
Honeywell Building Automation is a business segment of Honeywell International, a publicly traded diversified technology company listed on NASDAQ under ticker HON. The segment generated approximately $5.8 billion in revenue in 2024, providing building control, security, fire safety, and energy management systems. Honeywell announced plans in October 2024 to spin off its Aerospace segment, but Building Automation will remain part of Honeywell. Headquarters are in Charlotte, North Carolina, USA.
Parent Company
Founded
1906
Status
Publicly Traded
Headquarters
| Brand | Parent Company | Ownership Type |
|---|---|---|
| Honeywell Building Automation | Honeywell International | Subsidiary |
Honeywell's building automation business traces directly to the company's origins. Albert Butz patented a furnace regulator in 1886, leading to the formation of the Minneapolis Heat Regulator Company. In 1927, this company merged with Honeywell Heating Specialty Company to form Minneapolis-Honeywell Regulator Company. The company's first products were thermostats and heating control systems, which are the foundational technologies of the modern Building Automation segment.
Throughout the mid-20th century, Honeywell expanded from residential heating controls into commercial and industrial building controls. The company developed pneumatic control systems for commercial HVAC applications, which became standard equipment in large office buildings, hospitals, and factories. By the 1960s, Honeywell was one of the dominant suppliers of building temperature control systems in the United States.
The 1999 merger of Honeywell with AlliedSignal Corporation brought additional capabilities to the building automation business. AlliedSignal had acquired Pittway Corporation in 2000, which brought fire detection and security products into the combined company. These product lines, including Notifier fire alarm systems and Ademco security systems, became part of Honeywell's building automation portfolio.
In 2016, Honeywell reorganized its Automation and Control Solutions division into two separate business segments. Building Automation was created as a distinct segment focused on building control, security, and fire safety. Safety and Productivity Solutions was separated to focus on industrial safety, scanning, and mobility products. This reorganization allowed each segment to pursue more focused strategies and product development.
The segment has expanded its digital capabilities through development of the Honeywell Forge platform, a cloud-based building management system that provides real-time monitoring, analytics, and automated control of building systems. Honeywell Forge integrates HVAC, lighting, security, and energy management into a single platform accessible through web and mobile interfaces.
In 2023, Honeywell acquired Carrier Global's commercial fire and security business for approximately $4.95 billion. This acquisition added Carrier's fire detection, access control, and video surveillance products to the Building Automation segment, significantly expanding its security and fire safety portfolio. The acquisition included brands such as Edwards fire alarm systems, Lenel access control, and Onity hotel locks.
In 2024, Honeywell announced the acquisition of Carrier Global's commercial refrigeration business for approximately $1.1 billion, further expanding the Building Automation segment's capabilities in commercial building equipment.
The segment continues to invest in smart building technologies, IoT-enabled devices, and cloud platforms. Honeywell has emphasized the integration of artificial intelligence and machine learning into its building management systems to enable predictive maintenance, energy optimization, and automated fault detection.
What does Honeywell own?
Following the completion of its three-way separation in 2026, Honeywell Technologies owns the automation businesses, including building automation, process automation and technology, and industrial automation. The former Aerospace Technologies business is now Honeywell Aerospace (HONA), and the former Advanced Materials business is now Solstice Advanced Materials (SOLS). Both are independent publicly traded companies. Honeywell Technologies' major product lines include Honeywell Building Technologies, Intelligrated warehouse automation, and UOP process technology.
Is Honeywell publicly traded?
Yes, Honeywell Technologies, Inc. is publicly traded on Nasdaq under ticker HON. The company completed a 1-for-2 reverse stock split on June 29, 2026, reducing total outstanding shares to approximately 317 million. Major institutional shareholders include Vanguard Group, BlackRock, and State Street. Honeywell Aerospace trades independently under HONA, and Solstice Advanced Materials trades under SOLS.
Who founded Honeywell?
