, Oita
Founded: February 1974
Representative: Shinji Tokuda
Business Description: Business description: Bridge business, bridge maintenance business, coastal business, etc.

Seiwa Co., Ltd.

We have been one of the key specialized companies of Sumitomo Mitsui Construction in the construction aspect of prestressed concrete bridge superstructure construction since the foundation in January 1962.

Location: Chuo-ku, Tokyo
Founded: January 1962
Representative: Toru Sugawara
Business Description: Business description: Prestressed concrete bridge construction; bridge reinforcement; road construction; residential land development work; golf course development work; general structure construction; and contracts for general civil engineering

DPS Bridge Works Co.,Ltd.

Based on PC technology, we are engaged in developing new types of composite bridges, original repair and reinforcement methods, research on concrete repair materials, and research and development of concrete structures associated with energy-related facilities.

Location: Head Office: Sapporo City, Hokkaido
Branches: Hokkaido, Tohoku, Tokyo, Chubu
Plants: Noboribetsu City in Hokkaido, Kagegawa City in Shizuoka Prefecture
Founded: September 1956
Representative: Yoshiyuki Inada
Business Description: Business description: Bridge business, bridge maintenance business, coastal business, etc.

Fibex Co., Ltd.

A company that uses aramid fiber, which has characteristics of high strength, light weight, and flexibility, as a reinforcement material in concrete and other structures. Aramid sheets are widely used for the repair and reinforcement of deteriorated structures.

Location: Chuo-ku, Tokyo
Plant: Tochigi City in Tochigi Prefecture
Founded: June 1992
Representative: Shinichi Kondo
Business Description: Business description: Manufacturing and sales of reinforcement materials using high-strength fiber, etc.; sales of reinforcement materials and related products used in civil engineering and building structures; and proposal and study of reinforcement structure for civil engineering and building structures.

Other companies

SMC Co., Ltd.

Founded: March 1973
Business Description: Sale of construction materials,
insurance agency, etc.

SMC Cosmo Solutions Co., Ltd.

Founded: June 1987
Business Description: Business description: Printing, information systems and
personnel and general affairs services, and sale of measuring instruments and software

Yoshii Planning Co., Ltd.

Founded: June 1976
Business Description: Business description: Real estate business (development of the Dogodaira housing complex)

Group Companies Outside Japan

SMCC Philippines, Inc. (Philippines)

Founded: September 1995

Pt. SMCC Utama Indonesia (Indonesia)

Founded: June 1976

SMCC (Thailand) Co., Ltd. (Thailand)

Founded: August 1972

SMCC Construction India Ltd. (India)

Founded: December 1996

SMCC Malaysia Sdn. Bhd. (Malaysia)

Founded: April 2014

SMCC Taiwan Co., Ltd. (Taiwan)

Founded: December 2017

SMCC Overseas Singapore Pte. Ltd. (Singapore)

Founded: August 2012