Johnson Controls
Corporate brand
UnclaimedGlobal building-technology company providing HVAC, fire, security, automation, and energy-efficiency solutions.
Last updated August 31, 2026
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Overview
Johnson Controls International plc is a multinational building-technology company whose principal activities center on heating, ventilation and air-conditioning, building automation, fire protection, security, refrigeration, and related services. Although its historical roots include automotive batteries, vehicle interiors, facilities management, and industrial products, the company has progressively refocused on buildings and digital infrastructure. Its customers include commercial-property owners, industrial operators, hospitals, retailers, data-center companies, public institutions, and residential and light-commercial users. The company traces its origins to Warren S. Johnson, a professor who patented an electric room thermostat in 1883. In 1885, Johnson and Milwaukee investors incorporated the Johnson Electric Service Company to manufacture, install, and maintain automatic temperature-control systems. This early focus on controlling indoor conditions established the foundation for a business that later expanded into building-management systems, mechanical equipment, fire and security products, and energy services. Johnson Controls adopted its current name in 1974 after acquiring Standard Electric Time Company. It expanded substantially through acquisitions, including Globe-Union in 1978, which gave it a major automotive-battery business, and York International in 2005, which strengthened its HVAC portfolio. The company also acquired or developed operations in automotive seating, facilities management, industrial refrigeration, and building services. Several of these businesses were later sold or separated. Automotive Experience became Adient in 2016, Global WorkPlace Solutions was sold to CBRE in 2015, and Power Solutions was sold to Brookfield Business Partners in 2019 and became Clarios. In 2016, Johnson Controls combined with Tyco International. The transaction created Johnson Controls International plc, headquartered in Cork, Ireland, and brought Tyco's fire-protection and security capabilities into the group. The transaction was widely discussed as a tax-inversion deal because the combined company was incorporated in Ireland. The merger also materially changed the company's geographic structure and portfolio. Johnson Controls subsequently concentrated more strongly on integrated building solutions, including connected equipment, building-management software, energy optimization, and decarbonization services. The company's building portfolio includes York and Coleman HVAC equipment, Metasys building-management systems, OpenBlue digital solutions, Tyco fire and security offerings, and industrial refrigeration brands such as Frick and Sabroe. Johnson Controls works across the building lifecycle: designing and supplying equipment, installing systems, integrating controls, monitoring performance, servicing assets, and helping customers reduce energy use and emissions. Its OpenBlue platform is positioned as a digital layer connecting building systems, operational data, analytics, and sustainability programs. The company has also expanded its relevance to data centers and other high-density facilities. In 2021 it completed the acquisition of Silent-Aire, a specialist in data-center cooling systems. In 2024 it announced an agreement to sell a portfolio of residential and light-commercial heating and ventilation assets to Bosch, indicating a continued effort to simplify and focus the portfolio while emphasizing commercial buildings, digital services, and advanced infrastructure. Johnson Controls remains a publicly traded company on the New York Stock Exchange under the symbol JCI. Its modern identity is less that of a diversified conglomerate than a global provider of intelligent, healthy, safe, and sustainable building technologies and services.
