Azbil - Company History

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Financial history 1949–2026 — revenue, cost structure, balance sheet, cash flow and key ratios, year by year →

Founded 1906
Founder Yamaguchi Takehiko 山口武彦
Founding location 東京都中央区
Core business at founding Import and sale of European and American machine tools and cutting tools
Listed 1961
President Yamamoto Kiyohiro President since 2020 (age 61, as of 2026)
Current priority Overseas expansion · Shareholder returns Taking overseas sales past half of the total, and a dividend on equity ratio of 5.6 per cent
Founding
In December 1906 Yamaguchi Takehiko founded Yamatake Shokai at Gorobei-cho, Kyobashi-ku, in the city of Tokyo. It was a trading house that described itself as a direct importer of European and American machinery and tools, dealing in machine tools and cutting tools from firms such as Schuchardt & Schütte of Germany. When the falling exchange rate made imported machinery expensive, it moved to importing instruments from the Brown Instrument Company of the United States in unfinished form and assembling them in Japan, and began that assembly at the Yaesu Building in July 1932, at almost the same moment it was reorganised as a joint-stock company. In April of the following year it opened an instrument works at Omori and changed its business from importer to instrument maker. After the war the main Omori plant was designated for reparations, the company gave up making machine tools, and in August 1949 Yamatake Keiki was established as a successor company under the Corporate Reconstruction and Reorganisation Law. The name changed to Yamatake-Honeywell Keiki in 1956, to Yamatake in 1998 and to Azbil in April 2012.
The Decision
The technology was borrowed from outside, but half of the management rights was never handed over. In May 1952, once the peace treaty had come into force, President Yamaguchi Takehiko sailed for the United States and opened negotiations with the Minneapolis-Honeywell Regulator Company. The American side asked for 51 per cent; Yamaguchi refused to move from fifty-fifty, on the ground that a relationship in which control was contested would not be joint management, and in January 1953 the joint venture was concluded with a fifty per cent shareholding. A single-product maker of industrial instruments thereby took on two fields it had no experience of at the same time — HVAC control equipment and microswitches. By the end of March 1961 industrial instruments had fallen to 56.0 per cent of sales. The half that was never handed over is what left all three fields in the company's own hands after the alliance was untied forty-nine years later.
Today
The most profitable business is not instrumentation for factories but air conditioning for buildings. Of revenue of $1.9B (¥299bn) in the year to March 2026, Building Automation accounted for $985.7M (¥156bn), and of operating profit of $299.1M (¥47bn) that one business produced $182.7M (¥29bn). Advanced Automation, aimed at factories, came to $694.2M (¥110bn) and $112.5M (¥18bn); Life Automation, the gas and water meter business, stopped at $208.6M (¥33bn) and $3.8M (¥600m). The three-business structure was assembled after two share buy-backs dissolved the forty-nine-year capital relationship with Honeywell: Yamatake Building Systems and Yamatake Industrial Systems, spun off earlier, were absorbed back into the parent in April 2003, and Kimmon Manufacturing was made a wholly owned subsidiary by 2008. In October 2024 the pharmaceutical equipment maker Azbil Telstar was transferred to Syntegon of Germany, subtracting one field that was not producing profit.
Competition
The competitive advantage comes not from the performance of the instruments but from the number of fields the company covers. In 1977 Yamatake-Honeywell, having brought industrial instruments down to 44.6 per cent of sales while growing electronic equipment and HVAC controls, passed Yokogawa Electric — where industrial instruments made up nearly eight-tenths of sales — on recurring profit and took first place in the industry. The weakness of a business that leans on single instruments showed up in the ranking, and this spread of fields goes back to the comprehensive agreement of 1953, under which all three were taken on at once. In the year to March 2026 the same pairing holds: a building business whose demand follows new construction and renovation, and a factory business whose demand follows capital investment. Holding control markets with different cycles inside one company is what left a structure in which group operating profit can still rise in a year when one of them sinks.

Timeline

1906–1989The Honeywell alliance begins, and instruments are made at home

  1. 1906Yamatake Shokai founded in Tokyo, importing European and American machine tools
  2. 1932Reorganised as a joint-stock company; in-house assembly of industrial instruments begins
  3. 1933Instrument plant completed at Omori, named the Yamatake Shokai instrument works
  4. 1939Brown Instrument products localised at the Kamata plant
  5. 1942Renamed Yamatake Kogyo; the trading division is spun off
  6. 1949Yamatake Keiki established under the Corporate Reconstruction and Reorganisation Law
  7. 1953Technical and capital alliance with Honeywell, which takes a 50 per cent stake
  8. 1956Renamed Yamatake-Honeywell Keiki
  9. 1958Shares offered over the counter
  10. 1961Fujisawa plant opens for microswitches and HVAC controls; TSE Second Section listing
  11. 1963Yamatake Keiso established, entering HVAC instrumentation and installation
  12. 1965Entry into industrial instrument maintenance
  13. 1966Renamed Yamatake-Honeywell
  14. 1972Samukawa plant opens, producing control valves
  15. 1973Isehara plant produces BA central monitoring systems and control panels

