Identity graph
Duo Security headquarters, locations and relationships
- Legal name
- Scio Security, Inc.
- Industry
- Security Software
- Founded
- 2010
- Phone
- +1 866 760 4247
- Website
- duo.com
Duo Security office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Ann Arbor | Michigan | United States | Headquarters |
| London | England | United Kingdom | Office |
| Austin | Texas | United States | Office |
| Detroit | Michigan | United States | Office |
| San Francisco | California | United States | Office |
| San Mateo | California | United States | Office |
- Parent company
- Duo Security is part of Cisco Systems.
- Competitors
- Duo Security competes with 4 organizations in the GraphIQ.ai identity graph.
Verified from public filings, company websites and news · Methodology
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Subsidiaries, people and lookalike companies.
Who uses the Duo Security 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.
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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.
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Government
About Duo Security
Duo Security is headquartered in Ann Arbor, Michigan, United States. Founded in 2010, the company has 12 recorded locations across 2+ countries and employs approximately 653 people worldwide.
Where is Duo Security's main office?
Duo Security's main headquarters office is located at 123 N Ashley St suite 200, Ann Arbor, Michigan 48104-1316, United States. This is the company's primary corporate address.
Duo Security regional offices
Beyond its headquarters in Ann Arbor, Duo Security has recorded locations in United States and United Kingdom.
Duo Security contact information
The main switchboard for Duo Security headquarters can be reached at +1 866 760 4247. Official website: duo.com.
What does Duo Security do?
Duo Security is a cloud-based access security provider protecting the world’s fastest-growing and largest companies and thousands of organizations worldwide, including Box, Etsy, Facebook, K-Swiss, The Men’s Wearhouse, NASA, Palantir, Paramount Pictures, Random House, Toyota, TripAdvisor Twitter, Yelp, Zillow, and more. Duo Security’s innovative and easy-to-use technology can be quickly deployed to protect users, data, and applications from breaches, credential theft and account takeover. Duo Security is backed by Benchmark, Google Ventures, Radar Partners, Redpoint Ventures and True Ventures.
One entity, every stage
Put Duo Security to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Duo Security included. Fingerprint search
- Cover Plan territories Duo Security's 12 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.
POST/api/v2/organizations/search
Duo Security: frequently asked questions
Where is Duo Security headquarters?
123 N Ashley St suite 200, Ann Arbor, Michigan 48104-1316, United States.
What is Duo Security's phone number?
+1 866 760 4247 (headquarters).
When was Duo Security founded?
2010.
How many employees does Duo Security have?
About 653, as of October 2026 (GraphIQ.ai estimate).
How many offices does Duo Security have?
12 locations across 2+ countries, including London, Austin, Detroit, San Francisco.
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 Duo Security here is the same Duo Security in your CRM, territory plan and agent answers.
Where does this Duo Security data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.