History
Johnson Controls began with Warren S. Johnson's 1883 patent for an electric room thermostat. In 1885, Johnson and Milwaukee investors established the Johnson Electric Service Company to manufacture and service automatic temperature-regulation equipment. After Johnson's death in 1911, the business concentrated on temperature-control systems for non-residential buildings, establishing the long-term basis of its building-technology operations. The company broadened its industrial and commercial scope during the twentieth century. It acquired Standard Electric Time Company in 1970 and adopted the Johnson Controls name in 1974. In 1978, it acquired Globe-Union, entering the automotive-battery industry, while also divesting Standard Electric Time. The company later expanded into automotive seating through acquisitions including Hoover Universal and Ferro Manufacturing in 1985. In 1989, it acquired Pan Am World Services, adding facilities-management services for airports, military bases, and government installations. Johnson Controls continued to build its HVAC and building-solutions platform through acquisitions and international expansion. The purchase of York International in 2005 strengthened its position in heating, air-conditioning, and refrigeration. Building Technologies and Solutions became the company's central operating area, combining mechanical equipment with controls, fire protection, security, installation, maintenance, and energy-efficiency services. The company participated in retrofit and new-construction projects, including energy-efficiency work on prominent buildings. During the 2007–2009 recession, Johnson Controls faced pressure from weakness in construction and automotive markets. Its leadership advocated government support for automotive manufacturers and suppliers. The company later changed leadership, with Alex Molinaroli becoming chairman and chief executive officer in 2013. Portfolio restructuring accelerated in the mid-2010s. Global WorkPlace Solutions was sold to CBRE in 2015. On 25 January 2016, Johnson Controls announced its combination with Tyco International. The transaction closed in September 2016, producing Johnson Controls International plc and establishing its headquarters in Cork, Ireland. Tyco contributed major fire-protection and security businesses. The transaction was criticized in the United States as a tax inversion, and public discussion also focused on workforce reductions and the financial consequences of the restructuring. The former Automotive Experience division was spun off as Adient on 31 October 2016. George Oliver became chairman and chief executive officer in September 2017. Johnson Controls also exited Power Solutions: it agreed to sell the division to Brookfield Business Partners in 2018, and the transaction closed in 2019. The business was reorganized as Clarios. Other joint ventures and specialized activities, including automotive-battery and advanced-battery partnerships, were likewise ended or restructured. In the building-technology era, Johnson Controls has emphasized connected systems and digital services. Its OpenBlue platform links building equipment, automation, analytics, and sustainability initiatives. The 2021 acquisition of Silent-Aire expanded the company's data-center cooling capabilities. The company has also pursued security robotics and connected building services. In September 2023, it disclosed a ransomware incident that affected information systems. In 2024, it announced a proposed sale of selected heating and ventilation assets to Bosch, reflecting a continuing focus on commercial building technologies, digital infrastructure, and integrated services.
- 2023
Ransomware incident
[1]A cyberattack disrupted selected information systems and prompted an immediate response.
- 2021
Silent-Aire acquisition completed
[1]The company acquired a data-center cooling specialist.
- 2019
Power Solutions becomes Clarios
[1]The automotive-battery division was sold to Brookfield Business Partners and reorganized as Clarios.
- 2016
Tyco combination completed
[1]The merger created Johnson Controls International plc and combined building, fire, and security operations.
- 2016
Adient separation
[1]The Automotive Experience division began trading independently as Adient.
- 2015
Global WorkPlace Solutions sold to CBRE
[1]The outsourced facilities-management and corporate-real-estate unit was sold to CBRE.
- 2005
York International acquired
[1]Johnson Controls acquired the HVAC and refrigeration manufacturer for approximately $3.2 billion.
- 1989
Pan Am World Services acquired
[1]The deal expanded Johnson Controls' facilities-management activities.
- 1978
Globe-Union acquired
[1]The acquisition brought a major automotive-battery operation into the company.
- 1974
Company renamed Johnson Controls
[1]Following the acquisition of Standard Electric Time Company, the business adopted the Johnson Controls name.
Products and positioning
Global provider of smart, healthy, safe, and sustainable building technologies and integrated services.
Digital building platform
OpenBlue
OpenBlue is Johnson Controls' digital and connected-building portfolio. It brings together building-management data, connected equipment, analytics, automation, and sustainability services. The platform is intended to help owners and operators monitor conditions, optimize energy consumption, improve occupant experience, and support decarbonization programs across portfolios of buildings.
HVAC and refrigeration
York
York is a major Johnson Controls HVAC brand serving commercial, industrial, institutional, and selected residential markets. Its portfolio includes air-conditioning, heating, chiller, and related mechanical equipment used in new construction, replacement, and large-building applications.
Building automation
Metasys
Metasys is Johnson Controls' building-management and automation system. It integrates mechanical systems, controls, alarms, and operating information so facility teams can supervise building performance and coordinate HVAC, energy, and other building functions.
Fire and security · 2016
Tyco
Tyco-branded products and services form part of Johnson Controls' fire-protection and security portfolio. Offerings include fire detection, suppression, access control, video surveillance, intrusion protection, and related monitoring and integration services.
