Top 10: Global Smart Building Companies

Smart buildings are facilities which use digital intelligence to collect data from the likes of devices, sensors, systems and on-premises services.

These structures are setting new standards for sustainability, as well as efficiency and comfort.

With technology like AI and IoT being core to this infrastructure, Technology Magazine runs through 10 of the world’s 10 leading smart building companies.

10. Hitachi

Latest annual revenue: US$66.28bn (TTM to 31 March 2024)
CEO: Keiji Kojima
HQ: Tokyo, Japan

Hitachi’s diverse presence in the smart building market makes it a key player in the space. The company utilises its broad range of technologies in digital systems, power and renewable energy and building management systems.

Hitachi’s focus on intelligent building management systems is designed to enhance energy efficiency, security and overall operational optimisation.

Hitachi has developed solutions like BuilMirai, a building IoT solution for small and medium-sized buildings and Lumada, which improves building management efficiency, maintains and improves operational quality and enhances user comfort.

9. Legrand

Latest annual revenue: US$9.3bn (TTM to 31 December 2024)
CEO: Benoît Coquart
HQ: Limoges, France

Legrand specialises in electrical and digital infrastructure for smart living spaces, offering a variety of solutions for residential, commercial and industrial buildings.

Its expertise includes wiring devices, control systems, lighting management and network infrastructure, with an increasing emphasis on energy efficiency and connectivity.

“As globalisation accelerates and projects become ever more complex, having a skilled partner you can count on is more important than ever, in fact, it’s your key to success,” the company says.

Legrand provides solutions like the intelligent building manager for smaller and medium-sized spaces, focusing on sustainability, user autonomy and operational efficiency.

"There is a trend towards improving building efficiency that will undoubtedly support our business,” Legrand CEO “Benoît Coquart says.

8. IBM

Latest annual revenue: US$62.75bn (TTM 31 December)
Chairman, President and CEO: Arvind Krishna
HQ: New York, USA

IBM’s solutions for facilities and real estate management include IBM TRIRIGA, which underpins the company’s focus on optimising building utilisation, energy management and maintenance operations, leveraging AI and cloud technologies to create smarter infrastructure.

“This modular and scalable solution helps enterprises reduce costs and improve operational efficiency with data-driven decisions while ensuring readiness for future challenges,” IBM says.

IBM provides solutions for various sectors, including commercial buildings, healthcare and government, aiming to improve operational efficiency and reduce costs through intelligent building management.

7. Huawei

Latest annual revenue: US$118m (TTM 31 December 2024)
Founder and CEO: Ren Zhengfei
HQ: Shenzhen, China

Huawei’s communication infrastructure is vital for supporting smart building ecosystems, delivering robust connectivity and intelligent infrastructure solutions.

Leveraging its innovative communications technology, IoT solutions and AI capabilities, Huawei enables the creation of efficient smart building systems.

Focusing on the concept of “enabling smarter management and creating better lives,” Huawei applies smart city best practices and more than 30 years of experience in the Information and Communications Technology (ICT) industry to its solutions.

Its focus includes developing intelligent campuses, smart homes and energy-efficient solutions, contributing to the advancement of smart city initiatives through integrated technological platforms.

6. Cisco

Latest annual revenue: US$54.17bn (TTM 31 January 2025)
CEO: Chuck Robbins
HQ: California, USA

“Smart buildings are not only a transformative necessity but also a huge opportunity, not only to deliver an exceptional experience to the end users but also to preserve our planet,” says Dany Sammour, Senior Director of Solution Development Architecture and Advisory at Cisco.

“However, in order to make your investment work, you need an end-to-end, 360° approach that takes into account your users’ needs, the journey of their interactions with the technology and an intelligent infrastructure. You can’t have one without the other.”

Cisco plays a crucial role in the smart building market by providing the essential networking solutions that underpin connectivity.

Its networking hardware and software enable the seamless integration of diverse building systems onto a unified network infrastructure. 

Cisco focuses on technologies like Power over Ethernet (PoE), supports sustainability initiatives and offers solutions designed to create productive, intuitive and safe workspaces through intelligent network management and automation.

5. Johnson Controls

Latest annual revenue: US$22.28bn (TTM to 31 December 2024)
CEO: Joakim Weidemanis
HQ: Cork, Ireland

Johnson Controls specialises in creating smart, healthy and sustainable buildings through its comprehensive OpenBlue ecosystem.

Its offerings include HVAC systems, fire and security equipment and building automation technologies, with a strong emphasis on energy efficiency, occupant well-being and achieving net-zero emissions.

Johnson Controls significantly expanded the AI capabilities in its OpenBlue Enterprise Manager suite of digital solutions at the end of 2024, including the first customer-facing Gen AI applications.

