| 1947-05 |
In May, Yoshio Horiguchi founded Horiguchi Internal Combustion Machinery Works in Shibuya-ku, Tokyo, as a machining and welding company for automobile parts. |
| 1947-10 |
Registered with Tokyo Metropolitan Transportation Bureau |
| 1948-05 |
In May, Established Horiguchi Internal Combustion Equipment Works Ltd. |
| 1952-04 |
Registered with Tokyu Corporation Automobile Department (now Tokyu Bus Corporation) |
| 1955-04 |
Registered with the Automobile Department of Sagami Railway Co. |
| 1955-12 |
In December, the company changed its corporate name to Horiguchi Internal Combustion Equipment Industries, Inc. and Yoshio Horiguchi was appointed president. |
| 1957-04 |
Registered with Sagami Railway Co., Ltd. |
| 1960-04 |
Registered with Yokohama Municipal Transportation Bureau |
| 1963-04 |
Registered with the Japan Ground Self-Defense Force Arms Supply Office |
| 1965-02 |
In February, Chofu Plant was established in Chofu City, Tokyo. In addition to automobile and construction machinery repair, the company expands its business to include ship-related and special vehicle manufacturing. |
| 1965-04 |
Registered with the 1st Supply Office of the Air Self-Defense Force |
| 1966 |
Registered with the U.S. Army Procurement Office in Japan |
| 1966-04 |
Registered with the Yokosuka District Admiral of the Maritime Self-Defense |
| 1968-06 |
In June, KAMATA Factory was established in Kamata, Ota-ku, Tokyo. Established a complete build-to-order production system for aircraft ground support equipment and special vehicles. |
| 1970-04 |
Registered with the 3rd Supply Office of the Air Self-Defense Force |
| 1970-10 |
Registered with the Procurement Implementation Headquarters, Defense Agency |
| 1973-04 |
In April, Narita Plant was established in Narita City, Chiba Prefecture. Expanded design and manufacturing of aircraft ground support equipment, etc. for airline companies and the Defense Agency. |
| 1976-04 |
Registered with the Metropolitan Police Department |
| 1976-10 |
Registered as the 4th Supply Office of the Air Self-Defense Force |
| 1981-01 |
Registered with Nagoya Aerospace Systems Works, Mitsubishi Heavy Industries, Ltd. |
| 1985-08 |
In August, the Chofu Plant was expanded to include related machinery for the manufacture and repair of crankshafts and various eccentric shafts, etc., creating a system capable of performing integrated operations. |
| 1989-04 |
In April, Sagamihara Plant was established in Sagamihara City, Kanagawa Prefecture. Moved head office and plant divisions to Sagamihara Plant and administration division to Prime Horiguchi Building in Ebisu-Nishi, Shibuya-ku, Tokyo. |
| 1992-09 |
In September, Yoshio Horiguchi, Chairman and Noboru Horiguchi, Director and President. |
| 1994-03 |
Registered with Chiba Prefectural Police Headquarters |
| 1997-07 |
Registered with the Technical Research Division of the Defense Agency |
| 1997-08 |
In August, Signed a license agreement with Pratt & Whitney, an American aircraft engine manufacturer, and began production of PW4000 series engine transfer dollies and cradles. |
| 1997-08 |
Signed a license agreement with Pratt & Whitney, an aircraft engine manufacturer in the U.S., for engine and cradle for PW4000. |
| 1998-04 |
In April, Takumi Horiguchi became President and Representative Director. |
| 1998-11 |
In November, Narita Plant obtained ISO9001 certification to improve the quality of manufacturing and repair of ground support equipment for aircraft. |
| 1998-11 |
ISO9001 certification obtained for Narita Plant. |
| 1999-07 |
Received a letter of appreciation from the Defense Procurement Facilities Headquarters |
| 2004-05 |
In May, Shoji Horiguchi was appointed President and Representative Director. |
| 2005-04 |
In April, the company name was changed to Horiguchi Engineering Co. |
| 2005-07 |
In July, the company concluded a domestic distributorship agreement with Expansion Seal Technologies (EST), a U.S. manufacturer of POP plugs. |
| 2007-02 |
In February, delivered a tail fin maintenance work platform for a KC-767 aerial refueling aircraft to Komaki Air Base, Japan Air Self-Defense Force. |
