Scale
- 454 MW Capacity brought into service
- Presence across seven markets, with gigawatt-scale platform capacity achieved two years ahead of plan
DayOne Sustainability Report 2025
Responsible Growth atHyperscale
DayOne is committed to developing and operating next generation data centers that deliver reliable, scalable and sustainable digital infrastructure for the world's most ambitious businesses.
Download the DayOne Sustainability Report 2025ABOUT THE REPORT
Advancing toward our
sustainability 
targets
As DayOne continues to scale, so do the expectations of our employees and stakeholders on our responsibility to manage our business transparently.
Our inaugural Sustainability Report provides a transparent view of DayOne's 2025 ESG performance, targets and progress. It builds on our ambitions that are set out in our sustainability roadmap.
SUSTAINABILITY
2025 Performance Highlights
Operational Performance
- 99.9972% portfolio uptime across operational sites
People
- Workforce more than doubled year-on-year, with 783 employees across 7 markets.
- 27% of women in leadership roles
Certifications and Assurance
- 6 sites covered by SOC 1 / SOC 2 reports
- 6 sites certified to ISO/IEC 27001
- 3 LEED Platinum-certified data centers
- 6 LEED Gold-certified data centers
Sustainability
- Approximately 180 GWh of renewable electricity procured through green electricity tariffs
- Portfolio operational PUE: 1.33
- 83.5 MW of renewable energy PPAs secured across Singapore, Malaysia and Thailand
- Landmark renewable energy supply agreement with TNB, covering 1.5 GWp of solar capacity and 2.2 GWh of battery energy storage across Malaysia
NEWS
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