Up to 1960

1917 Jan.

Takeuchi Mining Industry (founded in 1894) established Komatsu Iron Works to manufacture machine tools and mining equipment for in-house use.

1921 May.

Komatsu Iron Works separated from Takeuchi Mining Co. to become Komatsu Ltd.


Komatsu built its first press, a 450-ton sheet-forming press.

1931 Oct.

Produced Japan's first crawler-type farm tractor.

1934 July.

Listed on the Tokyo Stock Exchange (Opening price: JPY85.50)

1935 Oct.

Began production of high-grade castings and special steel materials after years of research.

1938 May.

Established the Awazu Plant.

1941 Nov.

Began production of large hydraulic presses.

1943 Jan.

Produced the Komatsu Model 1 Ground Leveling Machine (the prototype of Japan's bulldozers).

1947 Dec.

Introduced the D50 bulldozer.

1948 Feb.

Began diesel engine production.

1951 Aug.

Relocated head office from Ishikawa(Komatsu City) to Tokyo.

1952 Oct.

Opened the Osaka Plant.

1952 Oct.

Began production of motor graders.

1952 Dec.

Established the Kawasaki and Himi plants following the acquisitions of Ikegai Automobile Manufacturing Company and Chuetsu Electro Chemical Co., Ltd., respectively.

1953 Jan.

Began production of forklift trucks.

1953 Nov.

Began production of dump trucks and special purpose vehicles.

1955 Jan.

Exported motor graders to Argentina (Komatsu's first export of construction equipment).

1955 Aug.

Exported 400-ton multipurpose hydraulic presses to Argentina (Komatsu's first export of presses).

1956 Sept.

Began production of shovel loaders.

1956 Oct.

Exhibited construction equipment at Japan's Industrial Goods Fair in Beijing and Shanghai. Signed the first export contract of construction equipment for China.

1958 Sept.

Signed a technical assistance agreement with India's Ministry of Defense to locally manufacture tractors.


1961 Sept.

Introduced the company-wide quality control (QC) program.

1961 Nov.

Signed a technology tie-up agreement for the diesel engines with Cummins Engine Co., Inc. of the United States.

1962 Dec.

Opened the Oyama Plant.

1963 June.

Entered technology license tie-up with Bucyrus-Erie of the United States concerning hydraulic excavators (terminated in March 1981).


Opened Komatsu's first overseas liaison office in India.

1964 Nov.

Received the Deming Prize for quality control.

1964 Dec.

Reached agreement for a joint venture with International Harvester of the United States (terminated in January 1982).


Began production of wheel loaders.

1966 Mar.

Completed construction of the present Tokyo Head Office (Komatsu Building). mpleted construction of the present Tokyo Head Office (Komatsu Building).

1967 Jan.

Established N.V. Komatsu Europe S.A., Komatsu's first overseas subsidiary in Belgium.

1968 May.

Began production of hydraulic excavators.

1968 Dec.

Completed construction of an integrated production facility for diesel engines at the Oyama Plant.

1968 Dec.

Komatsu-made KD60 snow vehicles reached the South Pole.


1970 Feb.

Established Komatsu America Corp. in the United States.

1971 Jan.

Established Komatsu Singapore Pte. Ltd. in Singapore.

1972 Dec.

Launched the business of small presses.

1973 Apr.

Completed construction of the Himi Plant for steel-castings.

1974 Sept.

Established Dina Komatsu Nacional S.A. de C.V. in Mexico.

1975 Apr.

Komatsu do Brasil Ltda. produced the D50A bulldozer, marking Komatsu's first offshore production of construction equipment.

1977 Oct.

Marketed the small-diameter pipe jacking system.

1979 Feb.

Established Komatsu Australia Pty., Ltd. in Australia.


1980 July.

Developed a super-large combination press line.

1981 Nov.

Received the Japan Quality Control Prize.

1982 Dec.

Established PT Komatsu Indonesia (production began in 1983) in Indonesia.

1984 Mar.

Introduced laser machines on the market.

1985 Feb.

Established Komatsu America Manufacturing Corp. in the United States.

1985 Aug.

Established Komatsu America Industries LLC in the United States.

1985 Dec.

Established Komatsu UK Ltd. in the United Kingdom.

1986 Aug.

Established Komatsu Industries Europe GmbH. in Germany.

1988 Sept.

Established Komatsu Dresser Company in the United States.

1989 July.

Made equity participation in Hanomag AG of Germany.

1989 Sept.

Launched sales of fine plasma cutting machines.

1989 Dec.

Established Komatsu Europe International N.V. in Belgium to coordinate and expand Komatsu's operations in Europe.


1991 Apr.

Established the Komatsu Women's Judo Team.

1991 Oct.

Established NS Komatsu Pty. Ltd., in Australia. (renamed Komatsu Australia Pty. Ltd. in June 2001)

1991 Nov.

Made equity participation in Fai S.p.A. in Italy.