Residential HVAC
Coleman Heating & Air Conditioning
Coleman is a heating and air-conditioning brand used for residential and light-commercial equipment. It entered Johnson Controls through the company's acquisition of Evcon in 1996 and is associated with furnaces, air conditioners, heat pumps, and related systems.
Data-center cooling
Silent-Aire
Silent-Aire supplies cooling and thermal-management systems for data centers and other high-density computing environments. Johnson Controls completed its acquisition of the company in 2021 to strengthen its data-center infrastructure offering.
Controversies
2023
Ransomware attack
Johnson Controls experienced a ransomware attack that encrypted numerous devices and servers. The company shut down or restricted specific information-technology systems as part of its response.
2022
Wisconsin sues Johnson Controls and Tyco over PFAS pollution
Wisconsin Attorney General Josh Kaul filed a lawsuit against Johnson Controls and Tyco Fire Products over alleged PFAS pollution in northeastern Wisconsin. The lawsuit alleges that Tyco released firefighting foam into the environment and that Johnson Controls failed to properly investigate the contamination. These are allegations in the lawsuit, not findings stated in the source.
2016
Tyco merger tax-inversion controversy
The combination with Tyco moved the corporate headquarters to Ireland and was criticized as a tax-inversion transaction intended to reduce exposure to U.S. corporate taxation. The deal also attracted scrutiny over restructuring costs and executive benefits.
1991
United States Supreme Court reproductive-workplace ruling
In United Automobile Workers v. Johnson Controls, Inc., the Supreme Court ruled for the plaintiffs and held that an employer could not exclude fertile women from lead-exposed jobs on the basis of fetal-protection concerns. The decision became a significant employment-discrimination precedent.
1982
Fetal protection policy
Johnson Controls adopted a policy restricting women from certain battery-production jobs because of potential fetal exposure to lead. The policy allowed access to the work only under conditions that included documented inability to bear children, prompting litigation by affected employees and the United Automobile Workers.
Brand decisions
2024
Proposed sale of HVAC portfolio to BoschM&ABackground
Johnson Controls continued to simplify its portfolio and emphasize commercial building systems and services.
Action taken
The company announced plans to sell a portfolio of heating and ventilation units to Bosch.
Aftermath
The proposed transaction represented another step toward portfolio concentration, subject to completion and applicable conditions.
Announced transaction value. $6.7 billion (2024 announcement)
2021
Acquire Silent-AireM&ABackground
Growing data-center construction created demand for specialized cooling and thermal-management systems.
Action taken
Johnson Controls acquired Silent-Aire, paying $630 million upfront with contingent consideration that could bring the total price to $870 million.
Aftermath
The acquisition broadened Johnson Controls' presence in data-center cooling and digital infrastructure.
Acquisition consideration. $630 million upfront; total capped at $870 million (2021)
2019
Sell Power SolutionsStrategyBackground
The automotive-battery business was no longer central to the company's building-technology strategy.
Action taken
Johnson Controls sold Power Solutions to Brookfield Business Partners, which reorganized it as Clarios.
Aftermath
Johnson Controls exited its large automotive-battery operation and further focused its portfolio on building technologies and services.
2016
Combine with Tyco InternationalM&ABackground
Johnson Controls sought to combine its building and industrial capabilities with Tyco's fire-protection and security businesses while creating an Irish-headquartered international company.
Action taken
The companies announced the transaction in January 2016 and completed it in September 2016, creating Johnson Controls International plc.
Aftermath
The transaction expanded the fire and security portfolio and generated controversy over tax inversion, workforce restructuring, and executive compensation.
2016
Separate Automotive Experience as AdientStrategyBackground
Automotive seating had become a distinct and capital-intensive business compared with Johnson Controls' building-technology focus.
Action taken
Johnson Controls spun off the Automotive Experience division as Adient, which began trading publicly on 31 October 2016.
Aftermath
Johnson Controls became more concentrated on buildings, while Adient operated independently as an automotive supplier.
Recent events
Reported
Wisconsin sues Johnson Controls and Tyco over PFAS pollution[3]
Wisconsin Attorney General Josh Kaul filed a lawsuit against Johnson Controls and Tyco Fire Products over alleged PFAS pollution in northeastern Wisconsin. The lawsuit alleges that Tyco released firefighting foam into the environment and that Johnson Controls failed to properly investigate the contamination. These are allegations in the lawsuit, not findings stated in the source.