“The expansion of customer-facing AI features into Johnson Controls OpenBlue marks a pivotal moment in the evolution of building management technology,” says Johnson Controls CTO Vijay Sankaran. 

“These new AI-driven features not only enhance operational efficiency and sustainability, but also empower building owners and operators with unprecedented levels of insight and control. 

“We are committed to pioneering innovations that drive automation and create smarter, more responsive environments for our customers.”

4. Schneider Electric

Latest annual revenue: US$39.68bn (TTM to 31 December 2023)
CEO: Olivier Blum
HQ: Paris, France

A global leader in energy management and automation, Schneider Electric provides extensive smart building solutions through its EcoStruxure platform.

EcoStruxure is Schneider Electric’s open, interoperable, IoT-enabled system architecture and platform that offers cloud-based data gathering and analytics capabilities across an organisation’s energy-related functions. 

The platform provides real-time monitoring, predictive analytics and AI-driven insights to improve energy efficiency and reduce costs. 

“EcoStruxure Advanced Distribution Management System (ADMS) and Distributed Energy Resource Management System (DERMS) help utilities with improved planning, monitoring and control. EcoStruxure Asset Advisor and Grid Metering enable device, data and asset management,” Nadège Petit, Chief Innovation Officer at Schneider Electric told sister title Energy Digital.

3. ABB

Latest annual revenue: US$32.85bn (TTM to 31 December 2024)
CEO: Morten Wierød
HQ: Zürich, Switzerland

ABB offers a range of electrification and automation solutions for smart buildings, focusing on optimising energy consumption and overall building automation.

Its portfolio includes smart building control systems and IoT solutions designed to create a more sustainable and resource-efficient future.

ABB Ability Energy Manager is a comprehensive cloud-based solution that integrates energy and asset management. It offers real-time monitoring, intuitive dashboards and data-driven insights to optimise energy consumption and reduce CO₂ footprints. The platform can potentially reduce energy waste by up to 30% and maintenance costs by up to 30%.

Now ex-ABB Chief Digital Officer Guido Jouret said on ABB Ability’s launch: “We are turning ABB’s decades of industrial domain expertise into software offerings that our customers can access through the world’s largest and most advanced digital platform. 

“From being a hidden digital champion, we are becoming the partner of choice for customers embarking on a digital transformation. They can now know more, do more, do better, together. We can help them assess, automate, optimise and collaborate.”

2. Siemens

Latest annual revenue: US$83.29bn (TTM to 31 December 2024)
CEO: Roland Busch
HQ: Munich, Germany

Through its Smart Infrastructure division, Siemens provides a wide array of building automation technologies and services for commercial, industrial and public buildings.

Its expertise spans HVAC, fire safety, security systems and comprehensive building automation and control systems.

Siemens emphasizes digital transformation towards smarter and more sustainable buildings through its Siemens Xcelerator platform, which integrates data and technology to create adaptable and user-centric environments.

“Today, 75% of buildings are not managed as efficiently as they could be," says Emma Falck, Executive Vice President of Product at Siemens Smart Infrastructure Buildings.

“Connectivity, digitalisation and AI enable us to make buildings more efficient and sustainable and ultimately pave the way to human-centric, fully autonomous infrastructure.

“Connectivity mandates high levels of cybersecurity — and here Siemens is really a frontrunner.

“Our innovations set the stage for a future where buildings of any kind and size are capable of meeting tomorrow's challenges head-on.”

1. Honeywell

Latest annual revenue: US$38.49bn (TTM to 31 December 2024)
President and CEO: Vimal Kapur
HQ: North Carolina, USA

Honeywell offers a comprehensive suite of building automation solutions, encompassing access control, fire and life safety systems, HVAC control and energy management.

Its integrated solutions and software platforms, such as Honeywell Forge, focus on creating buildings that are safe, energy-efficient, sustainable and productive.

With a significant presence in more than 10 million buildings worldwide, Honeywell provides technologies and services that optimise building operations and enhance occupant comfort. 

The company’s broad portfolio caters to diverse building types, from commercial offices to healthcare facilities, leveraging data analytics and IoT to drive efficiency and sustainability.

Billal Hammoud, President and CEO of Honeywell Building Automation, says: "AI in buildings is a game-changer that not only helps decision makers potentially maximise operations and efficiencies, but it can also help improve security for guests, minimise energy usage for tenants and reduce costly downtime by flagging issues before they happen.

“With basic AI functions already integrated into many commercial buildings, leaders should pivot their focus to the upskilling opportunities it presents for employees who can tap into AI to help buildings reduce carbon emissions while being more secure and operationally efficient.”

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