Honeywell traces its origins to 1906 when Mark Honeywell founded the Honeywell Heating Specialty Company in Wabash, Indiana. The company merged with Minneapolis Heat Regulator Company (founded by Albert Butz in 1885) in 1927 to form Minneapolis-Honeywell Regulator Company. The company shortened its name to Honeywell Inc. in 1964 and merged with AlliedSignal Corporation in 1999.
Where is Honeywell headquartered?
Honeywell Technologies is headquartered in Charlotte, North Carolina, having relocated from Morris Plains, New Jersey, in 2019. Honeywell Aerospace is headquartered in Phoenix, Arizona. Solstice Advanced Materials is headquartered in Morris Plains, New Jersey.
How many employees does Honeywell have?
As of December 31, 2025, the pre-separation Honeywell employed approximately 101,000 people across 79 countries, with approximately 36,000 in the United States. Following the separation, Honeywell Technologies has approximately 50,000 employees, Honeywell Aerospace has over 36,000 employees, and Solstice Advanced Materials has the remainder. The employee count excludes approximately 19,000 employees at Sandia National Laboratories and the Kansas City National Security Campus, which Honeywell manages as a U.S. Department of Energy contract operator.
Who owns Honeywell?
Honeywell Technologies, Inc. is publicly traded on Nasdaq with a broad institutional and retail shareholder base. No single shareholder holds a controlling stake. Major institutional shareholders include Vanguard Group, BlackRock, and State Street. Vimal Kapur serves as Chairman and Chief Executive Officer.
What is Honeywell's revenue?
For fiscal year 2025, the pre-separation Honeywell reported sales of $37.4 billion, up 8% year-over-year, with organic growth of 7%. Adjusted EPS was $9.78, up 12%. Operating cash flow was $6.1 billion and free cash flow was $5.1 billion, up 20%. For 2026, the company issued guidance of $38.8 to $39.8 billion in sales with 3% to 6% organic growth and adjusted EPS of $10.35 to $10.65.
Is Honeywell separating into multiple companies?
The separation is complete. Honeywell completed the spin-off of Solstice Advanced Materials (SOLS) on October 30, 2025, and the spin-off of Honeywell Aerospace (HONA) on June 29, 2026. The remaining entity, Honeywell Technologies, trades under HON and operates as a pure-play automation company. The three-way separation was announced in February 2025 and completed ahead of the company's prior expectations.
Honeywell Building Automation develops products that reduce building energy consumption. The segment's building management systems optimize HVAC operation, lighting control, and energy usage based on occupancy and conditions. Honeywell states that its building automation systems can reduce building energy consumption by up to 30% through optimized control strategies.
The segment's products support green building certifications including LEED and BREEAM. Honeywell's energy management systems provide the monitoring and reporting capabilities needed for building owners to document energy performance for certification programs.
Honeywell International publishes a corporate sustainability report that includes environmental metrics for the Building Automation segment. The company has committed to achieving carbon neutrality in its operations by 2030. The segment's manufacturing facilities participate in Honeywell's corporate energy efficiency and waste reduction programs.
The segment faces cybersecurity challenges as building systems become increasingly connected to networks and cloud platforms. Honeywell has invested in cybersecurity certifications and protocols for its connected building products, including IEC 62443 compliance for industrial automation security.
Following the acquisition of Carrier's commercial fire and security business, Honeywell inherited existing supply chain and ethical sourcing commitments. The segment maintains compliance with conflict minerals reporting requirements under Dodd-Frank Section 1502.
Honeywell Building Automation has received recognition from building industry organizations. The segment's products have been recognized by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) for contributions to building system technology. Honeywell's fire safety products have received certifications from UL (Underwriters Laboratories) and FM Approvals, which are required safety certifications rather than competitive awards.
The segment has received recognition from industry publications including Building Operating Management and FacilitiesNet for its building management platforms. Honeywell Forge has been featured in smart building industry analyses as a leading cloud-based building management platform.