1990–2019The alliance fully dissolved, and the birth of Azbil: an independent company redefined

  1. 1990Honeywell's shareholding falls from 50 per cent to 24.15 per cent
  2. 1990The technical alliance agreement is replaced by a comprehensive alliance
  3. 1997The Honeywell alliance is broken down into contracts by business
  4. 1998Renamed Yamatake
  5. 1998Domestic sales of the building and industrial systems businesses moved to subsidiaries
  6. 2002The capital alliance with Honeywell is dissolved
  7. 2003Yamatake Building Systems and Yamatake Industrial Systems are absorbed
  8. 2005Preferred shares in Kimmon Manufacturing acquired
  9. 2006Kimmon preferred shares converted to ordinary shares; voting rights reach 43.31 per cent
  10. 2008Kimmon Manufacturing becomes a wholly owned subsidiary through a share exchange
  11. 2012Renamed Azbil
  12. 2019New production building opens at the Shonan plant; metropolitan production consolidated

2020–2025Four consecutive years of higher sales and profit under Yamamoto, and a new plan

  1. 2020Yamamoto Kiyohiro becomes president; Sone Hirozumi takes the chair
  2. 2021Medium-term plan for fiscal 2021–2024 begins under advanced automation
  3. 2022Moves to the Prime Market of the Tokyo Stock Exchange
  4. 2022Converts to a company with nominating, audit and compensation committees
  5. 2024Azbil Telstar transferred to Syntegon Technology's Falcon Acquisition
  6. 2024Fourth consecutive year of higher sales and profit closes the medium-term plan
  7. 2025Azbil Vietnam Production established
  8. 2025New medium-term plan for fiscal 2025–2027, Evolution and Co-creation, begins

Founding Story

1906–1989The Honeywell alliance begins, and instruments are made at home

For its first eight decades the company sold what other people made, then learned to make it: an importer of European and American machine tools that turned itself into an instrument manufacturer when a falling yen priced its own goods out of the market, and that took an American partner in 1953 on terms of exact equality. The postwar successor company began in 1949 with sales of $19,444 (¥7m); by 1984, with control valves, HVAC controls and whole-building automation added to the line, it was selling $330.9M (¥79bn) a year.

From Yamatake Shokai to an instrument maker: an importer becomes a manufacturer

In December 1906 Yamaguchi Takehiko (山口武彦) founded Yamatake Shokai at Gorobei-cho, Kyobashi-ku, in the city of Tokyo — today's Yaesu in Chuo-ku[1]. At the outset it was a trading house dealing in machine tools and cutting tools from firms such as Schuchardt & Schütte of Germany (シュッカルト・シュッテ), advertising itself as a direct importer of European and American machinery and tools[2]; it was not a manufacturer. When the falling exchange rate made imported machinery expensive, Yamatake Shokai looked for a way out in making the imported goods at home, and began bringing in instruments from the Brown Instrument Company of the United States in unfinished form to be assembled in Japan[3]. Assembly of Brown instruments started at the Yaesu Building at almost the same moment the firm was reorganised as a joint-stock company in July 1932[4]. In 1933 it absorbed Omori Machine Works, turning it into the Omori plant and taking up the manufacture of machine tools[5], and set up an instrument works at Omori as well — completing the change from importer to instrument maker. In 1936 it localised production of a control valve for Nippon Oil[6], and in April 1939 it built a dedicated instrument factory at Nishi-Rokugo in Ota-ku (today's Kamata plant)[7], moving to full domestic production of Brown instruments[8].

In April 1942 the firm changed its name to Yamatake Kogyo and at the same time spun off its trading division[9], separating manufacturing from commerce. In the business conditions of wartime, the ability to design instruments in-house and to build them in Japan was established as the foundation of the business. After the war the main Omori plant was designated as a machine-tool factory subject to reparations removals, so the company gave up making machine tools and narrowed itself to instrumentation[10]. In August 1949, under the Corporate Reconstruction and Reorganisation Law (企業再建整備法), Yamatake Kogyo was liquidated and Yamatake Keiki was newly established as its successor company, restarting the manufacture and sale of instruments[11]. In the course of postwar reconstruction the firm was redefined as a specialist instrument maker, and that became the starting point for everything that followed. The founder Yamaguchi Takehiko had spent three imperial eras — Meiji, Taisho and Showa — introducing the latest European and American technology to Japan ahead of anyone else[12]; that accumulation as an importer, together with the manufacturing capability acquired under wartime conditions, gave the company the ground on which it rebuilt itself after the war as an instrument manufacturer.

