Message from the President

Thank you for visiting our website.
Since our founding in 1940, Aishin Iron Works has contributed to the growth of industry and society by continuously refining our technologies in fields such as valve maintenance, large crane manufacturing, and machinery production for chemical plants.

At the heart of our manufacturing lies one belief — developing people is the foundation of creating great machines. With passion and skill, we strive to enhance the speed and reliability with which we solve our customers’ challenges, creating genuine value through our work. The words we hold most dear — “When in trouble, come to Aishin” — reflect the trust our customers have placed in us, and we are deeply proud of that trust.

Every member of Aishin Iron Works continues to grow through their craft, sharing the joy of each new discovery and embracing challenges with a spirit of curiosity and determination. Together, we aim to inspire and surprise our customers — and to keep building a future that supports both people and society.

History

April 1940	Founded in Shinsukacho, Niihama City under the name Aishin Iron Works
	Started maintenance business for Sumitomo Chemical
June 1961	Kataza Jiro becomes president
December 1961	Due to business expansion, the company was renamed Aishin Iron Works Co., Ltd.
January 1968	Due to business expansion, the head office and factory were relocated to Shimizu-cho.
January 1996	Hiroshi Kataza becomes president
1997	Acquired 10,000㎡ land in Takihama
2004	Can manufacturing factory expansion
2007	Assembly and painting factory expansion
2012	Start of solar business
2018	Established a new pine woodworking factory with an area of ​​1200m²
2021	Start of measurement business
February 2022	Obtained construction business license (machinery and equipment installation work)
September 2023	Seiichiro Kataza becomes president