Honeywell's Notifier and Edwards fire alarm systems are widely specified by fire protection engineers and are listed on numerous approved product lists for commercial construction projects. These listings represent regulatory compliance rather than competitive awards.
The segment has not prominently received independent consumer product awards, as its products are business-to-business building systems rather than consumer products. Recognition is primarily from industry trade publications, regulatory certifications, and customer specifications.
Honeywell Building Automation has faced product recalls and safety issues typical of large building system manufacturers. Fire alarm systems, security panels, and HVAC controls are subject to periodic recalls when components fail to meet performance standards.
In 2016, Honeywell recalled approximately 900,000 Notifier fire alarm control panels due to a software issue that could cause the panels to fail to activate alarms during a fire event. The recall was issued in cooperation with the Consumer Product Safety Commission and was addressed through a software update.
The segment has faced litigation related to fire alarm system performance. In some cases, building owners have alleged that fire alarm systems failed to activate properly during fire events. Honeywell has defended these cases and where appropriate has settled claims without admitting liability.
The 2023 acquisition of Carrier's commercial fire and security business brought additional product liability exposure. Honeywell assumed responsibility for ongoing product warranty and liability claims related to Carrier's former fire and security products.
Cybersecurity vulnerabilities in connected building systems have become an increasing concern. Honeywell has issued security advisories for some of its building automation products when vulnerabilities were identified. The segment has invested in product security teams and vulnerability response processes to address these challenges.
The segment faces regulatory compliance requirements across multiple jurisdictions. Building codes, fire safety standards, and electrical safety regulations vary by country and region. Honeywell must maintain compliance with these requirements to sell its products in different markets.
No direct competitors found in the same category. This could be because Honeywell Building Automationoperates in a unique market segment or we're still building our competitor database.
Looking for brands with different ownership structures? These similar brands are not owned by Honeywell International, giving you alternative choices that support different corporate structures.
Conglomerates IndustrialOwned by Adani Group
Indian cement and ready-mix concrete manufacturer, one of the oldest cement companies in India, owned by Adani Group since 2022.
ACC Limited is privately owned, unlike Honeywell Building Automation which is under a publicly traded parent company.
Conglomerates IndustrialOwned by Adani Group
Indian cement manufacturer providing construction materials and building solutions, owned by Adani Group since 2022.
Ambuja Cement is privately owned, unlike Honeywell Building Automation which is under a publicly traded parent company.
Conglomerates IndustrialOwned by Dalmia Bharat Group
Indian cement and building materials brand owned by Dalmia Bharat Group, the fourth largest cement manufacturer in India by capacity.
Dalmia Cement is privately owned, unlike Honeywell Building Automation which is under a publicly traded parent company.
Conglomerates IndustrialOwned by Aditya Birla Group
Indian cement and building solutions brand owned by Aditya Birla Group, headquartered in Mumbai, and the largest cement producer in India by capacity.
UltraTech Cement is privately owned, unlike Honeywell Building Automation which is under a publicly traded parent company.
Conglomerates IndustrialOwned by Fastenal Company
American industrial and construction supplies distributor, the largest fastener distributor in North America with over 3,500 locations across 25 countries.
Fastenal operates independently without a large parent corporation.
Conglomerates IndustrialOwned by KBR
American engineering and government services company spun off from Halliburton in 2007, listed on NYSE: KBR.
KBR operates independently without a large parent corporation.
Discover popular brands and companies in the Conglomerates & Industrial category and related searches from other users.

Indian cement and ready-mix concrete manufacturer, one of the oldest cement companies in India, owned by Adani Group since 2022.

Crushed stone, sand, and gravel producer operating quarries and distribution facilities primarily in the southeastern United States, operating as a division of Vulcan Materials Company.

Indian cement manufacturer providing construction materials and building solutions, owned by Adani Group since 2022.