1993 Oct.

Established Komatsu Cummins Engine Co., Ltd. and Cummins Komatsu Engine Company, in Japan and the United States, respectively.

1994 June.

Established Komatsu Industries Corporation and Komatsu Machinery Corporation.

1995 Apr.

Started sales of Excimer laser, as the main light source for next generation steppers.

1995 May.

Established Komatsu Changlin Construction Machinery Co., Ltd. (renamed Komatsu(Changzhou) Construction Machinery Corporation in November 2000) in China.

1995 Aug.

Established Komatsu Shantui Construction Machinery Co., Ltd. in China.

1995 Sept.

Established FKI Fai Komatsu Industries S.p.A. (renamed Komatsu Utility Europe S.p.A. in June 2000) in Ital

1995 Nov.

Established Bangkok Komatsu Co., Ltd. in Thailand.

1996 Jan.

Established Demag Komatsu GmbH (currently, Komatsu Germany GmbH) in Germany.

1996 Jan.

Made equity participation in Modular Mining Systems, Inc. of the United States.

1996 May.

Established Komatsu(Shanghai) Ltd. in China.

1997 Feb.

Established Komatsu Southern Africa (Pty) Ltd. in South Africa.

1997 Oct.

Established Komatsu Castex Ltd. in Japan by spinning off the steel casting division.


Developed KOMTRAX (Komatsu Machine Tracking System).

1998 Jan.

Established Industrial Power Alliance Ltd. in Japan as a joint venture with Cummins Engine of the United States for engine development.

1998 Feb.

Established L&T-Komatsu Limited. in India.

1999 Jan.

Established Komatsu Middle East FZE. in U.A.E. as a supervisory company for the construction equipment business in the Middle East region.

1999 May.

Established Komatsu Cummins Chile Ltda., a holding company of construction and mining equipment sales distributors in Chile, as a joint venture with Cummins Engine.

1999 Sept.

Launched the world's largest mechanical-drive WA1200 wheel loader.


2000 Nov.

Acquired Hensley Industries, Inc., an American construction and mining equipment component maker.

2001 Jan.

Established Komatsu (China) Ltd., a holding company in China.

2001 July.

Began equipping KOMTRAX on machines as a standard feature.

2004 Jan.

Established Komatsu Forest AB acquiring Partek Forest AB, a manufacturer and distributer of forestry equipment in Sweden.

2004 Aug.

Ayumi Tanimoto, a member of the Komatsu Women's Judo Club, won a gold medal in the Athens 2004 Olympic Games.

2006 Aug.

Established The KOMATSU Way.

2006 Oct.

Sold out 51% of Komatsu Electronic Metal's stock to SUMCO CORPORATION.

2007 Jan.

Completed the construction of three new plants, i.e. Ibaraki Plant, Kanazawa Plant (both in Japan) and Chennai Plant (in India).

2007 Apr.

Integrated Komatsu Forklift Co., Ltd. and Komatsu Zenoah into new Komatsu Utility Co., Ltd.


Began demining antipersonnel landmines and community redevelopment activities in cooperation with Japan Mine Action Service in Cambodia and Angola.

2008 Jan.

Launched the world's first Autonomous Haulage System (AHS).

2008 Mar.

Made NIPPEI TOYAMA (renamed Komatsu NTC Ltd. in October 2008) Corporation a wholly owned subsidiary.

2008 June.

Introduced the world's first hybrid hydraulic excavator.

2008 Aug.

Ayumi Tanimoto won a gold medal in the Beijing Olympic Games (her second straight victory.)

2009 Apr.

Reorganized Japanese sales and service structure for construction equipment and established Komatsu Construction Equipment Sales and Service Japan Ltd.


2011 Apr.

Merged with Komatsu Utility Co., Ltd.

2011 Apr.

Komatsu NTC Ltd. and Komatsu Machinery Corporation merged. Merged with Komatsu Engineering Corp.

2011 May.

"Komatsu-no-Mori" Created in Komatsu City, Home to Komatsu Ltd.

2011 May.

Gigaphoton Inc. has become a wholly owned subsidiary of Komatsu.

2012 Aug.

Mika Sugimoto wins a silver medal in London Olympics.

2013 June.

Launched medium-sized intelligent Machine Control bulldozers equipped with the world's first automatic blade control system.

2013 Oct.

Komatsu Shantui Construction Machinery wins the Deming Prize.

2014 Oct.

Merged with Komatsu Diesel Co., Ltd.

2015 Feb.

Embarked on SMARTCONSTRUCTION: ICT solutions to construction job sites.

2017 Apr.

Acquired Joy Global Inc., a leading U.S. manufacturer of mining equipment and changed the trade name to Komatsu Mining Corp.