The Honeywell alliance (1953): a fifty per cent stake and instruments built in Japan

In January 1953 Yamatake Keiki signed a technical and capital alliance agreement with Honeywell Inc. of the United States[13], entering a joint venture in which Honeywell held fifty per cent[14]. Honeywell was the largest full-line automation equipment maker in the United States, and during the war it had absorbed the Brown Instrument Company — the very firm whose instruments Yamatake Shokai had localised before the war — so the postwar alliance was a continuation of that earlier work on Brown instruments[15]. Japanese industry in the reconstruction years lacked instrumentation and control technology, and the process automation and building automation technology Honeywell held had to be brought in. In July 1956 the company renamed itself Yamatake-Honeywell Keiki[16], writing the alliance into the corporate brand itself. It went on to raise its standing in the capital markets: an over-the-counter share offering in August 1958[17], a listing on the Second Section of the Tokyo Stock Exchange in October 1961[18], and a listing on the First Section in February 1969[19]. Yamatake had tied up with a foreign company earlier than its rivals, and on that base it set out as a full-line maker of automation equipment.

The Fujisawa plant, built in April 1961, began producing microswitches and HVAC control equipment[20], putting in place the manufacturing base for the air-conditioning controls that would become the core of the later building automation (BA) business. In October 1963 the company established Yamatake Keiso — later Yamatake Building Systems — and entered the HVAC instrumentation and installation business[21], folding equipment sales and installation services into a single operation. In November 1972 it built the Samukawa plant (today's Shonan plant) and began making control valves[22], securing a production site for process automation (PA) equipment. The Isehara plant, built in August 1973, produced BA central monitoring systems and control panels[23], strengthening the manufacturing capacity of the BA business. Across the 1960s and 1970s the company swapped out the structure of its earnings, moving from selling instruments to contracting for the automation of whole buildings.

Unwinding the alliance in stages: thirty-seven years toward independence

In March 1990 Honeywell's shareholding fell[24] from fifty per cent to 24.15 per cent[25], the first stage in dissolving the joint venture. In November 1990 the technical alliance agreement was replaced by a comprehensive alliance agreement[26], and in October 1997 that comprehensive agreement was broken down further into separate alliance contracts for each business[27]. As the framework of the alliance shrank, the company changed its name in July 1998 from Yamatake-Honeywell to Yamatake[28], announcing its departure from the Honeywell brand and a stronger independent identity. In October 1998 it transferred part of its domestic sales operations to Yamatake Building Systems and Yamatake Industrial Systems[29], shifting to running the businesses through subsidiaries organised by segment. Shedding its dependence on the alliance was a management decision taken at the point where Yamatake's own accumulated technology had reached a sufficient level.

The narrowing of the alliance through the 1990s ran in parallel with the restructuring of Honeywell's own business portfolio. From the middle of the decade the American parent was redefining its core instrumentation and control business, and its incentive to maintain a fifty-fifty joint venture in the Japanese market was falling. For Yamatake, the task was to move from dependence on Honeywell technology to a development capability of its own, and the shrinking of the alliance framework was the result of the two companies' interests coinciding. The change of name in 1998 was a redefinition of corporate identity in the middle of that process of dissolution. Taken together, the narrowing of the alliance and the change of name were also a signal of reconstruction as an independent measurement and control manufacturer.

Read the full history in Japanese →

Notes

  1. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  2. Seventy-Five Years of Yamatake-Honeywell 山武ハネウエル七十五年史 — company history, 1982↩
  3. Seventy-Five Years of Yamatake-Honeywell 山武ハネウエル七十五年史 — company history, 1982↩
  4. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  5. 企業の歴史 : 明治百年 — Corporate Histories: A Century of Meiji, Keizai Shunju-sha, 1968↩
  6. Seventy-Five Years of Yamatake-Honeywell 山武ハネウエル七十五年史 — company history, 1982↩
  7. 企業の歴史 : 明治百年 — Corporate Histories: A Century of Meiji, Keizai Shunju-sha, 1968↩
  8. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  9. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  10. 企業の歴史 : 明治百年 — Corporate Histories: A Century of Meiji, Keizai Shunju-sha, 1968↩
  11. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  12. Seventy-Five Years of Yamatake-Honeywell 山武ハネウエル七十五年史 — company history, 1982↩
  13. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  14. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  15. 企業の歴史 : 明治百年 — Corporate Histories: A Century of Meiji, Keizai Shunju-sha, 1968↩
  16. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  17. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  18. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  19. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  20. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  21. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  22. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  23. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  24. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  25. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  26. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  27. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  28. Azbil, annual securities report 有価証券報告書 — corporate history section↩
  29. Azbil, annual securities report 有価証券報告書 — corporate history section↩

References & sources

  1. Seventy-Five Years of Yamatake-Honeywell, Yamatake-Honeywell, May 1982 — the principal source for the founding, the change of business into instrument manufacture, the 1953 alliance and the plant history.
  2. Corporate Histories: A Century of Meiji, Keizai Shunju-sha (1968), the Azbil entry.

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