| 2009-10 |
In October, JIS Q 9100 (Aerospace Quality Management System) certification was obtained for the Narita Plant. |
| 2009-10 |
JIS Q 9100 (Aerospace Quality Management System) certification obtained at Narita Plant |
| 2010-11 |
Received a letter of appreciation from the Defense Facilities Headquarters, Ministry of Defense |
| 2011-04 |
In April, to improve the efficiency of the repair and manufacturing departments, the Narita Plant was renovated and expanded, and the Sagamihara Plant was integrated into the Narita Plant. |
| 2013-04 |
In April, MHI concluded an agency agreement with Hydro Systems KG, a German manufacturer of aircraft ground support equipment, for the sale and repair of aircraft jacks. |
| 2013-04 |
Concluded an agency agreement with Hydro Systems KG, a German manufacturer of aircraft ground support equipment, for sales and repair of aircraft jacks. |
| 2013-07 |
Received a letter of appreciation from the 1st Supply Office of the Air Self-Defense Force. |
| 2014-03 |
富士重工業株式会社（現・株式会社SUBARU）航空宇宙カンパニー登録 |
| 2014-03 |
Registered with the Aerospace Company of Fuji Heavy Industries Ltd. |
| 2014-08 |
一般建設業 東京都知事 許可（般-26）第142027号 機械器具設置工事業の資格を取得 |
| 2014-08 |
In August, obtained a General Construction License No. (Han-26) 142027 granted by the Governor of Tokyo for machinery and equipment installation work. |
| 2014-08 |
Licensed as a general construction company by the Governor of Tokyo, License (Han-26) No. 142027, for machinery and equipment installation work. |
| 2017-02 |
アメリカ・Pratt＆Whitney社とPW1000Gシリーズのライセンス生産契約を締結 |
| 2017-02 |
Concluded a license production contract with Pratt & Whitney of the U.S. for the PW1000G series. |
| 2017-10 |
Tokai Sales Office was opened in Obu City, Aichi Prefecture, to strengthen services to the Kansai, Hokuriku, and Tokai areas. |
| 2018-07 |
Area 10 of Plant No. 3 was added to the Narita Plant for the purpose of servicing large aircraft jacks and other equipment. |
| 2018-12 |
アメリカ・Pratt＆Whitney社と PW1100Gエンジンスタンドのライセンス生産契約を締結 |
| 2018-12 |
Signed a license production agreement with Pratt & Whitney, USA, for the PW1100G engine stand. |
| 2018-12 |
Concluded a license production contract for PW1100G engine stand with Pratt & Whitney of the U.S. |
| 2019-02 |
住友重機械建機クレーン株式会社の認定工場に指定 |
| 2019-02 |
Designated as an approved factory of Sumitomo Heavy Industries Construction Crane Co. |
| 2019-04 |
全日空商事株式会社と航空機関連支援器材および治工具類の販売契約締結 |
| 2019-04 |
Concluded a sales agreement with ANA Trading Co., Ltd. for aircraft-related support equipment and jigs and tools. |
| 2019-05 |
アメリカ・航空機用整備器材メーカーのFarwest Aircraft社とサプライヤー契約を締結 |
| 2019-05 |
Signed a supplier agreement with Farwest Aircraft, a U.S. manufacturer of aircraft maintenance equipment. |
| 2019-05 |
Concluded a supplier agreement with Farwest Aircraft, an aircraft maintenance equipment manufacturer in the U.S. |
| 2020-10 |
多摩川スカイプレシジョン株式会社より、BK-117ヘリコプター関連製品事業の移管 |
| 2020-10 |
BK-117 helicopter-related product business transferred from Tamagawa Sky Precision Co. |
| 2021-03 |
アメリカ・Pratt＆Whitney社とPW1100G-JM用エンジンスタンドのライセンス契約を締結 |
| 2021-03 |
Signs a license agreement with Pratt & Whitney of the U.S. for an engine stand for the PW1100G-JM. |
| 2021-03 |
Concluded a license agreement with Pratt & Whitney of the U.S. for an engine stand for the PW1100G-JM. |
| 2022-03 |
Delivered a tail fin maintenance work platform for KC-46A aerial refueling aircraft to Miho Air Base, Japan Air Self-Defense Force. |
| 2022-04 |
アメリカ・航空機地上支援器材メーカーのAdvanced Ground Systems Engineering社と日本で唯一のサービスセンター契約を締結 |
| 2022-04 |
Signs Japan's only service center agreement with Advanced Ground Systems Engineering, a U.S. manufacturer of aircraft ground support equipment. |
| 2022-04 |
Signed Japan's only service center agreement with Advanced Ground Systems Engineering, an American manufacturer of aircraft ground support equipment. |
| 2023 |
Plant No. 1 was reconstructed at Narita Plant to expand productivity and strengthen quality control. |
| 2024-01 |
古物商の取得（古物商許可番号；東京都公安員会 第303312322584号） |
