Ahresty Corporation

Company Profile




1-2 Nakahara, Mitsuya-cho, Toyohashi-shi, Aichi, 441-3114, Japan

Business Overview

-An independent manufacturer of die-cast products. The die-cast business is further divided into the following three business sectors:

  • Die-cast business: the manufacture and sale of automotive body parts, general-engine parts, industrial-machinery parts, and dies.
  • Aluminum business: the refinement and sale of aluminum-alloy ingots.
  • Finished-products business: sale of building flooring materials

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-From April 2022, moved from the First Section of the Tokyo Stock Exchange to the Prime Market (As of May 31, 2023)
Name or Company name Investment Ratio (%)
The Master Trust Bank of Japan, Ltd. (Trust Account) 9.1
Individual Shareholder 4.1
Ahresty Business Partners Shareholding Association 3.5
Employees' Stock Ownership Association 3.0
Nippon Light Metal Co., Ltd. 2.5
Custody Bank of Japan, Ltd. (Trust Account) 2.2
Suzuki Motor Corporation 2.1
Mizuho Bank, Ltd. 2.0
MUFG Bank, Ltd. 2.0
Total 38.3


Aluminum die-cast products
Engine Parts
-Straight 4-cylinder engine blocks
-Ladder frames
-Engine mount brackets
-Rocker covers
-Oil pans
-Cylinder blocks
-Cylinder head covers
-Chain cases
-Cam brackets

Transmission Parts
-Transmission cases
-Clutch cases
-Housing converters
-Valve bodies
-Transmission side cover

Suspension Parts
-Subflames; TP type
-Steering knuckles
-Differential members

Electrified vehicle parts
-Motor cases
-PCU covers
-PCU cases
-Inverter cases
-Converter cases
-VCU cases
-PCU cases
-ESU cases
-Crank cases
-Transmission side covers


Nov. 1943 Established as Fuso Keigokin. Located the headquarters in Itabashi-ku, Tokyo, and started operations at a plant located in Itabashi-ku, Tokyo. Manufactured die casting products and aluminum sand castings.
Jul. 1960 Established Hamamatsu plant in Hamamatsu, Shizuoka.
Oct. 1961 Listed on the Tokyo Stock Exchange second section and the Osaka Securities Exchange second section.
Jan. 1964 Established Saitama plant in Toda, Saitama Pref.
Mar. 1966 Opened Osaka Office in Amagasaki, Osaka.
May 1970 Established a new aluminum plant within the Saitama plant premises.
Mar. 1971 Established Tochigi Fuso in Mibu-cho, Tochigi Pref. Corporate name was changed to Ahresty Tochigi in Oct. 1988. Currently a consolidated subsidiary.
Oct. 1974 Moved the headquarters to Kanda, Chiyoda-ku, Tokyo.
Feb. 1975 Opened Fukuoka Office in Fukuoka, Fukuoka Pref.
Dec. 1975 Opened Sendai Office in Sendai, Miyagi Pref.
Jul. 1976 Moved Osaka Office to Suita in Osaka.
Sep. 1976 Established Kumamoto Fuso in Matsuhashi cho, Kumamoto Pref. (Corporate name was changed to Ahresty Kumamoto in Oct. 1998. Currently a consolidated subsidiary)
Jul. 1984 Sold Saitama plant and established Higashimatsuyama plant, a die casting plant in Hikigun, Saitama Pref., and Kumagaya plant, an aluminum plant in Kumagaya, Saitama Pref.
June 1988 Established Ahresty Wilmington Corp. in Ohio.
Oct. 1988 Name was changed to Ahresty Corporation.
Oct. 1989 Acquired Deming Prize (small and medium-sized enterprise section)
July 1996 Moved its headquarters to Itabashi-ku, Tokyo.
1997 Established Thai Ahresty Die Co . Ltd .in Thailand.
Apr. 2000 Merged Ahresty Laboratory.
2001 Awarded ISO14001 (RE-014) certification: Five factories (Hamamatsu plant, Higashi-Matsuyama plant, Kumagaya plant, Ahresty Tochigi , and Ahresty Kumamoto)
July 2002 Established Thai Ahresty Engineering Co., Ltd. in Bangkok, Thailand.
Aug. 2003 Established Guangzhou Ahresty Automotive Parts Co., Ltd., which is an unconsolidated subsidiary of the Company, in Guangzhou, China.
Opened Saitama Office, located in Namekawa, Hiki Gun, Saitama Prefecture.
Sep. 2003 Relocated its Kanto Office to Minato Ward, Tokyo.
Oct. 2003 Merged with Kyoto Die-Casting Co., Ltd.
Sep. 2004 Made the following companies consolidated subsidiaries: Nihon Seimitsu Kanagata Seisakujo; Daitec; Thai Ahresty Die Co., Ltd.; and Taiwan Tool & Die Corp. (all affiliates under the equity method); as well as CS Fuso, which was already an affiliated company.
Feb. 2005 Made Nihon Seimitsu Kanagata Seisakujo a wholly owned, consolidated subsidiary through a share swap.
Mar. 2005 Established Ahresty Taiwan Die Mold Corporation (Guangzhou) in Guangzhou, China. It is currently an unconsolidated subsidiary.
Apr. 2005 Sugawara Precision Industry was merged with Pascal Industry. The new company was named Ahresty Yamagata, which is currently a consolidated company.
Jun. 2005 Moved its headquarters to Nakano-ward, Tokyo
Oct. 2005 Acquired SK Chemicals and KDC Service
Jun. 2006 Opened Kumamoto Office in Ushiro, Kumamoto Prefecture.
Jun. 2006 Established Ahresty Mexicana, S.A. de C.V. in Zacatecas, Mexico, which is currently a consolidated subsidiary.
Jul. 2006 Made Tokai Seiko Co., Ltd. a wholly owned, consolidated subsidiary through a stock-share swap.
Sep. 2006 Established its Technical Center in Toyohashi, Aichi Prefecture.
Jan. 2007 Established Ahresty India Private Limited in Haryana, India, which is currently a consolidated subsidiary.
Aug. 2010 Established Hefei Ahresty Casting Co., Ltd. in Anhui Province, China, which is currently a consolidated subsidiary.
Oct. 2013 Moved main office and corporate headquarters to Toyohashi, Aichi Prefecture.
Feb. 2014 Moved Tokyo headquarters to Honcho in Nakano Ward.
Mar. 2014 Changed listing from Second section of the Tokyo Stock Exchange, to the First section.
Apr. 2022 Moved from the First Section of the Tokyo Stock Exchange to the Prime Market due to the TSE's reorganization. 

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