Top 10: Sustainable Factories
As sustainability becomes a strategic priority across industries, manufacturers are rethinking how and where their products are made.
From carbon-neutral data centres to factories powered entirely by renewable energy, the global shift towards greener, smarter and more responsible production is well underway.
Leading brands such as Ferrari, Lego, Tesla and Unilever are setting new standards with facilities that prioritise energy efficiency, resource circularity and climate resilience.
This top 10 highlights some of the world’s most innovative and environmentally conscious factories, spanning sectors from automotive to consumer goods and technology.
Each site exemplifies how sustainable design and smart manufacturing can go hand in hand, offering a blueprint for the future of industry.
10. Tesla Gigafactory
Global presence: 30 countries
Location: Shanghai, China
Tesla's Gigafactory in Shanghai plays a central role in the company’s mission to accelerate the global transition to sustainable energy.
The facility produces hundreds of thousands of electric vehicles annually, significantly expanding access to low-emission transport across Asia and Europe. It integrates advanced manufacturing technologies to reduce waste, improve energy efficiency and lower overall emissions.
Tesla has implemented water recycling systems, sustainable material sourcing and on-site renewable energy generation as part of its broader environmental strategy.
As one of Tesla’s most productive and strategically important sites, the Shanghai Gigafactory exemplifies how large-scale EV manufacturing can align with climate goals.
9. Ferrari E-Building
Global Presence: 60 countries (Ferrari)
Location: Maranello, Italy
Ferrari’s US$200m ‘e-building’ in Maranello, Italy, marks a major step in the company’s journey towards carbon neutrality by the end of the decade.
Designed as its most advanced and sustainable manufacturing facility, the building integrates 3,000 solar panels, rainwater harvesting systems and internal green spaces to enhance energy efficiency and environmental performance.
It supports the flexible production of petrol, hybrid and fully electric vehicles, enabling Ferrari to adapt to the industry’s evolving sustainability standards.
With a strong focus on reducing its environmental footprint, the e-building reflects Ferrari’s commitment to blending luxury automotive craftsmanship with responsible, future-focused manufacturing.
8. IKEA
Global Presence: 60 countries
Location: Zbąszynek, Poland
IKEA’s Zbąszynek factory in western Poland is one of its largest and most advanced production sites, operated by IKEA Industry.
As part of the company’s global push for climate positivity by 2030, the factory runs entirely on renewable electricity sourced from wind and biomass.
It has undergone major energy efficiency upgrades, including modern production lines and enhanced insulation, significantly reducing its energy demand.
The site operates on a zero waste to landfill policy and uses responsibly sourced, FSC-certified timber.
Zbąszynek plays a vital role in IKEA’s broader transition, with 408 factories and suppliers switching to 100% renewable electricity as of 2023.
7. Schneider Electric
Global Presence: 100 countries
Location: USA, China, Spain
Schneider Electric operates several flagship sustainable factories across the globe.
Its Lexington, Kentucky facility is recognised as a World Economic Forum Advanced Lighthouse, using IIoT connectivity and predictive analytics to enhance energy efficiency and operational performance.
In Wuxi, China, the company has implemented emissions reduction strategies and circular economy practices, highlighting its commitment to low-impact manufacturing.
Meanwhile, the Barcelona site in Spain has achieved zero CO₂ factory status through the use of an integrated microgrid powered by solar panels, battery storage and EV charging stations.
Together, these sites demonstrate Schneider Electric’s leadership in digital, low-carbon and circular manufacturing.
6. Google
Global Presence: 100 countries
Location: Sriperumbudur, Tamil Nadu, India
Google’s Pixel manufacturing facility in Sriperumbudur, Tamil Nadu, India, operated by partner Dixon Technologies, marks a key step in localising and decarbonising its hardware production.
Aligned with Google’s 2030 goal to run entirely on carbon-free energy, the facility follows strict environmental standards covering emissions, energy use and responsible sourcing.
Google’s Supplier Responsibility programme ensures partners adopt sustainable practices, including energy-efficient assembly and the use of recyclable materials.
This site will support the production of Pixel smartphones while contributing to regional economic growth. It exemplifies how Google is integrating sustainability into its global supply chain through strategic, environmentally conscious manufacturing partnerships.
6. Lego Factory
Global Presence: 130 countries
Location: Binh Duong, Vietnam
Lego’s US$1bn factory in Binh Duong, Vietnam, is set to operate entirely on clean energy by early 2026, marking a significant step in the company’s sustainability journey.
The facility is equipped with 12,400 solar panels, an on-site energy storage system and a Direct Power Purchase Agreement to source renewable electricity locally.
To further reduce its environmental impact, Lego has planted 50,000 trees around the site to help offset emissions and protect local biodiversity.
This factory exemplifies Lego’s commitment to responsible growth and its ambition to build environmentally conscious operations in fast-growing markets.
5. Procter & Gamble (P&G)
Global Presence: 180 countries
Location: Taicang, Jiangsu Province, China
Procter & Gamble’s Taicang plant is one of its most advanced manufacturing sites globally and a model for sustainable production.
The factory is powered by 100% renewable electricity, utilises advanced water recycling systems and is designed for zero manufacturing waste to landfill.
It also includes smart building technologies to minimise energy use and integrates sustainable packaging processes to reduce plastic waste.
As part of P&G’s broader ‘Ambition 2030’ goals, the site supports the company’s transition to responsible consumption and production at scale, reinforcing its role as a global leader in consumer goods and sustainability.
4. Unilever
Global Presence: 190 countries
Location: India, UK
Unilever operates two standout sustainable facilities that demonstrate its global commitment to innovation and responsible manufacturing.
In Dapada, India, Unilever runs the first FMCG factory in the country to be recognised by the World Economic Forum’s Global Lighthouse Network.
The site integrates advanced digital tools and sustainable practices to improve resource efficiency and reduce emissions.
In Liverpool, UK, the £68m (US$81.1m) Materials Innovation Factory, developed in collaboration with the University of Liverpool, focuses on robotics, automation and sustainable product development.
Together, these sites reflect Unilever’s drive to embed sustainability and cutting-edge technology into every stage of its operations.
2. Nestlé
Global Presence: 190 countries
Location: Serbia, UK
Nestlé’s factories in Surčin, Serbia and Fawdon, UK exemplify the company’s commitment to sustainable operations across its global network.
The Surčin facility has achieved zero waste to landfill, ensuring that all production waste is either recycled or recovered, setting a benchmark for waste management in the region.
Meanwhile, the Fawdon site serves as a test bed for sustainability initiatives, with a goal to cut water consumption and CO₂ emissions by 50% within two years.
These efforts form part of Nestlé’s wider strategy to reduce environmental impact and lead on sustainable practices in the food and beverage industry.
1. Siemens
Global Presence: 200 countries
Location: China, USA, Germany
Siemens operates several leading sustainable factories that demonstrate its global commitment to digitalisation and low-carbon manufacturing.
Its Chengdu facility in China has been designated a Sustainability Lighthouse by the World Economic Forum, thanks to its integration of digital and sustainable practices to boost production efficiency.
In Fort Worth, Texas, Siemens has invested US$190m in a carbon-neutral factory that manufactures electrical equipment for data centres, showcasing the company’s dedication to supporting green digital infrastructure.
Meanwhile, the Fürth site in Germany is recognised for combining advanced digital technologies with real-world sustainability solutions, reinforcing Siemens’ role as a leader in smart, responsible industry.
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