Identity graph
DayOne headquarters, locations and relationships
- Legal name
- We Are Day One Pte Ltd
- Industry
- Software As A Service
- Founded
- 2022
- Phone
- +65 6015 0516
- Website
- dayonedc.com
- LinkedIn profile for DayOne
DayOne office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Singapore | — | Singapore | Headquarters |
- Parent company
- DayOne is part of GDS Holding.
Verified from public filings, company websites and news · Methodology
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Technographics (available after sign-in)
Software, cloud and infrastructure in use.
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Firmographics (available after sign-in)
Revenue, headcount, growth and industry codes.
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Capabilities (available after sign-in)
Products, services and certifications.
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News (available after sign-in)
Recent coverage and signals, resolved to the entity.
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And more (available after sign-in)
Subsidiaries, people and lookalike companies.
Who uses the DayOne entity
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Revenue and GTM teams
Territories, enrichment and account expansion on one resolved account.
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Developers and AI agents
The entity and its relationships through the REST API and MCP server.
Developers -
Private equity and investors
Corporate family, comparable companies and deal sourcing.
Private equity -
Industry and supply chain
Suppliers, sites and partners mapped to the right legal entity.
Industry -
Government and public sector
Supplier vetting, ownership and jurisdiction checks against one verified entity.
Government
About DayOne
DayOne is headquartered in Singapore, Singapore. Founded in 2022, the company has 2 recorded locations and employs approximately 759 people worldwide.
Where is DayOne's main office?
DayOne's main headquarters office is located at Singapore, Singapore. This is the company's primary corporate address.
DayOne contact information
The main switchboard for DayOne headquarters can be reached at +65 6015 0516. Official website: dayonedc.com.
What does DayOne do?
DayOne is a data center pioneer that develops and operates next-gen digital infrastructure for industry leaders who demand reliable, cost-effective and quickly scalable solutions. Our cutting-edge facilities empower hyperscalers and large enterprises to achieve rapid deployment and enhance connectivity, driving transformative engagement and innovation as we shape the future of industries. DayOne's data centers are located across key markets, including Singapore, Johor (Malaysia), Batam (Indonesia), Greater Bangkok, Hong Kong SAR, Tokyo, and beyond. Headquartered in Singapore, DayOne’s leadership team draws on over two decades of industry experience and a track record of building Asia's largest data center business. With DayOne, they have created the SIJORI (Singapore, Johor, and Riau Islands) market as a global data center hub. As demand for strategically located and customized data centers rises, DayOne's entrepreneurial spirit, customer-first strategy, deep local partnerships, and agile executional capabilities uniquely position us to power the growth ambitions of leading hyperscalers and large enterprises around the world.
One entity, every stage
Put DayOne to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, DayOne included. Fingerprint search
- Cover Plan territories DayOne's 2 locations roll up to one account, so it lands in one territory, once. Territory planning
- Engage Act on timing Leadership changes, funding and M&A arrive linked to the account, not a loose headline. Signal monitoring
- Convert Close on a resolved record Inbound and closed-won attach to one CRM record, with no duplicates to merge. CRM enrichment
- Retain Ground every answer Customer teams and AI agents answer from the same entity, with a source and a date. AI agent data layer
- Expand Find the next buyer inside Follow subsidiaries and divisions to the next team that can buy. Account expansion
About the source
What is GraphIQ.ai?
A B2B identity graph. It resolves each organization into one verified entity and maps its parent and subsidiaries, employees, competitors and news signals. Revenue teams use it in the product; AI agents query it through the REST API and MCP server.
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DayOne: frequently asked questions
Where is DayOne headquarters?
Singapore, Singapore.
What is DayOne's phone number?
+65 6015 0516 (headquarters).
When was DayOne founded?
2022.
How many employees does DayOne have?
About 759, as of October 2026 (GraphIQ.ai estimate).
How many offices does DayOne have?
2 locations.
Questions about GraphIQ.ai
Is GraphIQ.ai a list of companies like a spreadsheet?
No. Each organization resolves to one verified entity linked to its parent, subsidiaries, people and signals, so DayOne here is the same DayOne in your CRM, territory plan and agent answers.
Where does this DayOne data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.