Reported
Johnson Controls completes acquisition of FogHorn[4]
Johnson Controls said it completed its acquisition of FogHorn, a developer of Edge AI software for industrial and commercial IoT solutions.
Reported
Johnson Controls, Alibaba Cloud and Accenture establish partnership[5]
Johnson Controls, Alibaba Cloud and Accenture signed a memorandum of understanding to establish long-term cooperation in data-center intelligent operations, sustainable smart buildings and parks, and related technology development.
Reported
Johnson Controls completes acquisition of Silent-Aire[6]
Johnson Controls announced that it had completed its acquisition of Silent-Aire.
Reported
ODS Global and Johnson Controls announce strategic partnership[7]
ODS Global and Johnson Controls announced a strategic partnership to foster innovation and efficiencies in building operations. The partnership includes adding Building and Energy Management Systems offered by Johnson Controls subsidiary EasyIO to ODS Global's existing services portfolio.
Reported
Johnson Controls launches remote building management services in Middle East and Africa[8]
Johnson Controls announced a flexible service suite for customers in the Middle East and Africa, offering remote and contactless building services powered by OpenBlue technology. The article says the offering would be available in the region from October 2020.
Johnson Controls launches flexible remote building-management services in Asia Pacific[9]
Johnson Controls announced the launch of a flexible service suite for customers in Asia Pacific, using OpenBlue digital technology to provide remote and contactless building services. The offering was stated to be available in Asia Pacific from October.
Reported
Johnson Controls launches Tyco Illustra Insight[10]
Johnson Controls launched Tyco Illustra Insight, a facial biometric identity recognition device intended to provide physical access security in workplaces.
Reported
Johnson Controls announces OpenBlue Healthy Buildings launch plan[11]
Johnson Controls announced that it will launch OpenBlue Healthy Buildings, a suite of digital solutions intended to make shared spaces safer as people return to offices.
- Unconfirmed
Johnson Controls launches OpenBlue digital platform[12]
Johnson Controls is launching OpenBlue, a suite of connected solutions and services combining the company's building expertise with technology. The source provides no publication date.
Sources21 sources
- 1Johnson Controlsen.wikipedia.org
- 2Johnson Controls official websitejohnsoncontrols.com
- 3Wisconsin sues Johnson Controls and Tyco over PFAS pollutionfox6now.com
- 4Johnson Controls 完成收购 FogHornfinanznachrichten.de
- 5江森自控、阿里云与埃森哲建立合作prnasia.com
- 6Johnson Controls 完成对 Silent-Aire 的收购prnewswire.com
- 7ODS Global与江森自控宣布建立战略合作伙伴关系gulfnews.com
- 8江森自控在中东和非洲推出远程楼宇管理服务prnewswire.com
- 9江森自控在亚太地区推出灵活的远程楼宇管理服务eco-business.com
- 10Johnson Controls推出Tyco Illustra Insightbiometricupdate.com
- 11Johnson Controls宣布OpenBlue Healthy Buildings推出计划prnewswire.com
- 12Johnson Controls 推出 OpenBlue 数字平台sourcesecurity.com
- 13江森自控推出 OpenBlueprnewswire.com
- 14江森自控与劳伦斯伯克利国家实验室推出BETTER工具finance.sina.com.cn
- 15Tyco Cloud加入PSA的MSSP计划sourcesecurity.com
- 16江森自控任命 Ganesh Ramaswamy 担任全球服务与转型负责人prnewswire.com
- 17Johnson Controls任命Brian Stief为副董事长prnewswire.com
- 18Johnson Controls acquires industrial, commercial edge AI developerbiztimes.com
- 19Johnson Controls Launches OpenBlue Net Zero Buildings as a Serviceprnewswire.com
- 20Johnson Controls Unveils Industry-First OpenBlue Indoor Air Quality as a Service Solution to Help Organizations Keep Occupants Safe and Healthyprnewswire.com
- 21Wisconsin attorney general sues Johnson Controls, Tyco for PFAS contaminationwuwm.com
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